📊 Body Metrics Calculators

BMI, body fat percentage, TDEE, BMR, ideal weight, waist-to-hip ratio, lean body mass, and metabolic age calculators.

Calculate your Body Mass Index (BMI) based on weight and height to assess whether you are underweight, normal weight, overweight, or obese.

Estimate your body fat percentage using the U.S. Navy circumference method based on waist, neck, and height measurements.

Calculate your Total Daily Energy Expenditure (TDEE) to understand how many calories you burn each day based on your activity level.

Calculate your Basal Metabolic Rate using both the Mifflin-St Jeor and Harris-Benedict equations to see your resting calorie burn.

Find your ideal body weight using four established formulas: Devine, Robinson, Miller, and Hamwi, with frame size adjustment.

Calculate your waist-to-hip ratio (WHR) to assess abdominal fat distribution and associated health risks.

Calculate your lean body mass, fat mass, and lean mass index from your weight and body fat percentage.

Estimate your metabolic age by comparing your basal metabolic rate to population averages, accounting for activity level and resting heart rate.