Health

BMI, calories, and fitness tracking.

342 Tools

Body measurements calculators

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ABSI Calculator

Calculate A Body Shape Index (ABSI) based on waist circumference, height, and BMI.

Adjusted Body Weight Calculator

Calculate Adjusted Body Weight (AjBW) for medical dosing.

BAI Calculator - Body Adiposity Index

Calculate Body Adiposity Index using hip circumference and height.

Body Fat Calculator

Estimate body fat percentage using US Navy method.

Body Frame Size Calculator

Determine your body frame size from wrist circumference.

Body Shape Calculator

Determine your body shape category.

BRI Calculator — Body Roundness Index

Calculate Body Roundness Index (BRI).

BSA Calculator – Body Surface Area

Calculate body surface area using Mosteller formula.

Draw Length Calculator

Calculate draw length for archery.

Bedridden Patient Height Calculator

Estimate height using knee height for bedridden patients.

Face Shape Calculator

Determine your face shape based on dimensions.

FFMI Calculator

Calculate Fat-Free Mass Index (FFMI).

Ideal Weight Calculator

Calculate ideal body weight using different formulas.

Karvonen Formula Calculator

Calculate target heart rate using the Karvonen formula.

Lean Body Mass Calculator

Calculate lean body mass (LBM).

Overweight Calculator

Check if your weight is in the overweight range based on BMI.

Ponderal Index Calculator

Calculate Ponderal Index for body proportion.

RFM Calculator (Relative Fat Mass)

Calculate Relative Fat Mass using height and waist.

Skinfold Body Fat Calculator

Estimate body fat using skinfold measurements (Jackson-Pollock).

Waist to Hip Ratio Calculator

Calculate waist-to-hip ratio for health risk assessment.

Waist to Height Ratio Calculator

Calculate waist-to-height ratio.

Weight Loss Percentage Calculator

Calculate the percentage of weight lost.

Cardiovascular system calculators

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6 Minute Walk Test

Calculate predicted distance for the 6MWT.

ABI Calculator

Calculate Ankle-Brachial Index (ABI).

Aortic Valve Area Calculator

Calculate aortic valve area using the continuity equation.

Arterial Age Calculator

Estimate your vascular age based on risk factors.

Blood Pressure Calculator

Check your blood pressure category.

Cardiac Index Calculator

Calculate Cardiac Index (CI).

Cardiac Output Calculator

Calculate Cardiac Output using stroke volume and heart rate.

Cerebral Perfusion Pressure

Calculate Cerebral Perfusion Pressure (CPP).

CHA2DS2-Vasc Calculator

Calculate stroke risk for patients with atrial fibrillation.

CVD Risk Calculator

Estimate 10-year risk of cardiovascular disease.

DAPT Calculator

Calculate Dual Antiplatelet Therapy (DAPT) score.

Doppler Echo Cardiac Output

Calculate cardiac output via Doppler echocardiography.

Duke Treadmill Score

Calculate Duke Treadmill Score for prognosis.

ECG Boxes to Seconds

Convert ECG small and large boxes to time.

ECG Heart Rate

Calculate heart rate from ECG strip.

EROA - Mitral Regurgitation

Calculate Effective Regurgitant Orifice Area (EROA).

Framingham Risk Calculator

Calculate 10-year cardiovascular risk using Framingham criteria.

Gorlin Formula

Calculate valve area using the Gorlin formula.

GRACE Calculator

Calculate GRACE risk score for ACS patients.

Gupta Risk Calculator

Calculate MICA (Gupta) perioperative cardiac risk.

HAS-BLED Calculator

Calculate bleeding risk for patients on anticoagulants.

Heart Failure Life Expectancy

Estimate life expectancy with heart failure (Seattle HF Model).

HEART Score Calculator

Predict 6-week risk of major adverse cardiac events.

ICH Volume Calculator

Calculate Intracerebral Hemorrhage (ICH) volume using ABC/2.

LV Mass Index Calculator

Calculate Left Ventricular Mass Index (LVMI).

MAP Calculator

Calculate Mean Arterial Pressure (MAP).

Mitral Valve Area

Calculate mitral valve area using pressure half-time.

Padua Score Calculator

Assess VTE risk in hospitalized medical patients.

PERC Calculator

Apply Pulmonary Embolism Rule-out Criteria (PERC).

PISA Calculator

Calculate Proximal Isovelocity Surface Area (PISA).

Wells Score for PE

Clinical probability score for pulmonary embolism.

PVR Calculator

Calculate Pulmonary Vascular Resistance (PVR).

QTc Calculator

Calculate corrected QT interval (Bazett formula).

Rate Pressure Product

Calculate Rate Pressure Product (RPP).

RCRI Calculator

Revised Cardiac Risk Index for surgery.

Revised Geneva Score

Clinical probability score for PE.

Stroke Volume Calculator

Calculate Stroke Volume from Cardiac Output.

TIMI Score for STEMI

TIMI Risk Score for patients with STEMI.

TIMI Score for UA/NSTEMI

TIMI Risk Score for patients with Unstable Angina or NSTEMI.

Dietary calculators

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Added Sugar Intake Calculator

Calculate your recommended maximum daily added sugar intake.

BEE Calculator

Calculate Basal Energy Expenditure (BEE).

Harris-Benedict Calculator

Calculate Basal Metabolic Rate (BMR) using the Harris-Benedict equation.

Katch-McArdle Calculator

Calculate BMR using the Katch-McArdle formula based on lean body mass.

BMR Calculator

Calculate Basal Metabolic Rate using the Mifflin-St Jeor equation.

Calorie Calculator

Estimate daily calories needed based on activity level.

Calorie Deficit Calculator

Calculate your calorie deficit for weight loss.

Carb Calculator

Calculate daily carbohydrate requirements.

Diet Risk Score Calculator

Assess health risks related to dietary habits.

DRI Calculator

Calculate Dietary Reference Intakes (DRI).

EER Calculator

Calculate Estimated Energy Requirement (EER).

Fat Intake Calculator

Calculate daily fat requirements.

Fiber Calculator

Calculate recommended daily fiber intake.

Gastric Sleeve Weight Loss Calculator

Estimate weight loss after gastric sleeve surgery.

IIFYM Calculator

Calculate your macros based on If It Fits Your Macros (IIFYM) principles.

Keto Calculator

Calculate your keto macros for ketosis.

Macro Calculator

Calculate your ideal macronutrient breakdown.

Maintenance Calorie Calculator

Calculate calories needed to maintain current weight.

Meal Calorie Calculator

Sum up calories for a single meal.

Micronutrient Calculator

Calculate daily vitamin and mineral needs.

Net Carbs Calculator

Calculate net carbs by subtracting fiber and sugar alcohols.

Protein Calculator

Calculate daily protein needs based on weight and activity.

Quarantine Activity Calculator

Calculate calorie burn during low-activity periods.

RMR Calculator - Resting Metabolic Rate

Calculate your Resting Metabolic Rate (RMR).

Calorie Intake Calculator (Simple)

A simple way to estimate target calorie intake.

Sodium in Salt Calculator

Convert salt weight to sodium content.

TDEE Calculator - Total Daily Energy Expenditure

Calculate your Total Daily Energy Expenditure (TDEE).

Vitamin Calculator

Check if you are meeting basic vitamin needs.

Vitamin A Calculator

Calculate daily Vitamin A requirements.

Vitamin D Calculator

Calculate daily Vitamin D requirements based on age.

Weight Gain Calculator

Calculate calories needed for weight gain.

Weight Watchers Points Calculator

Estimate food points based on macros.

Fitness

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Max Bench Press Calculator

Estimate your one-rep max for bench press based on weight and repetitions.

One Rep Max Calculator

Calculate your one-rep max (1RM) for any exercise.

Cooper Test Calculator

Estimate your VO2 max based on the distance covered in 12 minutes.

Heart Rate Training Zones

Calculate training heart rate zones.

BMI Calculator

Calculate your Body Mass Index (BMI).

BMR Calculator

Calculate your Basal Metabolic Rate (BMR).

Body Fat Calculator

Estimate your body fat percentage using the BMI method.

Ideal Weight Calculator

Calculate your ideal body weight based on height.

Calories Burned Calculator

Estimate calories burned during an activity.

Waist-to-Hip Ratio Calculator

Calculate waist-to-hip ratio to assess health risk.

Target Heart Rate Calculator

Calculate your target heart rate zones.

One Rep Max Calculator

Estimate your one-rep max for weightlifting.

Lean Body Mass Calculator

Calculate lean body mass.

Body Fat (Navy Method)

Estimate body fat percentage.

Waist-to-Height Ratio

Calculate waist-to-height ratio.

BMI (Metric)

Body Mass Index using kg and cm.

HR Zones (Karvonen)

Calculate heart rate zones using reserve.

LBM (Boer Formula)

Calculate lean body mass.

Cycling Calories

Estimate calories burned while cycling.

Step Calories

Estimate calories from daily steps.

BMR (Mifflin-St Jeor)

Calculate Basal Metabolic Rate.

Macro Split (40/30/30)

Calculate grams for 40/30/30 split.

1RM (Brzycki)

Estimate 1-rep max.

Waist-to-Hip Ratio

Calculate WHR for health risk.

Protein Goal

Calculate daily protein requirements.

Walking Calories

Estimate calories from walking.

TDEE Estimator

Total Daily Energy Expenditure.

Hourly Water Goal

Calculate water per hour.

Reverse Diet Calculator

Reverse Diet Calculator — health long-tail query, instant estimate.

Body Recomposition Calculator

Body Recomposition Calculator — health long-tail query, instant estimate.

Lean Bulk Calculator

Lean Bulk Calculator — health long-tail query, instant estimate.

Mini Cut Calculator

Mini Cut Calculator — health long-tail query, instant estimate.

Creatine Loading Calculator

Creatine Loading Calculator — health long-tail query, instant estimate.

Creatine Maintenance Calculator

Creatine Maintenance Calculator — health long-tail query, instant estimate.

Caffeine Half-Life Calculator

Caffeine Half-Life Calculator — health long-tail query, instant estimate.

Hydration During Exercise Calculator

Hydration During Exercise Calculator — health long-tail query, instant estimate.

Sweat Rate Calculator

Sweat Rate Calculator — health long-tail query, instant estimate.

Electrolyte Replacement Calculator

Electrolyte Replacement Calculator — health long-tail query, instant estimate.

Sodium Loss Calculator

Sodium Loss Calculator — health long-tail query, instant estimate.

Running Hydration Calculator

Running Hydration Calculator — health long-tail query, instant estimate.

Rest Day Calories Calculator

Rest Day Calories Calculator — health long-tail query, instant estimate.

HRV Readiness Calculator

HRV Readiness Calculator — health long-tail query, instant estimate.

Sleep Efficiency Calculator

Sleep Efficiency Calculator — sleep long-tail query, instant estimate.

Sleep Chronotype Calculator

Sleep Chronotype Calculator — sleep long-tail query, instant estimate.

Circadian Bedtime Calculator

Circadian Bedtime Calculator — sleep long-tail query, instant estimate.

Nap Time Calculator

Nap Time Calculator — sleep long-tail query, instant estimate.

Blue Light Exposure Calculator

Blue Light Exposure Calculator — sleep long-tail query, instant estimate.

Screen Time Sleep Loss Calculator

Screen Time Sleep Loss Calculator — sleep long-tail query, instant estimate.

Menstrual Cycle Length Calculator

Menstrual Cycle Length Calculator — health long-tail query, instant estimate.

Fertile Window Probability Calculator

Fertile Window Probability Calculator — health long-tail query, instant estimate.

Lactation Milk Storage Calculator

Lactation Milk Storage Calculator — health long-tail query, instant estimate.

Growth Velocity Calculator

Growth Velocity Calculator — health long-tail query, instant estimate.

Blood Donation Eligibility Date Calculator

Blood Donation Eligibility Date Calculator — health long-tail query, instant estimate.

Iron Intake Calculator

Iron Intake Calculator — health long-tail query, instant estimate.

Fiber per Meal Calculator

Fiber per Meal Calculator — health long-tail query, instant estimate.

Added Salt Calculator

Added Salt Calculator — health long-tail query, instant estimate.

Sugar Equivalent Calculator

Sugar Equivalent Calculator — health long-tail query, instant estimate.

Alcohol Calorie Budget Calculator

Alcohol Calorie Budget Calculator — health long-tail query, instant estimate.

Protein Timing Calculator

Protein Timing Calculator — instant estimate with editable inputs.

Leucine Threshold Calculator

Leucine Threshold Calculator — instant estimate with editable inputs.

Plant Protein Completeness Calculator

Plant Protein Completeness Calculator — instant estimate with editable inputs.

Meal Timing Calculator

Meal Timing Calculator — instant estimate with editable inputs.

Intermittent Fasting Window Calculator

Intermittent Fasting Window Calculator — instant estimate with editable inputs.

Fasting Refeed Calculator

Fasting Refeed Calculator — instant estimate with editable inputs.

Electrolyte Mix Calculator

Electrolyte Mix Calculator — instant estimate with editable inputs.

Homemade Oral Rehydration Solution Calculator

Homemade Oral Rehydration Solution Calculator — instant estimate with editable inputs.

Race Day Carb Calculator

Race Day Carb Calculator — instant estimate with editable inputs.

Race Day Sodium Calculator

Race Day Sodium Calculator — instant estimate with editable inputs.

Ultramarathon Pace Calculator

Ultramarathon Pace Calculator — instant estimate with editable inputs.

Trail Running Pace Adjustment Calculator

Trail Running Pace Adjustment Calculator — instant estimate with editable inputs.

Elevation Gain Pace Calculator

Elevation Gain Pace Calculator — instant estimate with editable inputs.

Running Shoe Rotation Cost Calculator

Running Shoe Rotation Cost Calculator — instant estimate with editable inputs.

Running Shoe Mileage Calculator

Running Shoe Mileage Calculator — instant estimate with editable inputs.

Strength Set Volume Calculator

Strength Set Volume Calculator — instant estimate with editable inputs.

Training Frequency Calculator

Training Frequency Calculator — instant estimate with editable inputs.

Progressive Overload Calculator

Progressive Overload Calculator — instant estimate with editable inputs.

Deload Week Calculator

Deload Week Calculator — instant estimate with editable inputs.

Hypertrophy Volume Calculator

Hypertrophy Volume Calculator — instant estimate with editable inputs.

Powerlifting Attempt Calculator

Powerlifting Attempt Calculator — instant estimate with editable inputs.

Wilks to DOTS Converter

Wilks to DOTS Converter — instant estimate with editable inputs.

DOTS Calculator

DOTS Calculator — instant estimate with editable inputs.

IPF GL Points Calculator

IPF GL Points Calculator — instant estimate with editable inputs.

RPE Load Calculator

RPE Load Calculator — instant estimate with editable inputs.

Reps in Reserve Calculator

Reps in Reserve Calculator — instant estimate with editable inputs.

Velocity Based Training Calculator

Velocity Based Training Calculator — instant estimate with editable inputs.

Jump Height from Flight Time Calculator

Jump Height from Flight Time Calculator — instant estimate with editable inputs.

Vertical Jump Power Calculator

Vertical Jump Power Calculator — instant estimate with editable inputs.

Grip Strength Percentile Calculator

Grip Strength Percentile Calculator — instant estimate with editable inputs.

Walking Pace by Age Calculator

Walking Pace by Age Calculator — instant estimate with editable inputs.

Step Goal by Weight Loss Calculator

Step Goal by Weight Loss Calculator — instant estimate with editable inputs.

Sedentary Time Calculator

Sedentary Time Calculator — instant estimate with editable inputs.

Desk Break Reminder Calculator

Desk Break Reminder Calculator — instant estimate with editable inputs.

Blue Zone Life Habits Calculator

Blue Zone Life Habits Calculator — instant estimate with editable inputs.

Meditation Streak Calculator

Meditation Streak Calculator — instant estimate with editable inputs.

Stress Score Calculator

Stress Score Calculator — instant estimate with editable inputs.

Burnout Risk Calculator

Burnout Risk Calculator — instant estimate with editable inputs.

Work-Life Balance Calculator

Work-Life Balance Calculator — instant estimate with editable inputs.

Screen Time Eye Strain Calculator

Screen Time Eye Strain Calculator — instant estimate with editable inputs.

Contact Lens Supply Calculator

Contact Lens Supply Calculator — instant estimate with editable inputs.

Medication Refill Date Calculator

Medication Refill Date Calculator — instant estimate with editable inputs.

Pill Supply Calculator

Pill Supply Calculator — instant estimate with editable inputs.

Medication Adherence Calculator

Medication Adherence Calculator — instant estimate with editable inputs.

Health Insurance Out-of-Pocket Calculator

Health Insurance Out-of-Pocket Calculator — instant estimate with editable inputs.

Deductible Met Calculator

Deductible Met Calculator — instant estimate with editable inputs.

Copay vs Coinsurance Calculator

Copay vs Coinsurance Calculator — instant estimate with editable inputs.

HSA Contribution Impact Calculator

HSA Contribution Impact Calculator — instant estimate with editable inputs.

FSA Use-It-or-Lose-It Calculator

FSA Use-It-or-Lose-It Calculator — instant estimate with editable inputs.

Medical Bill Payment Plan Calculator

Medical Bill Payment Plan Calculator — instant estimate with editable inputs.

Dental Insurance Value Calculator

Dental Insurance Value Calculator — instant estimate with editable inputs.

Vision Insurance Value Calculator

Vision Insurance Value Calculator — instant estimate with editable inputs.

Therapy Cost Calculator

Therapy Cost Calculator — instant estimate with editable inputs.

Childcare Illness Days Calculator

Childcare Illness Days Calculator — instant estimate with editable inputs.

Baby Diaper Size Cost Calculator

Baby Diaper Size Cost Calculator — instant estimate with editable inputs.

Baby Wipes Cost Calculator

Baby Wipes Cost Calculator — instant estimate with editable inputs.

Childcare Cost per Hour Calculator

Childcare Cost per Hour Calculator — instant estimate with editable inputs.

Elder Care Cost Calculator

Elder Care Cost Calculator — instant estimate with editable inputs.

Caregiver Pay Calculator

Caregiver Pay Calculator — instant estimate with editable inputs.

Family Health Budget Calculator

Family Health Budget Calculator — instant estimate with editable inputs.

Gynecology & pregnancy calculators

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BBT Calculator

Track Basal Body Temperature to predict ovulation.

Birth Control Calculator

Estimate annual cost of birth control methods.

Bishop Score Calculator

Assess readiness of the cervix for induction of labor.

Breast Cancer Recurrence Risk

Estimate the risk of breast cancer recurrence.

Breast Cancer Risk Calculator

Calculate 5-year and lifetime breast cancer risk (Gail Model).

Breastfeeding Calorie Calculator

Calculate extra calories needed while breastfeeding.

Clomid Ovulation Calculator

Estimate ovulation dates while taking Clomid.

Conception Calculator

Estimate the date of conception based on due date or last period.

Crown-rump Length Calculator

Calculate gestational age from crown-rump length (CRL).

Due Date Calculator

Calculate estimated due date (EDD) using Naegele's rule.

EDD Calculator

Calculate Estimated Date of Delivery (EDD) from multiple methods.

Egg Freezing Calculator

Estimate success probability of future live birth from frozen eggs.

Fertility by Age Calculator

Estimate monthly chance of conception based on age.

Flange Size Calculator

Determine the correct breast pump flange size.

Fundal Height Calculator

Compare fundal height measurement to gestational age.

Gestational Age Calculator

Calculate how many weeks pregnant you are.

hCG Levels Calculator

Calculate hCG doubling time during early pregnancy.

Implantation Calculator

Estimate the window of embryo implantation.

IVF Due Date Calculator

Calculate due date after IVF based on transfer date.

Luteal Phase Calculator

Calculate the length of your luteal phase.

MCA Calculator

Assess fetal anemia risk via Middle Cerebral Artery (MCA) doppler.

Mean Sac Diameter

Calculate gestational age from gestational sac measurements.

Nuchal Translucency Calculator

Assess risk for chromosomal abnormalities from NT scan.

Ovulation Calculator

Predict your most fertile days.

Pearl Index Calculator

Measure the effectiveness of a contraceptive method.

Period Calculator

Predict your next period dates.

Pregnancy Test Calculator

Find out the best time to take a pregnancy test.

Progesterone to Estrogen Ratio

Calculate Pg/E2 ratio for hormonal balance assessment.

Reverse Due Date Calculator

Calculate conception date and LMP from your due date.

Sperm Analysis Calculator

Interpret semen analysis results based on WHO standards.

Stillbirth Risk Calculator

Estimate risk of stillbirth based on clinical factors.

Testosterone to Estradiol Ratio

Calculate T/E2 ratio for hormonal balance.

Chances of Having Twins Calculator

Estimate probability of having twins.

VBAC Calculator

Predict success rate of Vaginal Birth After Cesarean.

VTE Risk Score in Pregnancy

Assess Venous Thromboembolism risk during pregnancy.