Health & Fitness
BMI, calorie counters, body fat percentage, water intake, and fitness calculators.
A Body Shape Index (ABSI) Calculator
Calculates A Body Shape Index (ABSI) to estimate abdominal obesity risk based on waist circumference, weight, and height.
Anion Gap Calculator
Calculates the anion gap using standard electrolyte values from a basic metabolic panel.
BMI Calculator
Calculate your Body Mass Index (BMI) to assess your weight category and health status.
Basal Metabolic Rate (BMR) Calculator
Calculate daily calorie needs at rest using the Mifflin-St Jeor equation.
Blood Alcohol Content (BAC) Calculator
Estimates Blood Alcohol Content (BAC) using the Widmark formula based on alcohol consumed, body weight, distribution ratio, and time since drinking began.
Body Adiposity Index (BAI) Calculator
Estimates body fat percentage using hip circumference and height.
Body Fat Calculator (Navy Method)
Calculate body fat percentage using US Navy method
Body Fat Percentage Calculator
Estimate body fat percentage using measurements.
Body Roundness Index (BRI) Calculator
Estimates Body Roundness Index (BRI) using waist circumference and height measurements.
Body Surface Area (BSA) Calculator
Calculate Body Surface Area using the Mosteller formula.
Calorie Burn Calculator
Calculate calories burned during exercise
Calorie Deficit Calculator
Calculate your daily calorie deficit needed for weight loss.
Creatinine Clearance (Cockcroft-Gault) Calculator
Estimates creatinine clearance using the Cockcroft-Gault equation.
Creatinine Clearance Calculator (24-Hour Urine Method)
Calculates creatinine clearance in mL/min using the 24-hour urine collection method.
FEV1/FVC Ratio Calculator
Estimates lung function by calculating the percentage ratio between Forced Expiratory Volume in 1 second (FEV1) and Forced Vital Capacity (FVC).
HOMA-IR (Homeostatic Model Assessment of Insulin Resistance) Calculator
Estimates insulin resistance using fasting blood glucose and fasting insulin levels.
Heart Rate Recovery (HRR) Calculator
Calculates how much your heart rate decreases in the first minute after exercise.
Heart Rate Zone Calculator
Calculate maximum heart rate and training zones
Ideal Weight Calculator
Calculate ideal body weight using Robinson formula
LDL Cholesterol Calculator (Friedewald Equation)
Estimates LDL (Low-Density Lipoprotein) cholesterol using the Friedewald Equation.
Lean Body Mass Calculator
Calculate lean body mass using Boer formula
Macronutrient Grams Calculator
Calculates the grams of a macronutrient based on total daily calories and macro percentage.
Mean Arterial Pressure (MAP) Calculator
Estimates the average arterial pressure during a single cardiac cycle using systolic and diastolic blood pressure values.
Mean Corpuscular Volume (MCV) Calculator
Estimates the average size of red blood cells using hematocrit and RBC count.
Protein Requirement Calculator
Calculate your daily protein requirements.
Pulse Pressure Calculator
Calculates pulse pressure by subtracting diastolic blood pressure from systolic blood pressure.
Running Pace Calculator
Calculate running pace (min/km)
TDEE Calculator
Calculate your Total Daily Energy Expenditure.
Total Cholesterol to HDL Ratio Calculator
Calculates the Total Cholesterol to HDL Cholesterol ratio, a cardiovascular risk indicator.
VO2 Max Calculator
Estimate VO2 Max from running performance
Waist-to-Height Ratio (WHtR) Calculator
Estimates body fat distribution and potential health risk using waist circumference and height.
Water Intake Calculator
Calculate your recommended daily water intake.