Not only does watching TV take away children's time for physical activity, but it also promotes poor nutrition. According to WebMd, “The average teenager in the United States sees about 15 food ads a day, which can unknowingly influence how you eat.” Unfortunately, almost all food advertisements seen by children are for products high in fat, sugar or sodium and often low in fibre. A study conducted by researchers at Yale University found that “children who eat a snack while watching TV eat 45% more during and after the meal”