B = Total Weight in pounds
W = Waist Size in Inches
N = Neck Size in Inches
A = Age in Years
Equation 1:
Equations developed by Drs. Hodgdon and Beckett at the Naval Health Research Center
http://www.bmi-calculator.net/body-fat-calculator/body-fat-formula.php
Equation 2:
US Navy Tape Method Formula
http://www.wikihow.com/Measure-Body-Fat-Using-the-US-Navy-Method
Equation 3:
National Institute of Health
Equation 4:
British Journal of Nutrition
http://www.livestrong.com/article/102670-formula-calculate-body-fat-percentage/
If any of these are too small just press “crtl +” to zoom in on the webpage.
Example:
Male — 6′ — 150lb.’s — 30in waist — 15in neck — 20 yo
Equation 1: ~11.853%
Equation 2: ~7.826%
Equation 3: ~12.288%
Equation 4: ~12.89%
E-AVG BF: ~11.2%
Example:
Male — 5’9″ — 150lb.’s — 30.5in waist — 14in neck — 19 yo
Equation 1: ~13.237%
Equation 2: ~5.326%
Equation 3: ~15.715%
Equation 4: ~14.748%
E-AVG BF: ~12.3%
LOGICAL POLITICS ASSOCIATION 
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