Army Body Fat Calculator

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Formulas

The following formula is used by the army to calculate approximate body fat percentages:

\[ \%BF = (86.010 \times \log_{10}(waist - neck)) - (70.041 \times \log_{10}(height)) + 36.76 \]

Where:

Army Body Fat Definition

An army body fat is a specific calculation for estimating body fat that is used in determining the suitability of a person for acceptance into the army.

Army Body Fat Requirements

Age 17 to 20: 20% for males, 30% for females

Age 21 to 27: 22% for males, 32% for females

Age 28 to 39: 24% for males, 34% for females

Age over 40: 26% for males, 36% for females