Calculate your Body Mass Index instantly using the official WHO formula. Check your healthy weight range, BMI category, and personalized health recommendations — completely free.
68 kg
174 cm
Normal
18.5–24.9
Calculate your Body Mass Index (BMI) in seconds using the official WHO formula. Our free BMI Calculator helps you determine whether your weight falls within a healthy range based on your height, identify your BMI category, and gain valuable insights for weight management, fitness tracking, and overall health monitoring. Fast, accurate, mobile-friendly, and completely private.
Enter your height and weight to calculate your Body Mass Index instantly.
Check your Body Mass Index (BMI) instantly using our free online calculator. Simply enter your height and weight to understand your current BMI category, healthy weight range, and general health status.
Get your BMI result in three simple steps.
Provide your height, weight, age and gender information.
Our calculator automatically applies the standard BMI formula.
View your BMI score, category and healthy weight guidance.
BMI (Body Mass Index) is a globally used measurement that estimates whether your weight is suitable for your height. It helps classify weight status into categories such as underweight, normal weight, overweight, and obesity.
Understand how Body Mass Index is calculated using height and weight.
Our BMI Calculator uses the standard Body Mass Index formula to estimate whether your weight is within a healthy range according to your height. The calculation is based on your weight in kilograms and height in meters.
BMI is a useful screening measurement but it does not represent complete body composition.
While BMI is widely used worldwide, it has some limitations. It does not directly measure body fat percentage, muscle mass, or overall fitness level.
Athletes and highly muscular individuals may have a higher BMI because muscle weighs more than fat.
BMI does not show the difference between fat, muscle, and bone density.
BMI interpretation may vary for children, teenagers, and older adults.
Lifestyle, genetics, and medical conditions can influence health beyond BMI.
Calculate and understand BMI information for different groups.
Adults can use BMI results to understand their general weight category and maintain healthy lifestyle habits.
Women can calculate BMI to understand weight classification based on height and weight measurements.
Men can check BMI values and compare results with standard healthy BMI ranges.
BMI interpretation for teenagers may require age-specific charts and professional guidance.
Understand your BMI result based on internationally recognized health ranges.
| BMI Range | Weight Category | Health Status |
|---|---|---|
| < 18.5 | Underweight | Below healthy range |
| 18.5 - 24.9 | Normal Weight | Healthy range |
| 25 - 29.9 | Overweight | Above healthy range |
| 30+ | Obesity | Higher health risk |
Designed for speed, accuracy and privacy.
Get your BMI score immediately without waiting or registration.
Your health information stays inside your browser.
Optimized experience across mobile, tablet and desktop.
Uses the globally accepted BMI calculation method.
Common questions about BMI calculation.
For most adults, a BMI between 18.5 and 24.9 is generally considered within the healthy range.
BMI estimates weight status but does not directly measure body fat percentage or body composition.
The calculator divides your weight in kilograms by your height in meters squared to calculate BMI.
No. The calculator works directly in your browser and does not store your personal information.
BMI is only a screening measurement and does not directly measure body fat, muscle mass, or overall health condition. Results may vary for athletes, children, elderly individuals, and pregnant people. Always consult a qualified healthcare professional for medical advice.