BMI Calculator

Check your Body Mass Index and healthy weight range.

Your BMI
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About This Tool

Body Mass Index (BMI) is a simple measure using your height and weight to estimate whether you are in a healthy weight range. This calculator supports both metric and imperial units.

How To Use

  1. Select your preferred unit system (Metric or Imperial).
  2. Enter your height and weight.
  3. Click Calculate BMI to see your result and category.
  4. Use the result to understand your weight range — always consult a doctor for medical advice.

Features

  • Metric and Imperial units supported
  • Instant BMI category classification
  • WHO standard BMI ranges
  • Private — calculated in your browser

Frequently Asked Questions

What is a healthy BMI range?
According to WHO standards, a BMI between 18.5 and 24.9 is generally considered a healthy weight range for most adults.
Is BMI accurate for everyone?
BMI is a general screening tool and may not accurately reflect body composition for athletes, the elderly, or pregnant individuals. Consult a healthcare provider for a complete assessment.
How is BMI calculated?
BMI = weight (kg) / height (m)². For imperial units, BMI = 703 × weight (lb) / height (in)².

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