Body Mass Index Calculator

 

Body mass index (BMI) is used to determine if someone is at a healthy weight. BMI is more accurate than simple body weight because it adjusts weight for height. This makes sense because you would expect a taller person to weigh more.

Click here to calculate your BMI 

Use the link above to calculate your own BMI. Then compare this number to the chart below to see if your weight falls in the healthy range.

Standards for body mass index (BMI) measured in kilograms per meter squared (kg/m2). (1)

 

Females

 Males
Underweight 

<19

<20
Healthy weight 

19-24.9

20-24.9
Overweight

25-30

25-30
Obese

>30

>30

 

References:

1. Adapted from Bray GA, Gray DS. Obesity. Part I--Pathogenesis. West J Med. 1988;149(4):429-41.

This content was last reviewed August 15, 2010 by Dr. Reshma L. Mahtani.
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