Body Composition Calculators
Understand body fat, shape, and healthy weight ranges with science-backed metrics.
BMI Calculator
Calculate your Body Mass Index to assess your weight relative to height.
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Body Fat Calculator
Estimate body fat percentage using Navy, skinfold, or BMI methods.
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Body Frame Size Calculator
Determine body frame size using height and wrist circumference.
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Army Body Fat Calculator
Estimate body fat using the U.S. Army circumference method.
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ABSI Calculator
Assess health risk using A Body Shape Index.
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Waist-to-Hip Ratio Calculator
Evaluate body fat distribution and risk with WHR.
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Waist-to-Height Ratio Calculator
Assess central body fat with a waist-to-height ratio.
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Ideal Weight Calculator
Estimate healthy weight ranges using common formulas.
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Adjusted Body Weight Calculator
Estimate adjusted body weight using clinical formulas.
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Body Surface Area Calculator
Estimate body surface area from height and weight.
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Lean Body Mass Calculator
Estimate lean body mass based on height and weight.
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FFMI Calculator
Calculate your Fat-Free Mass Index to assess muscular development relative to your height.
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Body Recomposition Calculator
Get calorie and macro targets to build muscle and lose fat simultaneously.
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Body Shape Calculator
Classify your body shape (apple, pear, hourglass, rectangle) and somatotype with personalized fitness tips.
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