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BMI and health risk
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BMI and health risk
Body composition
Children and teenagers
Measuring it properly
The calculators
Understanding BMI
Weight and energy balance
When BMI reads wrong
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25 September 2026
BMI Explained: What Body Mass Index Actually Measures and What It Misses
Body mass index explained: the formula, the WHO cut-offs from 1995, what BMI measures at population scale, and what it cannot tell any single person about their health.
