Protein, on the other hand, has a thermic effect > that in effect increases metabolism. So it makes sense that it > would shorten life somewhat, if the rest of the assumptions about > aging are correct. In rodent studies calorie restricted mice on high protein diets outlive ad lib controls and other high carb calorie restricted mice. Mark _________________________________________________________ Do You Yahoo!? Get your free @yahoo.com address at http://mail.yahoo.com