BMI Calculator

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Calculate your Body Mass Index (BMI) instantly. Supports both metric and imperial units. Check your weight classification according to World Health Organization (WHO) categories and find your ideal healthy weight.

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Input Metrics

Visual Gauge

22.9
Normal Weight
WHO standard ranges: 18.5 (under), 25 (over), 30 (obese)

Ideal Healthy Weight

56.7 kg – 76.3 kg

Based on a healthy BMI range of 18.5 – 24.9 for your height

You are within the healthy range. Keep up the good work!

WHO Weight Classifications

Underweight < 18.5
Normal weight 18.5 – 24.9
Overweight 25.0 – 29.9
Obese Class I 30.0 – 34.9
Obese Class II 35.0 – 39.9
Obese Class III ≥ 40.0
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Frequently Asked Questions

What is the BMI Calculator?

The BMI Calculator is a personal health utility that helps you track, calculate, or analyze specific biological metrics.

Are my health metrics or personal details uploaded to the cloud?

Absolutely not. Your health inputs, age, weight, and tracking logs are stored only in your local browser or computed in-memory, ensuring complete HIPAA-like privacy.

How does the BMI Calculator compute its health suggestions?

It utilizes established clinical formulas (such as the Mifflin-St Jeor, Harris-Benedict, or WHO formulas) to generate accurate estimations based on your biological variables.

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Can I use the BMI Calculator to diagnose medical conditions?

No, this tool is designed for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment.

Is the BMI Calculator free to use?

Yes, it is 100% free with no hidden charges, subscription gates, or paywalls for standard daily usage.