Body mass index (BMI)

Body mass index (BMI) is a number based on a person's weight and height that provides a way to estimate the effect of weight on health. The higher the BMI, the greater the risk of some diseases, including high blood pressure, coronary artery disease, stroke, osteoarthritis, some cancers, and type 2 diabetes.

To calculate exact BMI, one of the following equations is used:

Credits

ByHealthwise Staff
Primary Medical ReviewerRuth Schneider, MPH, RD - Diet and Nutrition
Primary Medical ReviewerAdam Husney, MD - Family Medicine
Specialist Medical ReviewerRhonda O'Brien, MS, RD, CDE - Certified Diabetes Educator
Last RevisedJanuary 14, 2010
By: Healthwise StaffLast Revised: January 14, 2010
Medical Review: Ruth Schneider, MPH, RD - Diet and Nutrition
Adam Husney, MD - Family Medicine
Rhonda O'Brien, MS, RD, CDE - Certified Diabetes Educator

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