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Body Mass Index (BMI) Calculator

Finding your BMI (Body Mass Index) can help you decide if you’re a healthy weight. Use our BMI calculator to get your score!

Are you in shape, or could you lose a few pounds?
Find out where you stand by calculating your Body Mass Index.

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What is Body Mass Index?

What is Body Mass Index? Body mass index, or BMI, is a guideline used to judge whether you are at risk for health problems associated with your weight. Weight-related health risks include heart disease, diabetes and cancer.

Your BMI is calculated using this formula:

BMI = weight / (height)2
Calculate Your Body Mass Index

What does your BMI say about your health? Are you within the healthy weight range? Use this BMI calculator to help you find out fast!

Rather than relying simply on the bathroom scale, experts are increasingly urging people to know their BMI, a figure that takes into account not just weight but height to indicate body fat. The goal for most people: a BMI that's over 18 and under 25.