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Calculators
BMI Calculator - Free Body Mass Index Calculator Online
BMI Calculator - Free Body Mass Index Calculator Online
Calculate your Body Mass Index instantly
Calculators
Calculator
Reset
Weight
(kg)
Height
(cm)
Calculate
Reset
How to Use
1
Enter your weight in kilograms
2
Enter your height in centimeters
3
Click Calculate to see your BMI and health category
Frequently Asked Questions
What is a healthy BMI range?
A healthy BMI ranges from 18.5 to 24.9. Below 18.5 is underweight, 25-29.9 is overweight, and 30+ is obese.
How accurate is BMI?
BMI is a useful screening tool but does not directly measure body fat. Athletes may have a high BMI due to muscle mass.
How often should I check my BMI?
Checking your BMI once every few months is sufficient for most people.