Physical activity may not be key to obesity epidemic

A recent international study fails to support the common belief that the number of calories burned in physical activity is a key factor in rising rates of obesity.

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<p><a href="http://www.physorg.com/news150461696.html">Physical activity may not be key to obesity epidemic</a></p> <p>A recent international study fails to support the common belief that the number of calories burned in physical activity is a key factor in rising rates of obesity.</p>