Effect of BMI on Length of Life
March 26, 2009
This article talks about the optimum BMI for extending your life (between 22.5 - 25). People with a BMI between 40-50 take up to years off their life expectancy, about the same as a lifetimes smoking.Interestingly the effect has not been shown to be reversed fully if you lose the weight (in other studies).
Full BBC article: Obesity danger rivals smoking
Lancet Abstract: BMI and Mortality