WHO BMI classification
Endocrinology
Also known as: BMI-Klassifikation der WHO (Erwachsene) · DSÖ BKİ (BMI) sınıflaması · WHO body mass index (BMI) classification for adults
What it is for
Body mass index (BMI) = weight in kg divided by height in m squared, classified for adults (not children, who use age- and sex-specific references). The WHO also calls BMI ≥25 overweight and BMI ≥30 obesity.
Classification
| Category | Description |
|---|---|
| Underweight | <18.5 kg/m². |
| Normal weight | 18.5–24.9 kg/m². |
| Pre-obesity (overweight) | 25.0–29.9 kg/m². |
| Obesity class I | 30.0–34.9 kg/m². |
| Obesity class II | 35.0–39.9 kg/m². |
| Obesity class III | ≥40.0 kg/m². |
Source
Obesity: preventing and managing the global epidemic. Report of a WHO consultation
WHO · World Health Organ Tech Rep Ser 2000;894:i–xii, 1–253
PMID: 11234459
- Edition
- WHO 2000 (Technical Report Series 894; current WHO adult cut-offs)
- Checked on
Summary of the published classification in our own words. Not a substitute for the original publication.
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