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Sep 28, 2009 12:53

Most of us are familiar with the term, Body Mass Index, or BMI, as an index to determine healthy body weight. But, calculating BMI involves a complex formula: weight in pounds is multiplied by 703, and then divided by height in inches squared. Charts or online calculators are then used to show a "healthy weight range" given an individual's height ( Read more... )

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johnnyo September 30 2009, 14:16:56 UTC
BMI is actually a terrible health gauge. It does not discriminate between good and bad body fat or between fat and muscle.

On a personal note: I'm a thin person, but I weigh a lot more than I look. I always end up on the far end of the BMI scale and then the physicians decide they've done something wrong and recheck me. Same result. Some head scratches later I get the "well... I guess you're healthy. I think everything is fine."

It's just pretty poorly designed.

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