Why cheat days? Why not cheat days? What are cheat days? A cheat day or cheat meal is when the food you eat is not a part of the diet plan you are following. Typically it's food you don’t allow yourself to have and/or you are taking in a higher calorie amount than usual. For so long cheat days have been a part of the vocabulary in diet culture. Why do people have cheat days? A common theory in favor of cheat days is that they help boost your metabolism. There is a hormone yo