BMI Calculator
Calculate your Body Mass Index using WHO (World Health Organization) standards
About BMI
WHO Standards
This calculator uses the World Health Organization (WHO) BMI classification system, which is the international standard for assessing weight status.
BMI Categories
- Underweight: BMI < 18.5
- Normal: BMI 18.5 - 24.9
- Overweight: BMI 25 - 29.9
- Obesity Class I: BMI 30 - 34.9
- Obesity Class II: BMI 35 - 39.9
- Obesity Class III: BMI ≥ 40
Limitations
BMI does not account for muscle mass, bone density, overall body composition, or racial and sex differences. It may not be accurate for athletes, elderly, or pregnant women.
Medical Disclaimer
This BMI calculator is for informational and educational purposes only. It is not intended to replace professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.
The BMI calculation is based on WHO standards but may not be appropriate for all individuals, including athletes, children, elderly, or those with certain medical conditions. Consult with a healthcare professional for personalized health assessments.