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THE HEALTH COLLECTION

Health Calculators

Body measurements, fitness, age, pregnancy and health calculations.

724 calculators · 5 topics

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BMI Calculator

BMI Calculator — free online calculator.

Calorie Calculator

Calorie Calculator Find out how many calories you need each day to lose, maintain, or gain weight. This calculator estimates your BMR with the Mifflin-St Jeor equation, multiplies by your activity level to get your maintenance calories (TDEE), then adjust — free online calculator.

Body Fat Calculator

Body Fat Calculator Popular Estimate your body fat percentage with the US Navy circumference method. Enter your sex, height, and a few tape measurements to see your body fat percentage, category, and healthy range. — free online calculator.

BSA Calculator

BSA Calculator Calculate your body surface area (BSA) — used in clinical practice for drug dosing and assessing organ function — from your height and weight. The calculator shows results from the Mosteller, Du Bois, and Haycock formulas side by side. — free online calculator.

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724 calculators

Body Measurements

8 calculators

BMI Calculator for Men

BMI Calculator for Men Calculate your BMI along with estimated body fat and ideal weight, tuned for men. Enter your age, weight, and height to see your BMI and category, a Deurenberg body-fat estimate, your Hamwi ideal body weight, and your healthy weight — free online calculator.

BMI Calculator for Women

BMI Calculator for Women Calculate your Body Mass Index and see which category it falls into. Enter your weight and height, and this calculator returns your BMI, its category, and the healthy weight range for your height. — free online calculator.

Body Surface Area (BSA) Calculator

Body Surface Area (BSA) Calculator Calculate your body surface area (BSA) with the Mosteller and Du Bois formulas. Enter your height and weight to get your BSA in m², widely used for drug dosing and clinical measurements. — free online calculator.

BSA Calculator

BSA Calculator Calculate your body surface area (BSA) — used in clinical practice for drug dosing and assessing organ function — from your height and weight. The calculator shows results from the Mosteller, Du Bois, and Haycock formulas side by side. — free online calculator.

Pregnancy BMI Calculator

Pregnancy BMI Calculator BMI calculator during pregnancy. BMI = weight(kg) ÷ height(m)². — free online calculator.

Health Age & Pregnancy

4 calculators

Adjusted Age Calculator

Adjusted Age Calculator The Adjusted (corrected) Age Calculator works out a premature baby's developmental age by subtracting the months of prematurity from their chronological age. Adjusted age is used to assess growth and milestones more fairly during r — free online calculator.

Baby Age Calculator (Weeks & Months)

Baby Age Calculator (Weeks & Months) The Baby Age Calculator tells you exactly how old your baby is in weeks and in months. Enter your baby's date of birth and today's date, and it returns the age in weeks (plus extra days), the number of completed calend — free online calculator.

Corrected Age Calculator (Premature Baby)

Corrected Age Calculator (Premature Baby) Corrected Age Calculator (Premature Baby) is a health and wellness calculator that helps you calculate the corrected age of a premature baby by subtracting weeks of prematurity from chronological age. The formula — free online calculator.

Health Arithmetic

3 calculators

BSA Dosage Calculator

BSA Dosage Calculator Calculate a body-surface-area-based medication dose from a patient's height, weight, and the prescribed dose per square metre. The calculator finds the BSA with the Mosteller formula and multiplies it by the mg/m² dose. — free online calculator.

Fitness & Performance

1 calculators

More Health Calculators

708 calculators

2020 Vision Calculator

2020 Vision Calculator 20/20 vision is shorthand for normal sharpness of sight: you can read at 20 feet what a person with healthy eyes reads at 20 feet. This calculator converts a Snellen test result into the familiar 20/x notation. Enter the distance yo — free online calculator.

4Ts Score Calculator

4Ts Score Calculator (HIT) The 4Ts score estimates how likely a drop in platelets is caused by heparin-induced thrombocytopenia (HIT). It scores four features — the degree of Thrombocytopenia, the Timing of the platelet fall, the presence of Thrombosis, a — free online calculator.

6 Minute Walk Test Calculator

6 Minute Walk Test Calculator The six-minute walk test (6MWT) measures how far you can walk on a flat surface in six minutes, a simple gauge of cardiopulmonary fitness used in heart and lung disease. This calculator compares the distance you walked, in me — free online calculator.

A Body Shape Index Calculator

A Body Shape Index Calculator A Body Shape Index (ABSI) combines your waist circumference with your BMI and height to judge how much of your weight sits around the middle. Enter your waist, height and weight and the calculator returns your ABSI, your BMI, — free online calculator.

A-a Gradient Calculator

Alveolar–Arterial Oxygen Gradient Calculator: clearly defined inputs, output units, and assumptions.

A-a Gradient Calculator

A-a Gradient Calculator (Alveolar-Arterial) This A-a gradient calculator finds the alveolar-arterial oxygen gradient, the difference between the oxygen pressure in your alveoli (PAO2) and your arterial blood (PaO2). Enter FiO2, PaCO2, PaO2, and age, and i — free online calculator.

Abdominal Volume Index Calculator

Abdominal Volume Index Calculator The Abdominal Volume Index (AVI) estimates the volume of your abdomen from your waist and hip circumferences, giving a measure of central (belly) fat linked to metabolic risk. Enter your waist and hip in centimetres and t — free online calculator.

ABSI Calculator

ABSI Calculator The ABSI (A Body Shape Index) calculator scores how much your waist size stands out for your height and weight, then compares it to population norms by sex to give a z-score and risk band. Enter your sex, age, weight, height and waist circ — free online calculator.

Absolute Lymphocyte Count (ALC) Calculator

Absolute Lymphocyte Count (ALC) Calculator This absolute lymphocyte count (ALC) calculator works out the number of lymphocytes in your blood from a complete blood count. Enter your total white cell count and the lymphocyte percentage, and it returns the A — free online calculator.

Absolute Neutrophil Count (ANC) Calculator

Absolute Neutrophil Count (ANC) Calculator This absolute neutrophil count (ANC) calculator works out the number of infection-fighting neutrophils in your blood from a complete blood count. Enter your total white cell count and the percentages of neutrophi — free online calculator.

Absolute Neutrophil Count (ANC, without Bands) Calculator

Absolute Neutrophil Count (ANC, without Bands) Calculator This Absolute Neutrophil Count Calculator estimates neutrophils when only the segmented neutrophil percentage is reported (bands excluded). The formula used is: ANC = WBC × neutrophils% ÷ 100. Ente — free online calculator.

ACE Score Calculator

ACE Score Calculator The ACE Score Calculator counts your Adverse Childhood Experiences — ten categories of abuse, neglect and household dysfunction before age 18. Answer yes or no to each of the ten questions and the calculator totals your score (0 to 10 — free online calculator.

ACFT Score Calculator

ACFT Score Calculator (Simplified) This simplified ACFT calculator gives a rough fitness estimate from three Army Combat Fitness Test events: the 3-rep-max deadlift, the standing power throw and the sprint-drag-carry. Enter your results and it returns a c — free online calculator.

Acid-Base (ABG) Calculator

Acid-Base (ABG) Calculator This acid-base calculator classifies an arterial blood gas (ABG) as acidemia, alkalemia or normal based on blood pH. Enter the pH, along with pCO2 and bicarbonate (HCO3-) for context, and it flags whether the blood is too acidic — free online calculator.

Active Energy Expenditure Calculator

Active Energy Expenditure Calculator Active energy expenditure (AEE) is the calories you burn through movement and activity, on top of the calories your body uses at rest. Enter your basal metabolic rate (BMR) and choose your activity level, and the calcu — free online calculator.

Adjusted Body Weight Calculator

Adjusted Body Weight Calculator The Adjusted Body Weight Calculator estimates the dosing weight used clinically when someone weighs well above their ideal body weight (IBW). It finds IBW from height and sex with the Hamwi formula, then applies AdjBW = IBW — free online calculator.

Adrenal Washout (CT) Calculator

Adrenal Washout (CT) Calculator The Adrenal Washout Calculator works out the absolute and relative contrast washout of an adrenal nodule from CT attenuation values (in Hounsfield units). High washout is characteristic of a benign adrenal adenoma. Enter th — free online calculator.

AFT Calculator

AFT Calculator Calculate the Ankle-Foot-Thigh (AFT) ratio to assess lower limb proportion in physical therapy and clinical evaluations. — free online calculator.

AHI (Apnea-Hypopnea Index) Calculator

AHI (Apnea-Hypopnea Index) Calculator The AHI Calculator works out the Apnea-Hypopnea Index — the average number of apnea and hypopnea events per hour of sleep — used to grade obstructive sleep apnea severity. AHI = total events ÷ total sleep hours. — free online calculator.

Albumin Unit Converter

Albumin Unit Converter (g/dL ↔ g/L) The Albumin Unit Converter switches albumin lab results between g/dL and g/L. The two scales differ by a factor of 10: g/L = g/dL × 10, and g/dL = g/L ÷ 10. — free online calculator.

Albumin-to-Creatinine Ratio (ACR) Calculator

Albumin-to-Creatinine Ratio (ACR) Calculator The urine albumin-to-creatinine ratio (ACR) screens for early kidney damage by comparing albumin to creatinine in a urine sample. Enter your urine albumin and creatinine, and the calculator returns the ACR in m — free online calculator.

Albumin/Globulin (A/G) Ratio Calculator

Albumin/Globulin (A/G) Ratio Calculator The Albumin/Globulin (A/G) Ratio Calculator works out the ratio of albumin to globulin in your blood from total protein and albumin. Globulin = total protein − albumin, and the A/G ratio = albumin ÷ globulin. A norm — free online calculator.

Alcohol Calories Calculator

Alcohol Calories Calculator The Alcohol Calories Calculator estimates how many calories come from the pure alcohol in a drink. Alcohol provides about 7 kcal per gram: grams = volume × ABV% × 0.789, then calories = grams × 7. — free online calculator.

Alcohol Units Calculator

Alcohol Units Calculator The Alcohol Units Calculator converts any drink into UK alcohol units and US standard drinks. UK units = volume (mL) × ABV ÷ 1000, and a US standard drink is 14 g of pure alcohol. — free online calculator.

Aldrete Score Calculator

Aldrete Score Calculator The Aldrete Score Calculator adds up the five post-anesthesia recovery criteria — activity, respiration, circulation, consciousness and oxygenation — each scored 0 to 2, to assess whether a patient is ready for discharge from the — free online calculator.

Aleve (Naproxen) Dosage Calculator

Aleve (Naproxen) Dosage Calculator The Aleve (Naproxen Sodium) Dosage Calculator adds up your total daily naproxen sodium intake from the tablet strength and number of doses, and flags whether it stays within the 660 mg over-the-counter daily limit for ad — free online calculator.

Alvarado Score Calculator

Alvarado Score Calculator The Alvarado Score Calculator adds up the eight MANTRELS clinical and lab findings to estimate the likelihood of acute appendicitis. The total ranges from 0 to 10, with higher scores indicating a greater probability. — free online calculator.

Alzheimer's Life Expectancy Calculator

Alzheimer's Life Expectancy Calculator The Alzheimer's Life Expectancy Calculator gives a rough estimate of average survival after an Alzheimer's diagnosis, based on age at diagnosis and sex. Survival tends to be longer for those diagnosed younger and sli — free online calculator.

Ambulance Cost Estimator

Ambulance Cost Estimator (Pakistan) The Ambulance Cost Estimator gives you an indicative price for ambulance transport in Pakistan based on distance and the type of vehicle. It adds a fixed base charge to a per-kilometre rate that varies between charity, — free online calculator.

Ammonia Unit Converter

Ammonia Unit Converter (µg/dL ↔ µmol/L) Ammonia Unit Converter (µg/dL ↔ µmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: µmol/L = µg/dL × 0.587; µg/dL = — free online calculator.

Anaerobic Threshold Calculator

Anaerobic Threshold Calculator The Anaerobic Threshold Calculator estimates the heart rate and running pace at which your body shifts from mainly aerobic to anaerobic energy production. It applies the Karvonen heart-rate reserve method at 85% intensity an — free online calculator.

Ankle-Brachial Index Calculator

Ankle-Brachial Index Calculator This ankle-brachial index (ABI) calculator screens for peripheral artery disease by comparing the blood pressure at your ankle with the pressure in your arm. Enter the systolic pressure measured at the ankle and at the arm, — free online calculator.

Aortic Valve Area (Continuity) Calculator

Aortic Valve Area (Continuity) Calculator The Aortic Valve Area Calculator estimates aortic valve area (AVA) from echocardiographic measurements using the continuity equation. It compares flow through the LVOT with flow through the aortic valve. The formu — free online calculator.

APACHE II Score Calculator

APACHE II Score Calculator The APACHE II Score Calculator adds up the individual point scores of a critically ill patient to give a severity-of-disease score and a rough estimate of in-hospital mortality. This is a simplified version that sums the points — free online calculator.

APC Liver Score Calculator

APC Liver Score Calculator The APC Liver Score Calculator combines age, serum albumin, and prothrombin time into a single score used to gauge liver function and prognosis. The formula used is: APC = age + (3.1 − albumin) × 10 + (PT − 12) × 5. — free online calculator.

APFT Score Calculator

APFT Score Calculator The APFT Score Calculator gives a simplified Army Physical Fitness Test total from push-ups, sit-ups, and a two-mile run. Each event contributes points, and the points are added for an overall score. The formula used is: total = push — free online calculator.

APGAR Score Calculator

APGAR Score Calculator The APGAR Score Calculator assesses a newborn's condition right after birth using five signs: Appearance, Pulse, Grimace, Activity, and Respiration. Each is scored 0–2 and added for a total out of 10. The formula used is: APGAR = Ap — free online calculator.

APRI Calculator

APRI Calculator (AST to Platelet Ratio) The APRI Calculator (AST to Platelet Ratio Index) is a non-invasive screening score for liver fibrosis and cirrhosis. It compares AST against its upper limit of normal relative to the platelet count. The formula use — free online calculator.

Army Body Fat Calculator

Army Body Fat Calculator Estimate your body-fat percentage with the US Army tape-test method and check it against the Army's maximum allowable standard for your age and gender. It uses the same circumference equations as the Navy method — based on height, — free online calculator.

Arterial Age Calculator

Arterial Age Calculator Estimate your arterial (vascular) age from your blood pressure and chronological age. Higher systolic blood pressure suggests stiffer, older-acting arteries, so this simple screening estimate adjusts your real age upward as systoli — free online calculator.

Arterial Blood pH Calculator

Arterial Blood pH Calculator Convert a hydrogen-ion concentration [H⁺] into blood pH using pH = −log₁₀[H⁺]. Enter the [H⁺] in moles per litre (M) and the calculator returns the pH. For reference, normal arterial blood pH sits in a tight range of about 7.3 — free online calculator.

Arv Calculator

ARV Response Indicator (HIV Viral Load) Get a simple indicator of how well antiretroviral (ARV) therapy is suppressing HIV, based on your most recent viral-load result. Enter the viral load in copies/mL (and an optional symptom count for context) and the — free online calculator.

AST/ALT Ratio Calculator

AST/ALT Ratio Calculator (De Ritis Ratio) Calculate the AST/ALT ratio — also called the De Ritis ratio — by dividing your aspartate aminotransferase (AST) result by your alanine aminotransferase (ALT) result. Enter both liver-enzyme values in U/L and the — free online calculator.

Asthma Control Test (ACT) Calculator

Asthma Control Test (ACT) Calculator Score the Asthma Control Test (ACT), a five-question self-assessment of how well your asthma has been controlled over the past four weeks. Rate each item from 1 to 5 and the calculator adds them up to a total out of 25 — free online calculator.

AUDIT Alcohol Use Disorders Test Calculator

AUDIT Alcohol Use Disorders Test Calculator Score the full 10-item AUDIT (Alcohol Use Disorders Identification Test) developed by the WHO to screen for hazardous and harmful drinking. Answer all ten questions and the calculator totals your score (0–40) an — free online calculator.

AUDIT-C Alcohol Screening Calculator

AUDIT-C Alcohol Screening Calculator Score the AUDIT-C, a brief three-question screen for unhealthy alcohol use derived from the full AUDIT questionnaire. Answer how often you drink, how many drinks you have on a typical drinking day, and how often you ha — free online calculator.

Average Blood Sugar Calculator

Average Blood Sugar Calculator Average several blood glucose readings and estimate the matching HbA1c. Enter up to five mg/dL readings and this calculator returns the mean, an estimated HbA1c percentage, and the average in mmol/L. — free online calculator.

Baby & Child Sleep Calculator

Baby & Child Sleep Calculator The Baby & Child Sleep Calculator tells you how much sleep your child needs each day based on their age. Enter the age in months and it returns the recommended total daily sleep and a typical nap pattern, following AASM/Natio — free online calculator.

Baby & Kids Shoe Size Calculator

Approximate a numerical EU children’s shoe-size index from measured foot length in cm. Not a UK/US converter or brand-specific fitting chart.

Baby Clothing Size Calculator

Baby Clothing Size Calculator The Baby Clothing Size Calculator suggests the right clothing size for your baby from their height (length). Because EU baby sizes are based directly on height in centimetres, you enter your baby's length and get the recommen — free online calculator.

Baby Eye Color Calculator

Baby Eye Color Calculator Predict the likely eye color of a baby based on the parents' eye colors using Mendelian genetics. — free online calculator.

Baby Eye Color Predictor Calculator

Baby Eye Color Predictor The Baby Eye Color Predictor estimates the chance your baby will have brown, green/hazel, or blue eyes based on both parents' eye colors. Pick each parent's eye color and it returns the most likely outcome plus rough probabilities — free online calculator.

Baby Formula Calculator

Baby Formula Calculator Calculate how much formula to feed your baby per day and per feeding based on age and weight. — free online calculator.

Baby Formula Cost Calculator

Baby Formula Cost Calculator The Baby Formula Cost Calculator estimates how much you'll spend on infant formula each month. Enter how many grams of powder your baby uses per day, the size of a tin, and its price, and it works out how many tins you'll need — free online calculator.

Baby Formula Feeding Calculator

Baby Formula Feeding Calculator The Baby Formula Feeding Calculator estimates how much formula your baby needs each day and per feed. Enter your baby's weight, how many feeds you give per day, and a milk-per-kg guideline, and it returns the total daily vo — free online calculator.

Baby Growth Percentile Calculator

Baby Growth Percentile Calculator The Baby Growth Percentile Calculator converts any growth measurement — weight, length, or head circumference — into a percentile, as long as you know the reference median and standard deviation for your baby's age and se — free online calculator.

Baby Height/Length Percentile Calculator

Baby Height/Length Percentile Calculator The Baby Height/Length Percentile Calculator shows where your baby's length or height ranks against other children of the same age and sex. Enter the age, sex, and measured length, and it estimates the percentile u — free online calculator.

Baby Weight Percentile Calculator

Baby Weight Percentile Calculator The Baby Weight Percentile Calculator shows where your baby's weight ranks against other children of the same age and sex. Enter the age, sex, and weight, and it estimates the percentile using WHO weight-for-age reference — free online calculator.

Baby's Milk Intake Calculator

Baby's Milk Intake Calculator Estimate how much breast milk a baby needs per day and per feeding based on weight and age. — free online calculator.

Back to Normal Life After Illness Calculator

Back to Normal Life After Illness Calculator The Back to Normal Life Calculator gives a rough estimate of how many weeks it may take to return to your usual activities after an illness. Enter how severe the illness was, your age, and your general fitness — free online calculator.

BAI Calculator

BAI Calculator The BAI Calculator estimates your Body Adiposity Index — an estimate of body fat percentage from your hip circumference and height, without needing your weight. Enter your sex, height, and hip measurement, and it returns your BAI along with — free online calculator.

Balochistan Police Fitness Calculator

Balochistan Police Fitness Calculator Check whether you meet the Balochistan Police constable physical standards before you apply. Enter your sex, age, height, weight, chest measurements (males) and your run, push-up and sit-up results, and the calculator — free online calculator.

Barthel Index Calculator

Barthel Index Calculator Calculate the Barthel Index score to assess a patient's functional independence in activities of daily living (ADL). — free online calculator.

Basal Insulin Dose Calculator

Basal Insulin Dose Calculator Estimate a starting basal (background) insulin dose from body weight. A common rule of thumb sets the total daily insulin dose (TDD) at around 0.3–0.7 units per kilogram, with roughly half of that given as long-acting basal i — free online calculator.

BASDAI Calculator

BASDAI Calculator Calculate the Bath Ankylosing Spondylitis Disease Activity Index (BASDAI) to assess disease activity in ankylosing spondylitis. — free online calculator.

BBT Calculator

BBT Calculator Analyze basal body temperature (BBT) shift to identify the likely ovulation day in a menstrual cycle. — free online calculator.

BED Calculator

BED Calculator Calculate the Biologically Effective Dose (BED) for radiation therapy to compare fractionation schemes. — free online calculator.

Bedridden Patient Height Calculator

Bedridden Patient Height Calculator Estimate the height (stature) of a bedridden or non-ambulatory adult from their knee height using the Chumlea equation. When a patient can't stand to be measured, knee height combined with age and sex gives a validated — free online calculator.

BEE Calculator

BEE Calculator Estimate Basal Energy Expenditure (BEE) — the calories your body burns at complete rest — using the revised Harris-Benedict equation. It also estimates Total Energy Expenditure (TEE) for hospitalised patients by applying stress factors for — free online calculator.

Beighton Score Calculator

Beighton Score Calculator Calculate the Beighton Score to assess joint hypermobility syndrome using the 9-point clinical scoring system. — free online calculator.

Benadryl Dosage Calculator

Benadryl Dosage Calculator Estimate a weight-based dose of Benadryl (diphenhydramine) using the common guideline of about 1 mg per kg of body weight per dose, capped at the usual adult maximum. Enter the body weight and the liquid concentration to see the — free online calculator.

Bench Press Calculator

Bench Press Calculator Estimate your one-rep max (1RM) bench press from a set you've completed, using the Epley formula, and see how it compares to your bodyweight. Enter the weight lifted, the number of reps and your bodyweight to get your estimated 1RM, — free online calculator.

Benzodiazepine Conversion Calculator

Benzodiazepine Conversion Calculator Convert a dose of one benzodiazepine into an approximately equivalent dose of another, using standard diazepam-equivalent values. Choose the drug you're converting from, the drug you're converting to, and the dose. The — free online calculator.

Berg Balance Scale Calculator

Berg Balance Scale Calculator Score the Berg Balance Scale (BBS), a 14-item test that measures static and dynamic balance in adults. Each task is rated from 0 (unable) to 4 (independent), giving a total out of 56. Higher scores mean better balance; lower — free online calculator.

Bicarbonate Deficit Calculator

Bicarbonate Deficit Calculator Estimate the bicarbonate (HCO₃⁻) deficit in a patient with metabolic acidosis, used to guide how much sodium bicarbonate might be needed to correct it. The standard formula multiplies a distribution factor (about 0.4–50% of — free online calculator.

Bilirubin Unit Converter

Bilirubin Unit Converter (mg/dL ↔ µmol/L) Convert bilirubin levels between mg/dL and µmol/L, the two units used on liver function and jaundice lab reports. The conversion uses bilirubin's molar mass factor: µmol/L = mg/dL × 17.1, and mg/dL = µmol/L ÷ 17.1 — free online calculator.

BIMS Calculator

BIMS Calculator Calculate the Brief Interview for Mental Status (BIMS) score to screen for cognitive impairment in nursing home residents. — free online calculator.

Biological Age Calculator

Biological Age Calculator Estimate your biological age — how old your body acts compared with your years — from lifestyle factors. Start with your chronological age, then adjust for smoking, exercise, diet, and sleep to see whether your habits add or subt — free online calculator.

Birth Control Cost Calculator

Birth Control Cost Calculator Estimate what your contraception adds up to over time. Enter your recurring monthly cost (and any one-off setup or device fee), and this calculator works out the monthly, annual, and total spend across the years you plan to u — free online calculator.

Birthweight Percentile Calculator

Birthweight Percentile Calculator Estimate where a baby's birth weight falls on a growth chart. Enter the birth weight along with the reference mean and standard deviation for the baby's gestational age and sex, and this calculator returns the z-score and — free online calculator.

Bishop Score Calculator

Bishop Score Calculator Score cervical readiness for labour induction. Select the cervix's dilation, effacement, consistency, and position along with fetal station, and this calculator adds them into a Bishop score (0–13) and flags whether induction is li — free online calculator.

Bladder Volume Calculator

Bladder Volume Calculator Estimate bladder volume from ultrasound measurements using the ellipsoid formula. Enter the bladder's width, height (cranio-caudal), and depth in centimetres, and this calculator returns the approximate volume in millilitres. — free online calculator.

Blood Alcohol Content (BAC) Estimator

Blood Alcohol Content (BAC) Estimator Estimate your blood alcohol content (BAC) with the Widmark formula. Enter how many grams of pure alcohol you drank, your body weight, your sex, and how long ago you started, and this calculator returns a rough BAC per — free online calculator.

Blood Loss Calculator

Estimated Blood Loss Estimate surgical or trauma blood loss from the drop in hematocrit using the Gross formula, with an approximate red-cell unit equivalent. — free online calculator.

Blood Pregnancy Test (hCG) Calculator

Blood Pregnancy Test (hCG) Calculator Track how your blood pregnancy test (quantitative beta-hCG) is changing between two draws. Enter your two hCG values and the hours between them, and this calculator returns the doubling time and the percentage rise. — free online calculator.

Blood Pressure Category Calculator

Blood Pressure Category Calculator Find out which blood pressure category your reading falls into using ACC/AHA guidelines. Enter your systolic (top) and diastolic (bottom) numbers and this calculator classifies the result from low through hypertensive cr — free online calculator.

Blood Sugar Calculator

Blood Sugar Calculator Convert blood sugar levels between mg/dL and mmol/L and interpret the result against standard ranges. — free online calculator.

Blood Sugar Converter

Blood Sugar Converter (mg/dL ↔ mmol/L) Convert blood glucose readings between mg/dL and mmol/L instantly. Choose a direction, enter your value, and this calculator returns the equivalent in the other unit using the standard factor of 18. — free online calculator.

Blood Sugar Level Calculator

Blood Sugar Level Checker Check whether a blood glucose reading is normal, prediabetic, or in the diabetes range. Choose when it was measured (fasting, after a meal, or random), enter the value in mg/dL or mmol/L, and this calculator interprets it against — free online calculator.

Blood Volume Calculator

Blood Volume Calculator Estimate your total blood volume with the Nadler formula. Enter your sex, height, and weight, and this calculator returns your approximate blood volume in litres and millilitres, plus the amount per kilogram of body weight. — free online calculator.

BMI & Fitness Level Calculator

BMI & Fitness Level Calculator Calculate your BMI and estimate your fitness level from body fat. Enter your weight, height, age, and sex, and this calculator returns your BMI, an estimated body-fat percentage using the Deurenberg formula, and a fitness ca — free online calculator.

BMI Calculator for Kids

BMI Calculator for Kids Find a child's BMI and see where it sits on the CDC growth charts. Enter your child's sex, age, weight, and height, and this calculator returns their BMI plus the underweight, healthy, overweight, and obese ranges for their age and — free online calculator.

BMI Calculator for Teens

BMI Calculator for Teens Find a teenager's BMI and see where it sits on the CDC growth charts for ages 10–19. Enter sex, age, weight, and height, and this calculator returns the BMI plus the underweight, healthy, overweight, and obese ranges for that age — free online calculator.

BMI in Pregnancy Calculator

BMI in Pregnancy Calculator Work out your pre-pregnancy BMI and see the recommended weight gain for a healthy pregnancy. Enter your pre-pregnancy weight and height, and this calculator returns your BMI, its category, and the Institute of Medicine (IOM) to — free online calculator.

BMI Insurance Premium Loading Calculator

BMI Insurance Premium Loading Calculator Estimate how your BMI could raise a health or life insurance premium. Enter your weight, height, and base premium, and this calculator works out your BMI, an illustrative loading percentage, and the loaded premium. — free online calculator.

BMI Weight Loss Calculator

BMI Weight Loss Calculator See your current BMI and how much weight you would need to lose to reach a healthy range. Enter your weight and height, and this calculator returns your BMI, its category, the healthy weight range for your height, and the weight — free online calculator.

BMR Calculator

BMR Calculator Calculate your Basal Metabolic Rate (BMR) — the calories your body burns at complete rest — using the Mifflin-St Jeor equation. Enter your sex, age, weight, and height to see your daily resting calorie needs. — free online calculator.

Body Composition Goal Calculator

Body Composition Goal Calculator Find your goal weight for a target body fat percentage while preserving lean mass. Enter your current weight, current body fat, and goal body fat to see your goal weight, the fat you need to lose, and your lean mass. — free online calculator.

Body Fat Calculator

Body Fat Calculator Popular Estimate your body fat percentage with the US Navy circumference method. Enter your sex, height, and a few tape measurements to see your body fat percentage, category, and healthy range. — free online calculator.

Body Frame Size Calculator

Body Frame Size Calculator Find out whether you have a small, medium, or large body frame from your height-to-wrist ratio. Enter your sex, height, and wrist circumference to see your frame size and the reference ranges. — free online calculator.

Body Roundness Index (BRI) Calculator

Body Roundness Index (BRI) Calculator Calculate your Body Roundness Index (BRI), a measure of body shape based on waist and height that estimates body and visceral fat. Enter your waist and height to see your BRI and how round your body profile is. — free online calculator.

Body Shape Calculator

Body Shape Calculator Find your body shape — hourglass, pear, inverted triangle, apple, or rectangle — from your bust, waist, and hip measurements. Enter the three measurements to see your shape and how defined your waist is. — free online calculator.

Body Water Percentage Calculator

Body Water Percentage Calculator Estimate your body water percentage — the share of your weight made up of water — using the Watson total body water formula. Enter your sex, age, height, and weight to see your body water percentage and total body water in — free online calculator.

Botox Units Estimator

Botox Units Estimator Estimate the typical number of botulinum toxin (Botox) units used to treat a given facial area. Pick a treatment area to see the usual onabotulinumtoxinA unit range — a guide for planning and budgeting, not a prescription. — free online calculator.

Bra Size Calculator

Bra Size Calculator Estimate your bra size from your underbust (band) and bust measurements. The band comes from your underbust rounded to the nearest even inch, and the cup from the difference between bust and underbust — about one cup size per inch. — free online calculator.

Braden Score Calculator

Braden Scale (Pressure Ulcer Risk) Calculate the Braden Scale score to assess a patient's risk of developing pressure ulcers (bedsores). Rate the six subscales to get a total score from 6 to 23 — the lower the score, the higher the risk. — free online calculator.

Breast Cancer Recurrence Risk Calculator

Breast Cancer Prognosis (Nottingham Prognostic Index) Estimate breast cancer prognosis using the Nottingham Prognostic Index (NPI), a widely used score based on tumour size, lymph node involvement, and tumour grade. Enter the three factors to see the NPI — free online calculator.

Breast Cancer Risk Factor Calculator

Breast Cancer Risk Factor Calculator Get an educational estimate of your breast cancer risk level by tallying well-established risk factors such as age, family history, and breast density. This screening guide highlights whether a conversation with your d — free online calculator.

Breast Milk Storage Calculator

Breast Milk Storage Calculator Find out how long expressed breast milk stays safe and when to use it by. Enter the date and time you expressed the milk and choose where it's stored to get a use-by date based on standard storage guidelines. — free online calculator.

Breastfeeding Calorie Calculator

Breastfeeding Calorie Calculator Estimate how many calories you need each day while breastfeeding. Enter your maintenance calories (TDEE) and choose your nursing level to see your total daily target, the extra calories for milk production, and a gentle we — free online calculator.

BRI Calculator

BRI Calculator The Body Roundness Index (BRI) estimates how 'round' your body is using your height and waist circumference, giving a single number linked to visceral fat and metabolic risk. Enter your measurements to see your BRI, category, and waist-to-h — free online calculator.

Broca Index Calculator

Broca Index Calculator The Broca index gives a quick estimate of your ideal body weight from height alone, then compares your actual weight to it as a percentage. Enter your gender, height, and weight to see your Broca ideal weight and where you sit relat — free online calculator.

BUN to Creatinine Ratio Calculator

BUN to Creatinine Ratio Calculator Calculate the BUN-to-creatinine ratio from your blood urea nitrogen and serum creatinine values — a lab ratio used to help distinguish causes of kidney dysfunction. Enter both lab values in mg/dL to get the ratio and a g — free online calculator.

Burn Percentage Calculator (Rule of Nines)

Burn Percentage Calculator (Rule of Nines) Estimate the total body surface area (TBSA) burned in an adult using the Rule of Nines. Mark each affected body region to add up the percentage burned — a fast emergency estimate used to guide fluid resuscitation — free online calculator.

Burnout Score Calculator

Burnout Score Calculator Take a quick self-check for work burnout by rating six common symptoms from never to always. Your answers add up to a 0–24 score that flags low, moderate, or high burnout risk — a screening aid, not a diagnosis. — free online calculator.

Caffeine Calculator

Caffeine Calculator Calculate total daily caffeine intake from multiple sources and assess safety level based on FDA guidelines. — free online calculator.

Caffeine Half-Life Calculator

Caffeine Half-Life Calculator See how much caffeine is still in your system after a given time. Enter your caffeine dose, the hours that have passed, and caffeine's half-life to find the amount remaining and how long until it drops to a sleep-friendly 50 — free online calculator.

Caffeine Limit Calculator

Caffeine Limit Calculator Find your safe daily caffeine limit based on body weight. Enter your weight to get a recommended maximum per day (capped at the FDA's 400 mg for healthy adults) and a sensible per-dose limit. — free online calculator.

CAGE Questionnaire Calculator

CAGE Questionnaire Calculator Score the four-item CAGE questionnaire, a quick screen for problematic alcohol use. Answer each question Yes or No — a total of 2 or more is considered a positive screen that warrants a fuller clinical assessment. — free online calculator.

Calcium Intake (RDA) Calculator

Calcium Intake (RDA) Calculator Find your recommended daily calcium intake (RDA). Pick your age and life-stage group and this calculator returns the daily calcium target in milligrams, based on the Dietary Reference Intakes used by health authorities. Cal — free online calculator.

Calcium Unit Converter

Calcium Unit Converter (mg/dL ↔ mmol/L) Convert a serum calcium result between mg/dL and mmol/L. Lab reports use different units in different countries, so this converter lets you read any calcium value in the units you're familiar with. Enter the value, — free online calculator.

Calorie Calculator

Calorie Calculator Find out how many calories you need each day to lose, maintain, or gain weight. This calculator estimates your BMR with the Mifflin-St Jeor equation, multiplies by your activity level to get your maintenance calories (TDEE), then adjust — free online calculator.

Calorie Deficit Calculator

Calorie Deficit Calculator See how fast you'll lose weight from a calorie deficit. Enter your maintenance calories (TDEE) and how much you plan to eat each day, and this calculator shows your daily deficit plus your projected weekly and monthly weight los — free online calculator.

Calories Burned Calculator

Calories Burned Calculator Estimate how many calories you burn during exercise using MET values. Enter your weight, the activity's MET value, and how long you exercised, and this calculator returns the calories burned, the burn rate per minute, and the in — free online calculator.

Calories Burned Cycling Calculator

Calories Burned Cycling Calculator Estimate how many calories you burn cycling. Pick your body weight, the cycling intensity (from leisurely to racing), and how long you rode, and this calculator returns the calories burned and your burn rate per minute u — free online calculator.

Calories Burned Jump Rope Calculator

Calories Burned Jump Rope Calculator Estimate how many calories you burn jumping rope. Enter your body weight, skipping speed, and how long you skipped, and this calculator returns the calories burned and your burn rate per minute using MET values. Jump r — free online calculator.

Calories Burned Running Calculator

Calories Burned Running Calculator Popular Estimate how many calories you burn running. Enter your body weight, running speed, and how long you ran, and this calculator returns the calories burned and your burn rate per minute using MET values. — free online calculator.

Calories Burned Swimming Calculator

Calories Burned Swimming Calculator Estimate how many calories you burn swimming. Enter your body weight, the stroke and intensity, and how long you swam, and this calculator returns the calories burned and your burn rate per minute using MET values. — free online calculator.

Calories Burned Walking Calculator

Calories Burned Walking Calculator Popular Estimate how many calories you burn walking. Enter your body weight, walking speed, and how long you walked, and this calculator returns the calories burned and your burn rate per minute using MET values. — free online calculator.

Calories Burned Weightlifting Calculator

Calories Burned Weightlifting Calculator Estimate how many calories you burn weight training. Enter your body weight, the training intensity (from light machine work to circuit/CrossFit), and how long you trained, and this calculator returns the calories — free online calculator.

Carb Calculator

Carb Calculator Find out how many grams of carbohydrates to eat per day for your calorie target. Enter your daily calories and the share you want from carbs, and this calculator converts that into grams (carbs supply 4 kcal per gram) and shows the diet ca — free online calculator.

Carb Counting Calculator

Carb Counting Calculator Add up the carbohydrates in a meal and convert the total into carb exchanges (servings of 15 g each). Enter the carb grams for up to four foods and this calculator returns the meal total and the number of exchanges — handy for dia — free online calculator.

Carboplatin Dose Calculator

Carboplatin Dose Calculator (Calvert Formula) Calculate a carboplatin chemotherapy dose with the Calvert formula. Enter the target AUC and the patient's GFR (or creatinine clearance), and this calculator returns the total dose in milligrams: dose = AUC × — free online calculator.

Cardiac Index Calculator

Cardiac Index Calculator Calculate cardiac index (CI) — cardiac output adjusted for body size. Enter cardiac output and body surface area, and this calculator divides one by the other to give CI in L/min/m², along with where it sits relative to the normal — free online calculator.

Cardiac Output Calculator

Cardiac Output Calculator Calculate cardiac output — the volume of blood your heart pumps each minute. Enter heart rate and stroke volume, and this calculator multiplies them (and converts to litres) to give cardiac output in L/min, with how it compares t — free online calculator.

Cci Calculator

Charlson Comorbidity Index Calculate the Charlson Comorbidity Index to predict 10-year mortality based on comorbidities. — free online calculator.

Cdai Calculator

CDAI (Crohn's Disease Activity Index) Calculate the CDAI score to assess Crohn's disease activity over 7 days. — free online calculator.

Child BMI Percentile Calculator

Child BMI Percentile Calculator Find a child's BMI and which CDC percentile category it falls into. Enter the child's sex, age, weight, and height, and this calculator returns their BMI plus the underweight, healthy, overweight, and obese ranges for their — free online calculator.

Child Pugh Calculator

Child-Pugh Score (Liver Cirrhosis) Calculate the Child-Pugh score to assess severity of liver cirrhosis and predict survival. — free online calculator.

Cholesterol Unit Converter

Cholesterol Unit Converter (mg/dL ↔ mmol/L) Cholesterol Unit Converter (mg/dL ↔ mmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: mmol/L = mg/dL × 0.0258 — free online calculator.

Chronic Kidney Disease Risk Calculator

Chronic Kidney Disease Risk Calculator Assess chronic kidney disease (CKD) stage and progression risk using creatinine, eGFR, and comorbidity status. Clinical reference tool for identifying kidney disease severity and need for nephrology consultation. — free online calculator.

Cigarette Calculator

Cigarette Calculator Calculate the health, financial, and time cost of smoking cigarettes based on daily habits. — free online calculator.

CKD Stage Calculator

Classify an entered eGFR into G1–G5 filtration categories; category alone does not diagnose chronic kidney disease.

Concentration Dilution Calculator

Concentration Dilution Calculator (C1V1=C2V2) Concentration Dilution Calculator (C1V1=C2V2) is a health and wellness calculator that helps you calculate the ratio between two numbers in simplified form. The formula used is: V1 = C2 × V2 / C1; diluent = V2 — free online calculator.

Corrected Sodium Calculator

Corrected Sodium Calculator (Hyperglycemia) Corrected Sodium Calculator (Hyperglycemia) is a health and wellness calculator that helps you calculate corrected sodium calculator (hyperglycemia) values from your input data. The formula used is: Corrected Na — free online calculator.

Cortisol Unit Converter

Cortisol Unit Converter (µg/dL ↔ nmol/L) Cortisol Unit Converter (µg/dL ↔ nmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: nmol/L = µg/dL × 27.59; µg/dL — free online calculator.

Crcl Calculator

Creatinine Clearance (Cockcroft-Gault) Estimate creatinine clearance (CrCl) and kidney function using the Cockcroft-Gault formula. — free online calculator.

Creatinine Unit Converter

Creatinine Unit Converter (mg/dL ↔ µmol/L) Creatinine Unit Converter (mg/dL ↔ µmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: µmol/L = mg/dL × 88.4; mg — free online calculator.

Curb

Curb — free online calculator.

Daily Micronutrient Intake Calculator

Daily Micronutrient Intake Calculator Estimate daily micronutrient requirements (RDA). Based on age & sex. Does not account for special conditions; consult nutritionist. — free online calculator.

DAPT Score Calculator

DAPT Score Calculator The DAPT Score Calculator weighs the risks and benefits of prolonged dual antiplatelet therapy after coronary stenting. Answer the risk factors to get the score. For clinical education only. — free online calculator.

Dasi

Dasi — free online calculator.

Dehydration Fluid Deficit Calculator

Dehydration Fluid Deficit Calculator Calculate fluid deficit in dehydration. Deficit = (Current Na - Normal Na) × TBW / Normal Na — free online calculator.

Dental Treatment Cost Estimator

Dental Treatment Cost Estimator (Pakistan) Dental Treatment Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate dental treatment cost estimator (pakistan) values from your input data. The formula used is: Estimated cost — free online calculator.

Dialysis Cost Calculator

Dialysis Cost Calculator (Pakistan) Dialysis Cost Calculator (Pakistan) is a health and wellness calculator that helps you calculate dialysis cost calculator (pakistan) values from your input data. The formula used is: Weekly = session cost × sessions/wee — free online calculator.

Diet Risk Score

Calculate a transparent, illustrative weighted dietary-pattern score. Not a validated diet-risk score or disease-risk estimate.

DMFT Index Calculator

DMFT Index Calculator (Dental Caries) DMFT Index Calculator (Dental Caries) is a health and wellness calculator that helps you calculate dmft index calculator (dental caries) values from your input data. The formula used is: DMFT = Decayed + Missing + Fil — free online calculator.

Dog Years Calculator

Dog Years Calculator The Dog Years Calculator converts your dog's age into the equivalent in human years. It uses a common rule of thumb: the first two years count as about 10.5 human years each (21 total), and every year after that adds roughly 4 human y — free online calculator.

Doppler Echo Cardiac Output Calculator

Doppler Echo Cardiac Output Calculator The Doppler Echo Cardiac Output Calculator estimates stroke volume and cardiac output from the LVOT diameter, LVOT velocity-time integral (VTI), and heart rate. For clinical education only. — free online calculator.

Doppler Resistive Index Calculator

Doppler Resistive Index Calculator The Doppler Resistive Index Calculator computes the resistive index (RI) from peak systolic velocity and end-diastolic velocity, used in vascular and renal ultrasound. For clinical education only. — free online calculator.

Drops Per Minute Calculator

Drops Per Minute Calculator Calculate the IV drip rate in drops per minute for gravity infusion based on volume, time, and drop factor. — free online calculator.

Dudit

Dudit — free online calculator.

Edd Calculator

Estimated Due Date (EDD) Calculate the estimated due date (EDD) from last menstrual period (LMP) or conception date. — free online calculator.

eGFR Calculator

eGFR Calculator (CKD-EPI 2021) eGFR Calculator (CKD-EPI 2021) is a health and wellness calculator that helps you calculate egfr calculator (ckd-epi 2021) values from your input data. The formula used is: CKD-EPI 2021: 142 × min(Scr/κ,1)^α × max(Scr/κ,1)^− — free online calculator.

Egg Freezing Calculator

Egg Freezing Calculator Estimate the number of eggs needed to freeze and the likelihood of a live birth based on age and egg count using published success rate data. — free online calculator.

Elderly Home Care Cost Estimator

Elderly Home Care Cost Estimator (Pakistan) Elderly Home Care Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate elderly home care cost estimator (pakistan) values from your input data. The formula used is: Monthly = at — free online calculator.

Epds

Epds — free online calculator.

EROA Calculator

EROA Calculator (PISA Method) The EROA Calculator estimates the effective regurgitant orifice area using the PISA method from the PISA radius, aliasing velocity, and peak regurgitant velocity. For clinical education only. — free online calculator.

Estimated Average Glucose (eAG) Calculator

Estimated Average Glucose (eAG) Calculator The Estimated Average Glucose Calculator converts an HbA1c percentage into an estimated average blood glucose level, in both mg/dL and mmol/L, using the ADAG study formula. — free online calculator.

Estradiol Unit Converter

Estradiol Unit Converter (pg/mL ↔ pmol/L) Estradiol Unit Converter (pg/mL ↔ pmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: pmol/L = pg/mL × 3.671; pg/ — free online calculator.

EtG Alcohol / BAC Estimator

EtG Alcohol / BAC Estimator The EtG / BAC Estimator uses the Widmark formula to estimate peak blood alcohol concentration from drinks, body weight, and sex, and gives a rough EtG urine detection window. For education only. — free online calculator.

ETT Size Calculator

ETT Size Calculator (Pediatric) The ETT Size Calculator estimates the endotracheal tube size and insertion depth for a child from age, using standard formulas. For clinical education only. — free online calculator.

Exclusive Pumping Calculator

Exclusive Pumping Calculator The Exclusive Pumping Calculator estimates a baby's daily milk needs and how much to pump per session based on the baby's weight and number of pumping sessions. Enter the weight and sessions per day. — free online calculator.

Fat

Fat — free online calculator.

Ferritin Unit Converter

Ferritin Unit Converter (ng/mL ↔ pmol/L) Ferritin Unit Converter (ng/mL ↔ pmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: ng/mL = µg/L (1:1); pmol/L = — free online calculator.

Fetal Weight Percentile Calculator

Fetal Weight Percentile Calculator Fetal Weight Percentile compares actual weight against gestational age standards. Formula: Estimated GA from AC (abdominal circumference), then compare weight. Enter values using the units shown next to each input field — free online calculator.

Feurea

Feurea — free online calculator.

Fish Oil Calculator

Fish Oil Calculator Calculate your recommended daily EPA and DHA intake from fish oil supplements and compare to established health guidelines. — free online calculator.

Folate Intake (RDA) Calculator

Folate Intake (RDA) Calculator Check the recommended daily folate (RDA) intake for your life stage. Adults: 400 mcg DFE; children: 200 mcg DFE; pregnancy: 600 mcg DFE; breastfeeding: 500 mcg DFE. DFE = dietary folate equivalent (accounts for synthetic fol — free online calculator.

Folate Unit Converter

Folate Unit Converter (ng/mL ↔ nmol/L) Convert folate lab values between ng/mL (nanograms per milliliter) and nmol/L (nanomoles per liter). Uses the standard conversion factor 2.266. Helpful for comparing international lab results and understanding folate — free online calculator.

Follicular Phase Calculator

Follicular Phase Calculator Calculate the length of the follicular phase of your menstrual cycle. Enter the day ovulation occurs (relative to day 1 of menstruation) to see your follicular phase length and how it compares to typical ranges (11–21 days). Fo — free online calculator.

Fractional Excretion of Urea (FEUrea) Calculator

Fractional Excretion of Urea (FEUrea) Calculator Calculate Fractional Excretion of Urea (FEUrea) for acute kidney injury (AKI) diagnosis. FEUrea helps distinguish pre-renal (dehydration, shock) from intrinsic renal causes. Formula: FEUrea = (U_urea × P_Cr — free online calculator.

Framingham Risk Score Calculator

Framingham Risk Score Calculator Calculate 10-year risk of coronary heart disease using the Framingham Risk Score (ATP III points system). Enter age, sex, cholesterol, HDL, BP, smoking, and BP treatment status to get your risk category and point score. — free online calculator.

Fried's Rule Calculator

Fried's Rule Calculator Fried's Rule is a pediatric dosing formula to calculate safe medication doses for infants (under 1 year). Enter the adult dose and infant age in months to estimate the appropriate infant dose. — free online calculator.

FTP Calculator

FTP Calculator (Cycling) Calculate Functional Threshold Power (FTP) from a 20-minute all-out cycling test. FTP represents the maximum power output (watts) you can sustain for one hour. Enter your average power from the 20-minute test to estimate FTP and p — free online calculator.

Fundal Height Calculator

Fundal Height Calculator (Pregnancy) Fundal Height Calculator estimates gestational age from fundal height (distance from symphysis pubis to uterine fundus). Enter fundal height in cm to estimate weeks of gestation and assess fetal growth. — free online calculator.

GCS Calculator

GCS Calculator Calculate the Glasgow Coma Scale (GCS) score to assess level of consciousness in acute medical settings. — free online calculator.

Generation Calculator

Identify a conventional birth-year generation label from fixed year boundaries; definitions vary between sources.

Gi

Gi — free online calculator.

Gir

Estimate net carbohydrates and a simplified glycemic load from glycemic index, total carbs, and fiber; not a measured glucose response.

Hand Sanitizer Effectiveness Calculator

Hand Sanitizer Effectiveness Calculator Calculate hand sanitizer effectiveness based on alcohol content, contact time, and microbial reduction. This tool helps healthcare professionals, facilities managers, and consumers evaluate sanitizer efficacy accord — free online calculator.

Happiness & Life Satisfaction Calculator

Happiness & Life Satisfaction Calculator Calculate your overall happiness and life satisfaction using the Satisfaction with Life Scale (SWLS). This 5-item psychological assessment measures subjective wellbeing and can help track wellbeing over time for pe — free online calculator.

Harris-Benedict BMR Calculator

Harris-Benedict BMR Calculator Calculate your Basal Metabolic Rate using the classic Harris-Benedict equation. Enter your sex, weight, height, and age to see the calories your body burns at rest each day. — free online calculator.

Has Bled

Has Bled — free online calculator.

HbA1c to eAG Converter

HbA1c to eAG Converter Convert HbA1c (%) to estimated average glucose (eAG) in mg/dL and mmol/L. — free online calculator.

hCG Levels Calculator

hCG Levels Calculator Look up expected hCG levels by gestational age and doubling time during early pregnancy. — free online calculator.

Hct Hgb

Hct Hgb — free online calculator.

Health Insurance Premium Estimator

Health Insurance Premium Estimator (Pakistan) Health Insurance Premium Estimator (Pakistan) is a health and wellness calculator that helps you calculate health insurance premium estimator (pakistan) values from your input data. The formula used is: Premiu — free online calculator.

Healthy Body Weight Calculator

Healthy Body Weight Calculator Find your healthy or ideal body weight from your height using the Hamwi formula and the BMI 18.5–25 range. Enter your height, age, and gender to see a target weight and a healthy weight range. — free online calculator.

Heart Score Calculator

HEART Score (Chest Pain) Calculate the HEART score to stratify risk of major adverse cardiac events (MACE) in chest pain. — free online calculator.

Hemoglobin Unit Converter

Hemoglobin Unit Converter (g/dL ↔ g/L) Hemoglobin Unit Converter (g/dL ↔ g/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: g/L = g/dL × 10; mmol/L = g/dL × — free online calculator.

Hospital Bill Estimator

Hospital Bill Estimator (Pakistan) Hospital Bill Estimator (Pakistan) is a health and wellness calculator that helps you calculate hospital bill estimator (pakistan) values from your input data. The formula used is: Estimated cost = baseline procedure cos — free online calculator.

Hsi

Hsi — free online calculator.

ICH Score Calculator

ICH Score Calculator Calculate modified ICH (Intracranial Hemorrhage) Score for 30-day mortality risk prediction in acute brain hemorrhage patients. Clinical tool for prognostication and care planning in neurology. — free online calculator.

Ideal Weight Calculator

Ideal Weight Calculator Popular Ideal Weight Calculator is a health and wellness calculator that helps you calculate weight values or weight conversions between unit systems. The formula used is: Hamwi (men): 48.0 + 2.7 kg per inch over 5 ft\nHamwi (women — free online calculator.

Inr

Inr — free online calculator.

Ireland Vaccine Priority Calculator

Ireland Vaccine Priority Calculator Calculate COVID-19 vaccine priority position in Ireland's queue based on age, chronic conditions, and healthcare worker status. Reference tool for understanding vaccine rollout phases during the pandemic. — free online calculator.

Iron Deficiency Calculator

Iron Deficiency Anemia Screening Screen for iron deficiency anemia using hemoglobin, ferritin, and TIBC values. Clinical reference tool for identifying iron deficiency severity and determining need for further evaluation or treatment. — free online calculator.

Iron Intake Calculator

Iron Intake Calculator (Women) Iron Intake Calculator (Women) is a health and wellness calculator that helps you calculate iron intake calculator (women) values from your input data. The formula used is: RDA varies by life stage: menstruating 18 mg, pregn — free online calculator.

Iss

Iss — free online calculator.

IVF Cost Estimator

IVF Cost Estimator (Pakistan) IVF Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate ivf cost estimator (pakistan) values from your input data. The formula used is: Total = (clinic fee + medication) × number of cycles. — free online calculator.

Ivig Dose

Ivig Dose — free online calculator.

Katch-McArdle BMR Calculator

Katch-McArdle BMR Calculator Calculate your Basal Metabolic Rate from your lean body mass using the Katch-McArdle formula. Enter your weight and body fat percentage to see your resting calorie needs and lean mass. — free online calculator.

Kidney Stone Risk Calculator

Kidney Stone Risk Calculator Assess kidney stone formation risk using hydration status, personal/family history, BMI, and metabolic factors. Reference tool for identifying high-risk individuals and preventive measures. — free online calculator.

Kt V

Kt V — free online calculator.

Lab Test Cost Estimator

Lab Test Cost Estimator (Pakistan) Lab Test Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate lab test cost estimator (pakistan) values from your input data. The formula used is: Estimated cost = per-test price × numbe — free online calculator.

Lactate Unit Converter

Lactate Unit Converter (mg/dL ↔ mmol/L) Lactate Unit Converter (mg/dL ↔ mmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: mmol/L = mg/dL × 0.111; mg/dL = — free online calculator.

LDL Cholesterol Calculator

LDL Cholesterol Calculator (Friedewald) LDL Cholesterol Calculator (Friedewald) is a health and wellness calculator that helps you calculate a blood-related health metric. The formula used is: LDL = Total cholesterol − HDL − (Triglycerides ÷ 5) (mg/dL). E — free online calculator.

Lille Score Calculator

Lille Score Calculate Lille Score to predict response to corticosteroid therapy in severe alcoholic hepatitis. Score 0.45 is cutoff: score >0.45 indicates non-responder. — free online calculator.

Local Anesthetic Toxicity Calculator

Local Anesthetic Toxicity Calculator Calculate safe dosing for local anesthetics and assess toxicity risk. Clinical reference tool for healthcare providers to ensure anesthetic doses remain within safe limits based on patient weight and agent used. — free online calculator.

Loneliness Scale Calculator

Loneliness Scale Calculator (UCLA-3) Loneliness Scale Calculator (UCLA-3) is a health and wellness calculator that helps you calculate loneliness scale calculator (ucla-3) values from your input data. The formula used is: Total = sum of three items, each — free online calculator.

LV Mass Index Calculator

LV Mass Index Calculator Calculate Left Ventricular Mass Index (LVMI) from echocardiography data. LVMI = LV Mass / Body Surface Area. Clinical screening tool for left ventricular hypertrophy. — free online calculator.

Lymphocyte Count Calculator

Absolute Lymphocyte Count Calculator: calculate absolute lymphocyte count (cells/µl) from the supplied inputs.

Magnesium Unit Converter

Magnesium Unit Converter (mg/dL ↔ mmol/L) Magnesium Unit Converter (mg/dL ↔ mmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: mmol/L = mg/dL × 0.4114; mg — free online calculator.

Maintenance Fluid Calculator

Maintenance Fluid Calculator (4-2-1 Rule) Maintenance Fluid Calculator (4-2-1 Rule) is a health and wellness calculator that helps you calculate maintenance fluid calculator (4-2-1 rule) values from your input data. The formula used is: 4 mL/kg/hr for fir — free online calculator.

Mask vs No Mask Risk Calculator

Mask vs No Mask Risk Calculator The Mask vs No Mask Risk Calculator shows how much a mask reduces your estimated infection risk in a given situation. Enter the baseline risk without a mask and the mask's effectiveness. — free online calculator.

Maternity & Delivery Cost Estimator

Maternity & Delivery Cost Estimator (Pakistan) Maternity & Delivery Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate maternity & delivery cost estimator (pakistan) values from your input data. The formula used is: Tot — free online calculator.

Mean Airway Pressure Calculator

Mean Airway Pressure Calculator The Mean Airway Pressure Calculator estimates the average pressure applied to the airways during mechanical ventilation from peak and end-expiratory pressures and the inspiratory-to-expiratory timing. — free online calculator.

Mean Corpuscular Hemoglobin Calculator

Mean Corpuscular Hemoglobin Calculator Calculate Mean Corpuscular Hemoglobin (MCH). MCH = (Hemoglobin × 10) / RBC count. Shows average Hb per red blood cell. Normal: 27-33 pg. — free online calculator.

Mean Sac Diameter Calculator

Mean Sac Diameter Calculator The Mean Sac Diameter Calculator averages the three ultrasound dimensions of a gestational sac and gives a rough gestational age estimate. Enter the length, width and height in millimetres. — free online calculator.

Medical Implant Cost Calculator

Medical Implant Cost Calculator Estimate total medical implantation costs including device, surgical procedure, hospital stay, and follow-up care. Helps with financial planning for joint replacement, dental implants, and other medical procedures. — free online calculator.

Meld Calculator

MELD Score (Liver Disease) Calculate the MELD score (Model for End-Stage Liver Disease) to predict 90-day mortality. — free online calculator.

Mental Wellbeing Calculator

Mental Wellbeing Calculator (SWEMWBS) Mental Wellbeing Calculator (SWEMWBS) is a health and wellness calculator that helps you calculate mental wellbeing calculator (swemwbs) values from your input data. The formula used is: Raw total = sum of seven items — free online calculator.

MIPI Calculator

MIPI Calculator (Mantle Cell Lymphoma) The MIPI Calculator computes the Mantle Cell Lymphoma International Prognostic Index from age, ECOG performance status, LDH ratio, and white cell count, and assigns a risk group. For clinical education only. — free online calculator.

MME Calculator

MME Calculator (Morphine Milligram Equivalents) The MME Calculator converts a daily opioid dose into morphine milligram equivalents using standard conversion factors, to help assess overdose risk. For clinical education only. — free online calculator.

Navy Prt Calculator

Compare three fitness measurements with thresholds you supply; NOT an official Navy PRT scoring or eligibility decision.

Near PD Calculator

Near PD Calculator (Pupillary Distance) Near PD Calculator (Pupillary Distance) is a health and wellness calculator that helps you calculate distances between two or more points. The formula used is: Near PD ≈ Distance PD − 3 mm; Monocular PD = Distance P — free online calculator.

Nedocs Calculator

NEDOCS Score (ED Crowding) National Emergency Department Overcrowding Scale. Scores assess ED overcrowding: 0-60 not crowded, 61-100 crowded, 101-140 severe, >140 disaster. Educational reference. — free online calculator.

Newborn Hyperbilirubinemia Assessment Calculator

Newborn Jaundice Assessment Assess neonatal hyperbilirubinemia risk using serum bilirubin levels. Thresholds vary by age (hours) and risk category. Phototherapy decisions based on AAP guidelines. Educational reference; consult pediatrician. — free online calculator.

Newborn Vaccination Cost Estimator

Newborn Vaccination Cost Estimator (Pakistan) Newborn Vaccination Cost Estimator (Pakistan) is a health and wellness calculator that helps you calculate newborn vaccination cost estimator (pakistan) values from your input data. The formula used is: Total — free online calculator.

Nlr

Nlr — free online calculator.

One-Rep Max (1RM) Calculator

One-Rep Max (1RM) Calculator Your one-rep max (1RM) is the most weight you can lift for a single repetition of an exercise. Rather than testing it directly, which is risky, this calculator estimates it from a lighter set: enter the weight you lifted and h — free online calculator.

Opioid Conversion Calculator

Opioid Conversion Calculator (MME) Opioid Conversion Calculator (MME) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: MME/day = total daily dose × opioid conve — free online calculator.

Osteoporosis Risk Score Calculator

Osteoporosis Risk (FRAX) Estimate osteoporosis risk. Formula: Risk Score based on age, BMD, prior fracture. FRAX model educational reference. Consult physician. — free online calculator.

PaO2/FiO2 Ratio Calculator

PaO2/FiO2 Ratio Calculator (P/F Ratio) PaO2/FiO2 Ratio Calculator (P/F Ratio) is a health and wellness calculator that helps you calculate the ratio between two numbers in simplified form. The formula used is: P/F Ratio = PaO2 ÷ (FiO2 as a fraction). Ente — free online calculator.

Peak Expiratory Flow Calculator

Peak Expiratory Flow Calculator Calculate predicted peak expiratory flow (PEF) based on age, height, and sex. Used in asthma management. — free online calculator.

Peak Flow Zones Calculator

Peak Flow Zones Calculator (Asthma Action Plan) Peak Flow Zones Calculator (Asthma Action Plan) is a health and wellness calculator that helps you calculate peak flow zones calculator (asthma action plan) values from your input data. The formula used is: — free online calculator.

Pearl Index Calculator

Pearl Index (Contraceptive Efficacy) Calculate Pearl Index for contraceptive efficacy. Formula: (Unintended Pregnancies × 1200) / (Number of Cycles Exposed). Lower is better; typical

Pecarn Calculator

PECARN Head Injury Score PECARN pediatric head injury algorithm for low-risk classification. Determines if CT scan needed. Points: LOC/amnesia/GCS

Pediatric Blood Transfusion Calculator

Pediatric Blood Transfusion Calculator Calculate pediatric PRBC transfusion volume. Formula: Volume (mL) = Body Weight (kg) × Desired Hgb increase (g/dL) × 3. Clinical reference only; consult pediatric hematology. — free online calculator.

Pediatric GFR Calculator

Pediatric GFR Calculator (Bedside Schwartz) The Pediatric GFR Calculator estimates a child's glomerular filtration rate using the bedside Schwartz equation from height and serum creatinine. — free online calculator.

Perc

Perc — free online calculator.

Phosphate Unit Converter

Phosphate Unit Converter (mg/dL ↔ mmol/L) Phosphate Unit Converter (mg/dL ↔ mmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: mmol/L = mg/dL × 0.3229; mg — free online calculator.

Pregnancy Test at 3 Weeks Calculator

Pregnancy Test Accuracy at 3 Weeks Assess pregnancy test accuracy at 3 weeks post-conception. Tests are most accurate 12-14 days after ovulation when hCG levels are elevated. At 3 weeks, sensitivity varies by test type (typical 20-50% detection rate). — free online calculator.

Pregnancy Test Calculator

Pregnancy Test Calculator Calculate pregnancy test reliability based on days after conception and hCG levels. Tests are most accurate 12-14 days after ovulation when hCG is elevated. Use this to understand test accuracy timing. — free online calculator.

Prescription Refill Calculator

Prescription Refill Date Calculate prescription refill date. Formula: Refill Date = Last Fill + (Quantity / Daily Dose). Shows when medication runs out. Educational reference. — free online calculator.

Progesterone Unit Converter

Progesterone Unit Converter (ng/mL ↔ nmol/L) Progesterone Unit Converter (ng/mL ↔ nmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: nmol/L = ng/mL × 3.18 — free online calculator.

Protein-to-Creatinine Ratio Calculator

Protein-to-Creatinine Ratio Calculator Calculate protein-to-creatinine ratio (PCR) from urine test results. PCR > 0.2 g/g (or 22 mg/mmol) indicates significant proteinuria. Used to screen for kidney disease and monitor diabetic nephropathy. — free online calculator.

PSA Density Calculator

PSA Density Calculator Calculate PSA density: PSA level divided by prostate volume. Used in prostate cancer screening to distinguish normal PSA elevation (large prostate) from cancer risk. PSA density > 0.15 ng/mL/cc may indicate higher cancer risk. — free online calculator.

Psi

Psi — free online calculator.

Pvr Calculator

Post-Void Residual Volume Assess post-void residual (PVR) urine volume. Normal

Q Sofa Calculator

qSOFA Score (Sepsis Screening) Calculate the quick SOFA (qSOFA) score as a rapid bedside sepsis screening tool. — free online calculator.

Qp/Qs Ratio Calculator

Qp/Qs Ratio Calculator Calculate the pulmonary-to-systemic blood flow ratio (Qp/Qs). Used to assess left-to-right shunts in congenital heart disease. — free online calculator.

QTc Calculator

QTc Calculator (Corrected QT Interval) QTc Calculator (Corrected QT Interval) is a health and wellness calculator that helps you calculate qtc calculator (corrected qt interval) values from your input data. The formula used is: Bazett: QTc = QT ÷ √RR\nFri — free online calculator.

Quarantine Activity Calculator

Quarantine Day Activities Plan quarantine day activities. Formula: Remaining Time = 24h - (work + sleep + meals). Organize daily schedule during isolation. — free online calculator.

Quicki

Quicki — free online calculator.

Radiation Dose Calculator

Radiation Dose Conversion Convert radiation dose units. Formula: 1 Gray (Gy) = 100 Rad; 1 Sievert (Sv) = 100 Rem. Educational reference. Consult specialist. — free online calculator.

Radiation Dose Equivalent Calculator

Radiation Dose Equivalent Calculator Calculate Sievert (Sv) - effective radiation dose. Sv = Gy × Quality Factor. Educational tool for radiation safety; not for clinical use. — free online calculator.

Rate Pressure Product Calculator

Rate Pressure Product Calculator Calculate rate-pressure product (RPP): cardiac workload indicator. RPP = Heart Rate × Systolic BP. Higher = greater oxygen demand. — free online calculator.

Rcri

Rcri — free online calculator.

Revised Trauma Score (RTS) Calculator

Revised Trauma Score (RTS) Calculator Calculate Revised Trauma Score for rapid trauma patient assessment. Combines GCS, systolic BP, and respiratory rate. — free online calculator.

Risk Dm

Risk Dm — free online calculator.

Rsbi

Rsbi — free online calculator.

Saag

Saag — free online calculator.

Saps Ii Calculator

SAPS II Score SAPS II (Simplified Acute Physiology Score II) - ICU mortality predictor. Score ranges 0-163; higher = worse prognosis. — free online calculator.

Self-Esteem Calculator

Self-Esteem Calculator (Rosenberg Scale) Self-Esteem Calculator (Rosenberg Scale) is a health and wellness calculator that helps you calculate self-esteem calculator (rosenberg scale) values from your input data. The formula used is: Total = sum of ten it — free online calculator.

Sepsis

Sepsis — free online calculator.

Serum Iron Unit Converter

Serum Iron Unit Converter (µg/dL ↔ µmol/L) Serum Iron Unit Converter (µg/dL ↔ µmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: µmol/L = µg/dL × 0.179; µ — free online calculator.

Shock Index Calculator

Shock Index Calculator Calculate the Shock Index (SI = HR / SBP) to rapidly assess hemodynamic instability. — free online calculator.

Sleep Cycle Count Calculator

Sleep Cycle Count Calculator Sleep runs in cycles of roughly 90 minutes, and waking at the end of a cycle leaves you feeling more refreshed than waking mid-cycle. This calculator takes your target sleep time and cycle length and tells you how many com — free online calculator.

Smokers Ctc Calculator

Smoker's CTC Cost Estimate CTC (Cost to Company) impact of smoking. Formula: Annual Cost = Cigarettes/Day × Days × Price + Lost Productivity. — free online calculator.

Smoking Recovery Calculator

Smoking Recovery Timeline Timeline of body recovery after quitting smoking. Shows health improvements over time. — free online calculator.

Snap Score Calculator

SNAP Score SNAP (Simplified Neuropsychiatric Assessment) - quick mental health screening. Detects anxiety/depression. — free online calculator.

Sobriety Calculator

Sobriety Counter Track sobriety milestone. Calculate time alcohol/substance-free with milestones and health improvements. — free online calculator.

Sofa Score Calculator

SOFA Score (Sepsis) Calculate the SOFA (Sequential Organ Failure Assessment) score to assess organ dysfunction in ICU patients. — free online calculator.

Standard Drink Calculator

Standard Drink Calculator Calculate the number of standard drinks in a beverage based on volume, ABV, and country standard. — free online calculator.

Steps to Calories Calculator

Steps to Calories Calculator Popular Steps to Calories Calculator is a health and wellness calculator that helps you calculate calorie values based on body data or activity level. The formula used is: Calories ≈ steps × per-step factor × (weight ÷ 70). En — free online calculator.

Steroid

Steroid — free online calculator.

Stillbirth Risk Calculator

Stillbirth Risk Assessment Assess stillbirth risk factors using Confidential Enquiry model. Higher score = higher risk. — free online calculator.

Stop Bang Calculator

STOP-BANG Questionnaire (OSA) Screen for obstructive sleep apnoea (OSA) risk using the STOP-BANG questionnaire. — free online calculator.

Swiss Cheese Coronavirus Calculator

Swiss Cheese Model (COVID) Swiss cheese model for COVID risk reduction. Stacked layers of prevention reduce overall risk. — free online calculator.

TDEE Calculator

TDEE Calculator Calculate your Total Daily Energy Expenditure (TDEE) — the total calories you burn in a day including exercise. This is your maintenance calorie number. — free online calculator.

Testosterone Unit Converter

Testosterone Unit Converter (ng/dL ↔ nmol/L) Testosterone Unit Converter (ng/dL ↔ nmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: nmol/L = ng/dL × 0.03 — free online calculator.

Tidal Volume Calculator

Tidal Volume Calculator (Lung-Protective Ventilation) Tidal Volume Calculator (Lung-Protective Ventilation) is a health and wellness calculator that helps you calculate the volume of a three-dimensional shape or container. The formula used is: IBW = (50 o — free online calculator.

Timi Ua Nstemi Calculator

TIMI Risk Score (UA/NSTEMI) TIMI Risk Score for unstable angina/NSTEMI. Predicts 14-day mortality, MI, urgent revascularization. — free online calculator.

Tinetti Calculator

Tinetti Balance & Gait Tinetti Performance-Oriented Mobility Assessment (POMA) for fall risk. Score 0-28, lower = higher fall risk. — free online calculator.

Tirads Calculator

TI-RADS Scoring Thyroid Imaging Reporting and Data System (TI-RADS) for ultrasound nodule assessment. Guides follow-up recommendations. — free online calculator.

Total Body Water Calculator

Total Body Water Calculator Estimate your total body water (TBW) in litres using the Watson formula. Enter your sex, age, height, and weight to see how many litres of water your body holds and what share of your weight that is. — free online calculator.

Tpa Calculator

tPA Dosing (Alteplase) Tissue plasminogen activator (tPA/Alteplase) dosing for acute ischemic stroke. FDA-approved thrombolytic. — free online calculator.

Transferrin Calculator

Transferrin Saturation Calculate transferrin saturation (%) from serum iron and TIBC. Indicates iron status and hemochromatosis risk. — free online calculator.

Triglycerides Unit Converter

Triglycerides Unit Converter (mg/dL ↔ mmol/L) Triglycerides Unit Converter (mg/dL ↔ mmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: mmol/L = mg/dL × 0. — free online calculator.

Trir Calculator

TRIR (Total Recordable Incident Rate) Calculate workplace safety TRIR metric: (injuries × 200,000) ÷ total hours worked. — free online calculator.

Ttkg

Ttkg — free online calculator.

Twinning

Twinning — free online calculator.

Uric Acid Unit Converter

Uric Acid Unit Converter (mg/dL ↔ µmol/L) Uric Acid Unit Converter (mg/dL ↔ µmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: µmol/L = mg/dL × 59.48; mg/ — free online calculator.

Urine Albumin-to-Creatinine Ratio Calculator

Urine Albumin-to-Creatinine Ratio Calculator The Urine Albumin-to-Creatinine Ratio (UACR) Calculator divides urine albumin by urine creatinine to give a mg/g ratio that screens for kidney damage. It also reports the albuminuria category (A1, A2 or A3). — free online calculator.

Urr

Urr — free online calculator.

Visual Acuity Converter

Visual Acuity Converter (Snellen / logMAR / Decimal) Visual Acuity Converter (Snellen / logMAR / Decimal) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: Decim — free online calculator.

Vitamin

Vitamin — free online calculator.

Vitamin A

Vitamin A — free online calculator.

Vitamin B12 Unit Converter

Vitamin B12 Unit Converter (pg/mL ↔ pmol/L) Vitamin B12 Unit Converter (pg/mL ↔ pmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: pmol/L = pg/mL × 0.738; — free online calculator.

Vitamin D

Vitamin D — free online calculator.

Vitamin D Unit Converter

Vitamin D Unit Converter (ng/mL ↔ nmol/L) Vitamin D Unit Converter (ng/mL ↔ nmol/L) is a health and wellness calculator that helps you calculate a measurement from one unit to an equivalent in another unit. The formula used is: nmol/L = ng/mL × 2.496; ng/ — free online calculator.

Vldl

Vldl — free online calculator.

Waist-to-Hip Ratio Calculator

Waist-to-Hip Ratio Calculator Calculate waist-to-hip ratio, a health indicator for central obesity and cardiovascular risk. — free online calculator.

Wake Up

Wake Up — free online calculator.

Wells Pe Calculator

Wells Score (Pulmonary Embolism) Calculate the Wells score to estimate pre-test probability of pulmonary embolism. — free online calculator.

Wilks Score Calculator

Wilks Score — Given Polynomial Denominator — limited numerical model with explicit assumptions.

Health calculators provide estimates for educational use. Discuss medical decisions with a qualified healthcare professional.