The term 'Calories Count' is a reminder that what we eat and drink affects our health. DIET (4 letters) is the food and drink that a person consumes, DIETS (5 letters) are specific plans for eating and drinking, Dieted (6 letters) means to follow a specific plan for eating and drinking, and HEAT (4 letters) is the energy that is released when food is digested. All of these terms are related to the idea that Calories Count.