Diet is the leading cause of obesity in adults. Indeed, a bad diet can have very detrimental consequences on health. It is enough that there is too much imbalance between what one eats and what one spends on energy, and this, for a long time so that the weight increases gradually. This is due to the lack of daily physical activity and excessive physical inactivity (computer, television, etc.). Indeed, the causes of obesity can also be eaten fat, salty, sweet, in large quantities and without respecting the meal times, can lead to weight gain.