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BMI Calculator

Assess your body mass index instantly. Get accurate results for adults and children with detailed weight category classification and health recommendations.

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aboutTool

BMI Calculator calculates your Body Mass Index (BMI) using height and weight to provide a quick assessment of your health status based on WHO global standards.

howToUse

  1. Select gender and age (optional)
  2. Enter your height and weight accurately
  3. Click Calculate to see your score
  4. Check the classification scale for underweight, normal, or overweight status

features

  • Supports both Metric (cm/kg) and Imperial (in/lb) units
  • Real-time BMI status display
  • Guidance on "Normal Weight" ranges
  • Age-appropriate reference data
  • Private local processing—no health data is stored
  • Mobile-responsive layout

faq

Is BMI an absolute health measure?

No, it doesn't distinguish between muscle and fat; athletes may have higher scores while being healthy.

What is a normal score?

For adults, a range between 18.5 and 24.9 is typically considered normal BMI.

Can children use this?

Standard BMI interpretation is for adults; children should be assessed using specialized growth charts.