Now all companies related to junk food advertise their products through print media and online. Companies have their own web applications where they offer children more attractive offers regarding fast food. Companies now advertise that fast food is nutritious for health and is a healthy diet, but the reality is that the nutritional value of junk food is zero and it is the main cause of obesity. Advertisement only creates a wrong impression on the young minds who live a life of materialistic joys and often lose the ability to live a life without materialistic joy. They get used to the lifestyle that is reflected in the advertising. Companies try to discover new methods to advertise products aimed at children and show advertisements so that their fast food is harmless, they do nothing but increase the disease of obesity. There are also dangerous problems such as depression or even suicidal thoughts, as well as serious diseases such as diabetes. The main reason for these problems is junk food, such as pizza, burgers and soft drinks, which are promoted most during children's programs. This food has a high amount of calories, fats and sugars while a low amount of vitamins, proteins and minerals, negatively affecting children's health. Sometimes the advertisements refer to the use of tobacco, alcohol which negatively affects the behavior of kids and they think that by using these products they become cool