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M&S Health & Nutrition

BMI Calculator

BMI Calculator

BMI Calculator

Are you the right weight for your height?

It's important to know if you're the right weight for your height. This can be done by calculatating your BMI.

What's a BMI?

BMI stands for Body Mass Index. It's a figure based on the relationship between a person's weight and height and will tell you if you are a healthy weight for your height.

Why do I need to know this?

Research has shown that your BMI is a good predictor of how likely you are to suffer from health-related problems. A normal BMI range is between 18.5 - 25. If your BMI is lower or higher than this, your health may be at risk. Use the BMI calculator below to find out where you fall on the BMI range.

Remember, your BMI is only one measure of how healthy you are. Pregnant women, children and teenagers should not use the calculator.

How to use the BMI calculator:

To find out your BMI, just select your weight and height from the boxes below and click on the 'calculate' button.

BMI Calculator