1. What is BMI Percentile?

BMI percentile is the comparison of a child's BMI with children of the same age and gender. The CDC growth charts are used to determine the weight status category for children and teens.

2. How Does the Calculator Work?

The calculator uses the standard BMI formula:

Then compares the result to CDC growth charts to determine the percentile based on age and gender.

3. Importance of BMI Percentile

Details: BMI percentile is the best indicator of healthy weight for children and teens. It helps identify potential weight problems that may lead to health issues.

4. Using the Calculator

Tips: Enter weight in kilograms, height in meters, age in years (2-19), and select gender. For accurate results, measurements should be taken carefully.

5. Frequently Asked Questions (FAQ)

Q1: What do the percentile ranges mean?
A: Underweight (<5th), Healthy weight (5th-85th), Overweight (85th-95th), Obese (≥95th).

Q2: Why use percentiles instead of BMI categories?
A: Children's body fat changes with age and differs between boys and girls, so percentiles are more accurate.

Q3: Is this calculator for adults?
A: No, this is specifically for children and teens aged 2-19 years. Adult BMI categories are different.

Q4: How often should BMI be checked in children?
A: The AAP recommends BMI screening at least annually for all children 2 years and older.

Q5: What if my child is above the 85th percentile?
A: Consult with a healthcare provider for evaluation and guidance on healthy growth.