Health Calculators
Health and fitness calculators for BMI, BMR, calorie management, and hydration planning.
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Fitness Calculators
Calculate calories burned, target heart rate, VO2 max, and track your fitness progress.
Nutrition Calculators
Calculate daily calorie needs, macronutrients, protein intake, and plan your nutrition.
Body Metrics
Calculate BMI, body fat percentage, ideal weight, and track body composition.
All Calculators
BMI Calculator
Calculate your Body Mass Index (BMI) and understand your weight category.
BMR Calculator
Calculate your Basal Metabolic Rate (BMR) - the calories your body burns at rest.
Body Fat Percentage Calculator
Calculate your body fat percentage using the Navy method based on measurements.
Body Fat Percentage Calculator
Calculate body fat percentage using body measurements (Navy method).
Body Surface Area Calculator
Calculate body surface area (BSA) using the Mosteller formula.
Bone Mass Calculator
Estimate bone mass based on height, weight, age, and gender.
Calorie Deficit Calculator
Calculate your daily calorie target for weight loss based on your maintenance calories and desired deficit.
Calories Burned Calculator
Estimate calories burned during various activities based on weight and duration.
Carbohydrate Calculator
Calculate daily carbohydrate needs based on activity level and goals.
Child BMI Calculator
Calculate BMI percentile for children and teens (ages 2-20).
Fiber Calculator
Calculate daily fiber needs based on age, gender, and calorie intake.
Ideal Weight Calculator
Calculate your ideal body weight based on height and gender using the Robinson formula.
Lean Body Mass Calculator
Calculate lean body mass (LBM) from weight and body fat percentage.
Macronutrient Calculator
Calculate daily macronutrient needs (protein, carbs, fats) based on calories and goals.
Metabolic Age Calculator
Estimate metabolic age based on BMR, age, and gender.
One Rep Max Calculator
Calculate your one-rep maximum (1RM) lifting strength from submaximal lifts.
Pace Calculator
Calculate running or walking pace per kilometer or mile.
Pregnancy Weight Gain Calculator
Calculate recommended weight gain during pregnancy based on pre-pregnancy BMI.
Protein Intake Calculator
Calculate your recommended daily protein intake based on weight, activity level, and goals.
Sleep Calculator
Calculate optimal sleep and wake times based on sleep cycles.
Sodium Intake Calculator
Calculate recommended daily sodium intake and track consumption.
Target Heart Rate Calculator
Calculate target heart rate zones for exercise based on age and fitness goals.
TDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) - the total calories you burn per day.
VO2 Max Calculator
Estimate VO2 max (maximum oxygen consumption) using the Cooper test or resting heart rate method.
Waist-to-Height Ratio Calculator
Calculate waist-to-height ratio for better health risk assessment than BMI alone.
Waist-to-Hip Ratio Calculator
Calculate waist-to-hip ratio to assess body fat distribution and health risks.
Water Intake by Weight Calculator
Calculate daily water intake needs based on body weight and activity level.
Water Intake Calculator
Calculate your recommended daily water intake based on your weight and activity level.