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Body Mass Index

Body mass index (BMI) is measure of body weight and height that applies to both adult men and women.. BMI does not differentiate between body fat and muscle mass. Therefore, body builders and people who have a lot of muscle bulk will have a high BMI but are not overweight.

BMI Calculator

Use the BMI calculator to find out your BMI.

The degree of your obesity is determined by a measurement of your Body Mass Index (BMI). Enter your weight and height in the calculator below(in either imperial or metric) to find out what your current BMI is and what effect losing some or all of your excess weight will have.

Weight
lb
=
kg

Height
ft
in
=
m

BMI = NaN kg/m²

For your height, the upper limit of your ideal weight range is:
0kg (0st 0lbs), BMI = 25 kg/m²

BMI Definitions	BMI (kg/m²)
Underweight	< 18
Healthy weight	18 - 25
Overweight	25 – 29.9
Obesity class 1	30– 34.9
Obesity class 2	35 –39.9
Obesity class 3	>40

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Body Mass Index

BMI Calculator