BMI Calculator

Calculate your Body Mass Index (BMI) to assess your weight status and health risks.

BMI Calculator

Enter your current weight
Enter your height

About BMI

Body Mass Index (BMI) is a measure that uses height and weight to work out if weight is healthy. The BMI calculation divides an adult's weight in kilograms by their height in metres squared.

BMI Formula:
BMI = weight (kg) / height (m)²
BMI Categories:
  • Underweight BMI less than 18.5
  • Normal BMI 18.5-24.9
  • Overweight BMI 25-29.9
  • Obese BMI 30 or greater

Health Tips

Nutrition
Balanced diet with fruits and vegetables
Exercise
150 minutes moderate activity per week
Hydration
8 glasses of water daily
Sleep
7-9 hours per night
Medical Disclaimer: BMI is a screening tool and not a diagnostic tool. It doesn't account for muscle mass, bone density, or body composition. Always consult with a healthcare professional for personalized health advice.
BMI Quick Reference
< 18.5
Underweight
18.5 - 24.9
Normal
25 - 29.9
Overweight
> 30
Obese
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BMI History

Your BMI calculations will be saved here for tracking progress.

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Last updated: Jun 27, 2025 9:07 AM