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Old 01-29-2013, 06:23 PM
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Originally Posted by doyle31 View Post
In that JAMA article, I believe an overweight person was anyone with a BMI over 25. If you look at a BMI calculation, most people, including myself, would consider 25-30 a 'normal' BMI. Certainly nutrition is paramount, but they are simply using numbers (a BMI over 25 or under 25 and longevity) and, in my opinion, come up with a poor conclusion...
BMI is a measurement of weight to height. It is sometimes flawed because it does not take into account the composition of weight fat vis a vis muscle It is why doctors decided to rethink the BMI measurement
Muscle weighs more than fat