Health Info
In this section
Body fat and abdominal obesity
Obesity means excessive accumulation of body fat. Fat stored around the abdomen and internal organs is closely linked to glucose, blood pressure and lipid metabolism, so waist circumference matters as much as weight.
BMIBMI categories (Korean criteria)
| <18.5 | Underweight |
| 18.5–22.9 | Normal |
| 23.0–24.9 | Pre-obesity |
| 25.0–29.9 | Class 1 obesity |
| 30.0–34.9 | Class 2 obesity |
| ≥35.0 | Class 3 obesity |
WaistAbdominal obesity
Men90cm or more
Women85cm or more
- KDCA National Health Information Portal
- Korea Disease Control and Prevention Agency (KDCA), KNHANES 2025 results (Sep 30, 2026)
- Korean Society for the Study of Obesity, Obesity Fact Sheet 2026 (2024 data) — as reported by the press