The Body Mass Index is calculated by putting your body’s height and you weight into relation.

The Body Mass Index is calculated by dividing the body weight in kilograms by the body height squared in meters.

According to the WHO, the result is categorised into these sections:

Body Mass IndexCategory
< 17Too slim
17–20Underweight
20–25You are in brilliant shape
25–30Minor obesity
30–35Unhealthy obesity
35–40Extremly unhealthy obesity
> 40You are way too short!