With lower temperatures and shorter days, we are less likely to go out for a walk or exercise. But when energy expenditure is lower than the food intake, the energy balance leans the wrong way: the one of calories accumulation! Body Mass Index gives a good estimate of a person’s body fat, and has been validated by the World Health Organization. Its calculation is based on your height and weight. BMI is used to assess the risk factors associated with elevated body fat. BMI is not suitable for pregnant women, chronically sick people, or accomplished athletes. Monitoring your BMI score could help you stay in control of your weight and limit the risk factors for many diseases such as: arthritis, hypertension, type 2 diabetes ...