Body Mass Index (BMI) Calculator
Body Mass Index (BMI) Calculator: Your Ultimate Guide
Body Mass Index (BMI) is a measure that uses your weight and height to determine if your weight is healthy for your height. It’s an important indicator of whether you’re at a healthy weight for your height. Our BMI calculator provides a quick and easy way to check your BMI.
How to Use This Calculator
- Enter your weight in kilograms (kg) or pounds (lb) using the input field.
- Enter your height in centimeters (cm) or inches (in) using the input field.
- Select your preferred unit of measurement.
- Click the “Calculate” button to get your BMI result.
Formula & Methodology
The BMI is calculated by dividing your weight in kilograms by your height in meters squared (kg/m²).
Formula: BMI = weight(kg) / (height(m))²
Real-World Examples
| Weight (kg) | Height (cm) | BMI | Category |
|---|---|---|---|
| 70 | 175 | 22.86 | Normal weight |
| 90 | 170 | 30.42 | Obese (Class I) |
| 55 | 165 | 20.24 | Normal weight |
Data & Statistics
| BMI Category | Underweight | Normal weight | Overweight | Obese (Class I) | Obese (Class II) | Obese (Class III) |
|---|---|---|---|---|---|---|
| BMI range | Below 18.5 | 18.5 – 24.9 | 25 – 29.9 | 30 – 34.9 | 35 – 39.9 | 40 or above |
Expert Tips
- Regularly monitor your BMI to track your weight changes.
- Use our calculator to set weight loss or gain goals.
- Consult a healthcare professional for personalized advice.
Interactive FAQ
What is a healthy BMI?
A healthy BMI is between 18.5 and 24.9.
What does it mean if my BMI is over 30?
A BMI over 30 indicates obesity, which can lead to various health issues.
For more information, see the CDC’s guide on BMI for adults.