body mass index

Pronunciation: (BAH-dee mas IN-dex)

A measure that relates body weight to height. BMI is sometimes used to measure total body fat and whether a person is a healthy weight. Excess body fat is linked to an increased risk of some diseases including heart disease and some cancers. Also called BMI.

Definition from: Cancer.gov

2006-08-24 Date last modified: 2007-01-18