## How to calculate your BMI (Body mass index)

- Divide your weight (in kilograms) by your height (in meters).
- Divide the answer by your height again to get your BMI.

So the body mass index formula is as follows:

BMI = weight / height².

## Basic BMI ranges

There are five basic ranges within the BMI scale:

Underweight | Less than 18.5 |

Normal weight | 18.5 - 24.9 |

Overweight | 25 - 29.9 |

Obesity | 30 - 35 |

Severe obesity | 35 and more |