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Body Mass Index BMI Calculator

Body Mass Index (BMI) is a person’s weight in kilograms (or pounds) divided by the square of height in meters (or feet). With this BMI Calculator, you can calculate and evaluate your Body Mass Index (BMI) based on your body weight, and height. View the BMI tables or use the tool below to compute yours.

Explore other calculators or unit converters or try out our Body Mass Index BMI Calculator and learn more about Body Mass Index BMI .

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BMI is a screening measure and is not intended to diagnose disease or illness.

BMI is interpreted using standard weight status categories for adults 20 years old and older. It remains same for men and women of all body types and ages.

BMIWeight Status
Below 18.5 Underweight
18.5 – 24.9Healthy Weight
25.0 – 29.9Overweight
30.0 and AboveObesity

Body Mass Index BMI Calculator Details


What is BMI?

Body Mass Index (BMI) is a person’s weight in kilograms (or pounds) divided by the square of height in meters (or feet). A high BMI can indicate high body fat. BMI is only an estimate as it doesn’t take body composition into account.

How do I calculate my BMI index? 

It is very easy to calculate Body Mass Index. The formula for calculating Body Mass Index (BMI) is mass/(height)^2 where mass is a person’s weight in kilograms and height is their height in metres squared.

How to use the tool to calculate BMI?

  1. Enter your weight and height using standard or metric measures.
  2. Click on “Calculate” and your BMI will appear below.

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