US Army Body Fat Calculator

The US Army Body Fat Calculation is a method used to determine an individual's body fat percentage based on their gender, age, height, waist, neck, and hip (for females) measurements.
The calculation Formula is
For Male =

% Body Fat = 495 / (1.0324 - 0.19077 * log₁₀(waist - neck) + 0.15456 * log₁₀(height)) - 450

For females

% Body Fat = 495 / (1.29579 - 0.35004 * log₁₀(waist + hip - neck) + 0.22100 * log₁₀(height)) - 450