BMI Calculator
Enter your height and weight to calculate your BMI and see which category you fall into. Switch between metric and imperial units.
Your BMI—
Category—
Scale
1618.525303540
Calculations happen in your browser. No data is sent to a server.
BMI is a general indicator and is not a medical diagnosis. Consult a healthcare professional for medical advice.
How to use this bmi calculator
- Choose metric (cm, kg) or imperial (ft/in, lbs).
- Enter your height.
- Enter your weight.
- Your BMI and category are shown instantly.
Frequently asked questions
What is BMI?
Body Mass Index (BMI) is a number calculated from your height and weight. It is used as a rough screening tool for weight categories.
What is a healthy BMI?
According to the WHO, a BMI between 18.5 and 24.9 is considered normal weight for adults.
Is BMI accurate?
BMI is a useful indicator for populations but does not account for muscle mass, bone density or body composition. Treat the result as informational.
Is my data sent to a server?
No. All calculations happen in your browser. Nothing is uploaded.