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<p>When a candidate exceeds the weight standard for their height, the Army uses body-fat as a determination of fitness for service. </p>
<p>For females, the formula is:</p>
<p>% body fat = 163.205 x log10(waist + hip - neck) - 97.684 x log10(height) - 78.387.</p>
<p>I believe the US Army Standard for women (Initial Accession) 17-20 years old is 30% max.</p>