About 90% of the variance in metabolism is based on muscle mass. The hoary myth that metabolism differences are to blame for obesity have been pretty thoroughl

About 90% of the variance in metabolism is based on muscle mass. The hoary myth that metabolism differences are to blame for obesity have been pretty thoroughly debunked: http://www.bbc.co.uk/mediaselector/check/sn/humanbody/truthaboutfood/flashapp/ram/fatfriend?size=16x9&bgc=000000&nbram=1&bbram=1&nbwm=1&bbwm=1 http://www.bbc.co.uk/mediaselector/check/sn/humanbody/trutha...