For decades, BMI (body mass index) has been the go-to number doctors use to decide whether someone is underweight, "normal," overweight or obese. But new global research suggests it's possible to have ...

BMI is still commonly used to assess obesity even though research has shown it's not necessarily a reliable metric. A new study proposes doctors instead use technology that can measure body fat. Body ...

Body mass index, or BMI, has long been criticized as a flawed method for measuring obesity — and now a group of experts is sharing new recommendations. BMI is a formula that uses a person's height and ...