Discover your body fat percentage with our official U.S. Navy Body Fat Calculator. This tool accurately measures body composition for both men and women, helping you track fitness progress and assess health risks. Understand how factors like height, neck, waist, and hip measurements impact your results.
Formula:
The U.S. Navy body fat percentage formulas are:
For Men:BF% = 86.010 × log10(Waist − Neck) − 70.041 × log10(Height) + 36.76
For Women:BF% = 163.205 × log10(Waist + Hip − Neck) − 97.684 × log10(Height) − 78.387
Where measurements are in inches:
- Height: Your height.
- Neck: Circumference of your neck below the larynx.
- Waist: Circumference of your abdomen at the navel (for men) or narrowest part (for women).
- Hip: Circumference of your hips at their largest extension (for women only).