Among the most important changes are new ways to diagnose obesity and its stages. BMI is not everything, and the scale number is not definitive, "it has been wrongly defined as such", argues Ciudin.

Your weight tells only part of the story. Body composition reveals the real truth about health, fitness, and longevity beyond the scale.

A new study finds that three quarters of American adults and half of adolescents are too heavy. That's making more of us sick and creating enormous health care costs.

You're saving $13, but even at full price, this scale is way more affordable than other devices that keep tabs on your health ...

For example, many professional athletes are considered clinically obese based on the BMI scale, because it cannot distinguish the weight of muscle from the weight of fat. Sara Moniuszko is a ...

People with higher body mass indexes say they're relieved by experts' new guidance to downplay the use of BMI in diagnosing people with weight problems or obesity.

A group of global health experts are proposing changes to how obesity is defined and diagnosed. Their aim is to move beyond the long-criticized Body Mass Index (BMI) in favor of combining other ...

The best smart scales help you learn more about your body, from capturing muscle mass to assessing your body fat percentage. Here are our top picks of the best smart scales The best smart scales ...

This smart scale can give you a rundown of everything from weight, BMI, body fat, fat-free body weight, subcutaneous fat, ...