The number on the scale isn't the only thing to take into consideration when determining weight and health risk. Doctors, trainers and dietitians also look at the body mass index, or BMI.

Monitoring your health begins with understanding your body composition, and one of the simplest ways to do that is by using a BMI calculator.

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 ...

A new study suggests your weight-to-height ratio may reveal heart disease risk more accurately than BMI. Subjects with larger ...

An international committee of scientists has proposed a change to the way obesity is defined and diagnosed. The goal is to offer a more nuanced and objective way to assess body composition, by adding ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. It’s estimated more than one billion people ...

For many years, the Body Mass Index (BMI), a simple calculation using only your weight and height, has been the main way to measure body health in medicine. The BMI number affects many things, from ...

A pair of doctors have teamed up to show a simple trick which could be better tool to measure someone's health than body mass ...