Endocrine Society
Obesity in America
Obesity in America banner

BMI Calculator

Body mass index, or BMI, is the most common measure of an individual's weight relative to his or her height. The Body Mass Index (BMI) is a common measurement in evaluating overweight and obesity.

  • Enter your weight and height.
  • Click on compute and your BMI will appear.
 
Weight can  convert
lbs to kg
Height  or


Body Mass Index: kg/m2
 

BMI (Body Mass Index) Categories:

  • Underweight = BMI less than 18.5
  • Normal weight = BMI of 18.5 - 24.9
  • Overweight = BMI of 25 - 29.9
  • Obese = BMI of 30 or greater