What is used to calculate body mass index?

Body mass index (BMI) is calculated using a person's weight and height. The formula for BMI is:

> BMI = weight (kg) / [height (m)]^2

where:

* BMI is the body mass index in kg/m^2

* weight is the mass of the person in kilograms (kg)

* height is the height of the person in meters (m)