BMI for Age Calculator (Ages 2-20)
Calculate BMI percentile for children and teenagers
BMI-for-Age Percentile Categories
| Underweight | Less than 5th percentile |
| Healthy weight | 5th to 85th percentile |
| Overweight | 85th to 95th percentile |
| Obese | 95th percentile or greater |
Note: This is a simplified calculator. For accurate percentile assessment based on CDC or WHO growth charts, consult a pediatrician or healthcare provider.