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Health Education

Current weight:


Current height:



Status:

Note: The BMI ranges used in this calculator are from the BMI guidelines of the National Heart, Lung, and Blood Institute (NHLBI), in cooperation with the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), of the National Institutes of Health, as published in Clinical Guidelines on the Identification, Evaluation, and Treatment of Overweight and Obesity in Adults, 1998. Information in this tool is also based on 2013 AHA/ACC/TOS Guideline for the Management of Overweight and Obesity in Adults: A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and The Obesity Society. J Am Coll Cardiol. 2014;63(25_PA):2985-3023.


How to Use

The Body Mass Index Calculator can give you an idea of whether your body weight is right for your height. By entering your height and weight, you can check if you are underweight, overweight, or just right.

This BMI Calculator is for men and women age 20 or older. It may not be accurate for pregnant or nursing women, competitive athletes, and older adults. It is also not accurate for children. The normal BMI ranges for children are different than for adults, and vary according to age and gender.

If you have used other A.D.A.M. tools, some of this information may be filled in for you.

  • Enter your weight in the box provided.
  • If you entered your weight in kilograms, select Kilograms from the drop-down list.
  • Enter your height.
  • Select feet and inches or meters and centimeters from the drop-down list.
  • Select your status: None (N/A), Bodybuilding/Athlete, Pregnant, Breastfeeding, or Under 18 years old.
  • Click Submit/Calculate.
  • To enter new height and weight measurements, click Try Again.
More About This Tool

BMI stands for "body mass index." This number is based on your weight in relation to your height. BMI is a good indicator of a healthy weight for adult men and women, no matter your body frame size. If you have a BMI 25 or higher, you may have increased health risks. Could your weight be increasing your health risks? Use our BMI Calculator to find out.


Review Date: 02/09/17
Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 1997- A.D.A.M., a business unit of Ebix, Inc. Any duplication or distribution of the information contained herein is strictly prohibited.
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