BMI Index Calculator

BMI Index Calculator determines your Body Mass Index based on your weight (in kilograms) and height (in meters). Enter your weight and height, then click “Calculate BMI” to find your BMI and its category.

How to Use BMI Calculator:

1. Enter your weight in kilograms and height in meters.
2. Click “Calculate BMI” to get your BMI and category.
3. Use “Share Result” or “Copy Result” to share or copy the output.

Calculation Details:

The calculator computes:

• BMI: weight (kg) ÷ (height (m))²
• Category: Based on WHO standards (e.g., Underweight: <18.5, Normal: 18.5–24.9, Overweight: 25–29.9, Obese: ≥30)

Note: Ensure weight is in kilograms and height is in meters. Values must be positive and non-zero. Calculations are based on standard WHO BMI categories as of 2025.

Important Notes:

• Weight and height can include decimals (e.g., 70.5 kg, 1.75 m).
• BMI is a general indicator and may not reflect health for all individuals (e.g., athletes).
• Clipboard access requires HTTPS. If copying fails, try accessing over HTTPS or copy manually.