Body Mass Index (BMI)

COMMON RANGE

18.5 – 24.9

kg/m²

17.9

25.5

World Health Organization

Adult

↗

See all sources ↓

Reference ranges by source

Published adult intervals: 1, from 1 named sources, shown in kg/m².

SOURCE

SEX

AGE

RANGE

VISUAL

CITE

World Health Organization

All

≥18y

18.5 – 24.9 kg/m²

↗

World Health Organization

All · ≥18y

↗

18.5 – 24.9 kg/m²

Related biomarkers

More tests in the body category.

Waist Circumference

Body

Sources

World Health Organization

Last updated 2026-05-02

This page presents source-specific reference data and sourced explanations. For general wellness information only. This is not medical advice. For diagnosis or treatment of any condition, talk to a qualified clinician.

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