Body Fat Calculator (Navy Method)
Estimate body fat percentage using waist, neck, height, and hip measurements.
No data stored
Instant results
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Calculator
Body Fat %
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Category
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Formula
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Unit System
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Input Summary
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This estimate is for informational purposes only and does not replace medical advice.
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How it works
Enter your height, neck, waist, and hip (for women). The calculator applies the U.S. Navy body fat formula using circumference measurements to estimate body fat percentage. Results are estimates for informational purposes only.
FAQ
What measurements do I need?
The Navy method uses waist, neck, height, and for women, hip circumference.
Which formula does this body fat calculator use?
It uses the U.S. Navy body fat formula based on circumference measurements.
Is this body fat estimate accurate?
It provides an estimate for informational purposes only and may differ from medical assessments.
Can I use metric units?
Yes. You can switch between metric (cm) and imperial (in) units.
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