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Updated 10 February 2014

Body Mass Index (BMI)

A quick definition of BMI.

What is BMI?

Body mass index (BMI) is a simple index of weight-for-height that is commonly used in classifying overweight and obesity.

BMI Calculator

What your BMI means

  • BMI between 18 and 25: Normal weight
  • BMI between 25 and 30: Overweight
  • BMI greater than 30: Obese
 
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