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To calculate body mass index for a given height and weight, use the formula below.
BMI = ---

Where w is weight in kilograms (pounds divided by 2.2), and h is height in meters (inches divided by 39.4).2

< 18.5 underweight
18.5 to 24.9 healthy
26 to 29.9 overweight health risk
 30 to 34.9 grade 1 - obesity
35 to 39.9 grade 2 - obesity
>40 grade 3 - morbid obesity


Body mass index calculator:


BMI stands for "Body Mass Index," a ratio between weight and height. It is a mathematical formula that correlates with body fat.



Weight: lbs.
Height: Ft. In.



Body Mass Index:
Your category is:







Body mass index (BMI) can be used to screen patients because the test is simple, correlates to fatness, and applies to both men and women. The BMI may not apply to some individuals with more than normal muscle mass and acceptable levels of body fat.