Bmi Calculator

BMI Formula:

\[ BMI = \frac{weight(kg)}{height(m)^2} \]

Body Mass Index (BMI):

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1. What is BMI?

Body Mass Index (BMI) is a simple index of weight-for-height that is commonly used to classify underweight, overweight and obesity in adults.

2. How Does the Calculator Work?

The calculator uses the BMI formula:

\[ BMI = \frac{weight(kg)}{height(m)^2} \]

Where:

\( weight \) — Body weight in kilograms
\( height \) — Height in meters

3. Importance of BMI Calculation

Details: BMI provides a simple numeric measure of a person's thickness or thinness, allowing health professionals to discuss weight problems more objectively with their patients.

4. Using the Calculator

Tips: Enter weight in kilograms and height in meters. All values must be valid (weight > 0, height > 0).

5. Frequently Asked Questions (FAQ)

Q1: What is a healthy BMI range?
A: For adults, 18.5 to 24.9 is considered healthy.

Q2: Are there limitations to BMI?
A: BMI doesn't account for muscle mass, bone density, overall body composition, or racial and sex differences.

Q3: Can BMI be used for children?
A: BMI for children is interpreted differently and uses age and sex-specific percentiles.