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Body Fat Calculator

Estimate body fat % using the US Navy method.

Body Fat Calculator

This calculator estimates body fat using the U.S. Navy method (circumference) and also shows a BMI-based estimate for comparison. Results are screening estimates only — not a clinical diagnosis.

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Modify the values and click the Calculate button to use

Gender
Age
Weight
kg
Height
cm
Neck
cm
Waist
cm

Enter measurements and click Calculate to see Navy body fat %, category meter, lean mass, and BMI-method comparison.

Informational only — not medical advice. Results are estimates. Consult a qualified clinician for health decisions.

Formula

US Navy circumference formula

How it works

Circumference methods are estimates only.

How to use

Enter sex, height, waist, neck (and hips for women).

Frequently Asked Questions

What is Body Fat Calculator?+

US Navy circumference body-fat estimate.

How do I use Body Fat Calculator on Pedzah?+

Enter sex, height, waist, neck (and hips for women).

Common searches related to Body Fat Calculator.

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