As you age, the link between weight and health is more than just a number on the scale. CNN contributor Dr. Leana Wen explains what a new study reveals about BMI and body fat.
Among adults 65 and older, having a larger waist circumference was linked to a higher risk of early death, according to a new study. But being classified as overweight by body mass index, or BMI, was… [+7905 chars]