Should Junk Food Be Banned In Schools? Junk food has been blamed as a major contributing factor to the high rate of obesity and overweight cases in the U.S. and across the world. In the United States, for instance, 20 percent of the population is categorized as either obese or overweight. Schools are a key area in which dieting habits are.
Junk food is an informal term for food that is of little nutritional value. Junk foods typically contain high levels of calories from sugar or fat with less protein, vitamins or minerals. Common junk foods include salted snack foods, gum, candy, sweet desserts, fried fast food, and soda.