BMI Calculator
Results
About BMI Calculator:
Use this BMI Calculator to quickly calculate your Body Mass Index (BMI) and understand your weight category. Enter your age, gender, height and weight to get instant, accurate results.
BMI is a general screening tool that does not directly measure body fat or overall health. Factors such as muscle mass, age, gender, and body composition are not considered. Always consult a healthcare professional for medical advice.
BMI Formula Used:
The BMI is calculated using the standard formula:
BMI = Weight (kg) ÷ Height² (m²)
This formula is recognized by the World Health Organization (WHO) and is used globally. BMI results are often analyzed alongside proportional weight changes and health ranges. For related calculations, you may also use our percentage calculator to evaluate changes in body weight more accurately.
BMI Categories Explained:
| BMI Value | Weight Category |
|---|---|
| Below 18.5 | Underweight |
| 18.5 - 24.9 | Normal Weight |
| 25.0 - 29.9 | Overweight |
| 30.0 and above | Obese |
Uses of BMI Calculator?
- Individuals tracking health or fitness
- Students learning about BMI
- Fitness trainers and coaches
- Healthcare professionals (for reference use)
- Anyone wanting quick BMI information
How to Use (Simple Steps):
- Enter your age in the “Age” field.
- Select Gender: Male or Female.
- Enter your height in the “Height” field, split into feet and inches.
- Enter your body weight in the “Weight” field; the unit is kilogram (kg).
Note: All the fields in BMI Calculator section are mandatory.
Frequently Asked Questions (FAQs)
Body Mass Index (BMI) is a simple numerical value used to assess whether a person has a healthy body weight for their height. It is commonly used by health professionals worldwide as a general screening tool.
BMI helps identify if you are:
- Underweight
- Normal weight
- Overweight
- Obese
A healthy BMI range for most adults is between 18.5 and 24.9.
BMI provides a general estimate but may not be accurate for athletes, pregnant women, or elderly individuals.
Yes. This BMI calculator works globally and supports international measurement units.