The traditional body mass index (BMI) measure may have misclassified millions of Americans as not having obesity, according to National Health and Nutrition Examination Survey (NHANES) data. Among over 9,700 adults identified as having obesity according to total body fat percentage estimates using dual-energy x-ray absorptiometry (DEXA) scans, the BMI measure only accurately classified 47%, reported Aayush Visaria, MD, MPH, of Rutgers Robert Wood Johnson Medical School in New Brunswick, New Jersey, at ENDO 2023opens in a new tab or window, the annual meeting of the Endocrine Society. When ruling out obesity, BMI and DEXA measures were congruent 95% of...