U.S. health officials have revised a tool to track the rising cases of severe obesity among children who were previously off the charts. Updated growth charts released Thursday by the Centers for ...

Body mass index (BMI) is a measure of body fat based on your weight in relation to your height. Through a calculation or by use of a BMI chart, medical professionals can determine whether a patient is ...

Body Mass Index is a measure of body weight to the square of your height. A higher BMI indicates higher and unhealthy body fat, which may lead to various health problems. To determine your BMI, a ...

Obesity classes are based on body mass index (BMI) and gauge the risk of health issues. Class 1 obesity starts at a BMI of 30, while Class 3 obesity has a BMI of 40 or higher. Making lifestyle changes ...

A study of 132,000 children finds that high BMI in mid- to late childhood is the strongest predictor of early pubertal onset.

Watch the CBS Reports documentary, "Speaking Frankly | Fat Shaming," in the video player above. It's a simple little tool that's been used by doctors for decades, but the system of measuring Body Mass ...

The beginning was in 2003. Laws requiring school systems to evaluate children using body-mass index (BMI) instruments—a common approach for grouping people based on height and weight—have passed 29 ...

correction An earlier version of this article incorrectly said that body mass index is weight divided by height. It is weight in kilograms divided by height in meters squared. The article has been ...