General

Body Mass Index (BMI)

Weight-for-height screening measure.

Education and reference only. Not a substitute for clinical judgement, local policy or product labelling. Always verify before clinical use. Values are calculated in your browser and never stored.

When to use

Use as a screening measure of weight relative to height in adults.

Why use

It is a quick, standardised screen, though it does not distinguish muscle from fat.

Evidence & references

  1. WHO BMI classification (adults).

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