The Effects of Longevity on Metabolic Rate

40 years of work by 80 scientists at 63 different research centers around the world looking at about 6,500 people from 29 countries. And what we thought simplistically is wrong. We used to think it'd just sort of drop when you were 20 going down. It's dropping at a slower rate than the 3% per year that happens between age one and 20. So look up ABC, Dr Carl, and metabolic mystery, and you'll find all in greater detail.