BMI Calculator

Check your Body Mass Index and weight category.

BMI Calculator

Enter your values and calculate

How This Calculator Works

BMI estimates body fatness from height and weight. It categorizes weight status but doesn't directly measure body fat — muscular individuals may read high. A BMI between 18.5 and 24.9 is considered healthy for most adults.

Formula

Metric: BMI = kg / m² | Imperial: BMI = lb / in² × 703

Example

A 70 kg person who is 175 cm tall has a BMI of 22.9 — normal weight.

Practical Use Cases

  • Health screening
  • Weight-loss tracking
  • Insurance assessments
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