BMI Guides

Everything you need to know about Body Mass Index: how to calculate it, what the numbers mean, and when to look beyond BMI.

Illustration of BMI categories by height

What Is a Healthy BMI? Chart & Weight Range

BMI categories explained, weight ranges for your height, and why BMI is only one piece of the health puzzle. See the full chart and find your healthy range.

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Illustration of the BMI formula on paper

How to Calculate BMI Manually Coming soon

The BMI formula step by step, in metric (kg/m²) and imperial (lbs/in² × 703) units, with worked examples you can follow along.

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Illustration of apple and dumbbell for healthy living

How to Lower Your BMI Safely Coming soon

Sustainable diet, exercise and lifestyle strategies for reaching a healthy BMI range — without crash diets or unrealistic goals.

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