Health & Fitness calculators
Body measurements and daily energy and protein needs, using published clinical equations.
- BMI CalculatorBody mass index compares weight with height. Enter yours to see your BMI, its CDC category and the weight range that counts as healthy for your height.
- Calorie Calculator (TDEE)Estimate total daily energy expenditure — the calories you burn on a typical day — and the intake that would hold, lower or raise your weight.
- BMR CalculatorYour BMR is the energy your body uses at rest just to keep you alive. See it from two widely used equations side by side.
- Protein Intake CalculatorGet a daily protein range in grams based on your weight and situation, with a per-meal figure to make it practical.
- Body Fat CalculatorAll you need is a tape measure. This uses the circumference equations the U.S. military applies to body-composition checks.
- Ideal Weight CalculatorFour classic clinical formulas give a reference weight for your height. See them together with the healthy BMI range.
Related data
Health reference tables
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