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Calculate Your Body Mass Index

Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women.

  • Enter your weight and height using standard or metric measures.
  • Select "Compute BMI" and your BMI will appear below.

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Standard Measurements View Metric Measurements
Your Height: 
 
   
  (pounds)

 

BMI Categories:

  • Underweight = <18.5
  • Normal weight = 18.5–24.9
  • Overweight = 25–29.9
  • Obesity = BMI of 30 or greater

The BMI Tables

Aim for a Healthy Weight:

Download the BMI
Calculator iPhone App
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