BMI & Health Risk Calculator

Track Body Mass Index by metric or imperial inputs with WHO categories, healthy ranges, and health risk guidance.

BMI Calculator

Calculate your Body Mass Index (BMI) using WHO standards with color-coded results and health recommendations

Your BMI
24.2
Normal
BMI Range: 18.5 - 25
Healthy BMI Range
18.5 - 25
WHO Standard
Healthy Weight Range
53.5 kg - 72.3 kg
For your height

WHO BMI Classification

Your BMI: 24.2

Complete BMI Classification (WHO)

CategoryBMI RangeHealth Risk
Severe Thinness< 16High
Moderate Thinness16 - 17Moderate
Mild Thinness17 - 18.5Low to Moderate
Normal18.5 - 25Normal
Overweight25 - 30Increased
Obese Class I30 - 35Moderate
Obese Class II35 - 40Severe
Obese Class III> 40Very Severe

📋 Important Notes

• Limitations of BMI: Does not distinguish between muscle and fat mass. Athletes may have high BMI due to muscle.

• Age Consideration: BMI interpretation may vary for children, teens, and elderly individuals.

• Ethnicity: Some ethnic groups may have different health risk thresholds.

• Pregnancy: BMI calculations are not accurate during pregnancy.

• Body Composition: Consider using body fat percentage for a more complete picture.

Consult a healthcare professional for personalized assessment and recommendations.