BMI Calculator

Content provided by the Faculty of the Harvard Medical School

BMI Calculator

Obesity guidelines from the National Heart, Lung and Blood Institute propose that doctors use body mass index (BMI) to assess patients. To calculate your body mass index, insert your weight in pounds and select your height. Click on the compute button to see your body mass index. A BMI of 25 to 29.9 is considered overweight and 30 or above is considered obese.

Enter Your Information

Your Height:

Your Weight: lbs.

Your Result:

This tool, based on data from the National Heart, Lung, and Blood Institute, is intended for informational purposes only and is not meant to substitute for a professional medical assessment. Your responses to this tool are not collected in any way.

Note: The calculator does not take into account lean muscle mass. Athletes and body builders may get faulty results.

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Last updated:	August 09, 2006

Medical content reviewed by the Faculty of the Harvard Medical School. Harvard Health Publications, Copyright © 2007 by President and Fellows of Harvard College. All rights reserved. Used with permission of StayWell.

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