Body Mass Index (BMI): Age Trend
Among US adults, median BMI increases through middle age, then declines slightly after 70. US medians are in the WHO 'Overweight' or 'Obese' range for all age groups.
Body Mass Index (BMI) Body Composition Trend
BMI body mass index weight height obesity overweight underweight trend aging norms percentiles reference ranges
Body Mass Index (BMI) by Age (kg/m²)
Body Mass Index (BMI) Median Values
| Age | Male (kg/m²) | Female (kg/m²) |
|---|---|---|
| 24.5 | 27 | 25.5 |
| 34.5 | 27.8 | 28.6 |
| 44.5 | 28.9 | 28.5 |
| 54.5 | 29 | 30 |
| 64.5 | 28.3 | 28.8 |
| 74.5 | 28.8 | 28 |
| 85 | 27.2 | 26.9 |