"A pound of muscle takes ~100 calories a day to survive" This defies math when on the order of 1/3rd of your weight is muscle. The more commonly cited value is

"A pound of muscle takes ~100 calories a day to survive" This defies math when on the order of 1/3rd of your weight is muscle. The more commonly cited value is 50 calories a pound, and even that appears too high. This article cites 6 calories per pound: http://www.thefactsaboutfitness.com/news/cals.htm http://www.thefactsaboutfitness.com/news/cals.htm