Equipment: Calculator, metre ruler, weights scales.

Target Population: Everyone who accepts being weighed!

Advantages: Very little equipment needed.

Disadvantages: Results are only rough indicators and do not take into consideration excessive muscle mass for particular sports.

Procedure: Multiply your height in metres by itself to obtain a square metres value (example: 1.6m x 1.6m = 2.56 m2). Now divide your mass in Kilograms by this figure to find your BMI score.