New research published Tuesday concludes that the rising rate of extreme childhood obesity—well above the usual BMI ...

BMI (body mass index) has long been thought of as an indicator of how healthy someone is. The truth is a little more complicated, doctors say.

BMI (body mass index) has long been thought of as an indicator of how healthy someone is. The truth is a little more complicated, doctors say. What BMI does and doesn't say about your health ...