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Health Calculators
BMI, BMR, calories, water intake, and more — tools to manage your health and fitness.
6 calculators
BMI Calculator — Body Mass Index
Calculate your Body Mass Index (BMI) and what it means for your health. Based on WHO standards.
BMR Calculator — Basal Metabolic Rate
Calculate your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) for weight management.
Calories Burned Calculator
Calculate calories burned during exercise and physical activity. Select activity type, duration, and body weight.
Daily Water Intake Calculator
Calculate how much water you should drink daily based on body weight, activity level, and climate.
Body Fat Percentage Calculator
Calculate body fat percentage using circumference measurements. Based on the US Navy method.
Target Heart Rate Calculator
Calculate your target heart rate zones for exercise based on age and intensity. Uses the Karvonen method.