obesity: new definition vs BMI reveals better predictor of problems
a European group redefined obesity, rejecting BMI as the standard, resulting in a very large number of people in the US being reclassified as obese (see obesity new defn not BMI JAMAopen2025 in dropbox, or doi:10.1001/jamanetworkopen.2025.37619). i will state in advance, and explain more later below, that to me this is clearly a valid and clinically important revision.... Background : -- an international commission of 58 experts spanning multiple specialties and countries developed a new definition of obesity that incorporates some anthropometrics and/or direct measures of visceral body fat to better focus on this clinically important adipose tissue excess; these new guidelines achieved a 90 to 100% agreement within the committee and have already been endorsed by at least 76 professional organizations (see https://www.thelancet.com/journals/landia/article/PIIS2213-8587(24)00316-4/abstract ...