Tag Archives: obesity

Aha! Proof that the BMI is flawed

Those of you who are in great shape yet feel betrayed — and baffled — by your BMI, take heart. A study released earlier this month by the American College of Sports Medicine finds that you can be in great shape, yet deemed overweight by your BMI.

Seventy-one high school football players from seven schools were poked and probed in a variety of ways to determine their fitness levels. Based on their their body fat percent (or BF% in industry shorthand), 45 were declared of normal weight. But based on their BMI, only 26 fell into the normal category. Likewise, 18 were considered overweight based on their BF% and 21 using BMI as a measure, while six were considered obese under BF% guidelines, 24 when judged by their BMI. Said the ACSM: “These larger players’ muscular body composition may lead to overstated body mass indexes.” read more