Health Calculators

BMI Definition

Our free online BMI calculator makes it easy for anyone to calculate BMI with just a few keystrokes. Enter in your height and weight and press the calculate BMI button – that’s all there is to it! Calculating Body Mass Index is useful for determining the amount of body fat that you may have. Get started learning how to calculate BMI right now and then be sure to use all of our other health calculators!

Below 18.5 Underweight 18.5 – 24.9 Normal 25.0 – 29.9 Overweight 30.0 and Above Obese

 

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