BMI(Body Mass Index) Calculator

This Body Mass Index or in short, BMI calculator helps you to calculate that you have a healthy weight, or you are overweight or underweight or you are obese. It's a very simple and fast way to know whether a person has a healthy or unhealthy weight. This BMI calculator is 100% free and this calculator calculates the BMI for both men and women. It is the best BMI calculator on google.

BMI Calculator

Age between 20 - 120 years

Male Female


in pounds
Your BMI Score


Normal Weight



BMI Classification
less than 18.5 underweight
18.5 - 24.9 normal weight
25 - 29.9 overweight
30 - 34.9 class I obese
35 - 39.9 class II obese
40 upwards class III obese

Note: Please keep in mind that this BMI calculator is not meant to serve as a source of clinical guidance and is not intended to be a substitute for professional medical advice. Because BMI is based on weight and height, it is only an indicator of body fatness. Individuals with the same BMI may have different amounts of body fat. Persons may consider seeking advice from their healthcare providers on healthy weight status.

Body Mass Index(BMI)

What is Body Mass Index(BMI)?

Body mass index (BMI) is a measurement derived from the mass (weight) and height of a individual person. The BMI is defined as the body mass divided by the square of the body height, and is universally expressed in units of kg/m2, resulting from mass in kilograms and height in metres.

BMI Table For Adults

This is the World Health Organization's (WHO) recommended body weight based on BMI values for adults. It is used for both men and women, age 18 or older.

CategoryBMI range - kg/m2
Severe Thinness< 16
Moderate Thinness16 - 17
Mild Thinness17 - 18.5
Normal18.5 - 25
Overweight25 - 30
Obese Class I30 - 35
Obese Class II35 - 40
Obese Class III> 40
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