All Calories Are Not Equal: Dietitian Explains How the Foods We Eat Matter 

Two groups of food, with fruit and vegetables on top and calorie dense food on the bottom

When it comes to health and your body’s energy balance, not all calories are equal. Some studies have reported that diets that are high-protein, low-carbohydrate or a combination of the two do yield greater weight loss than diets with other levels of fat, protein and carbs. Here’s what we understand about calories and nutrition so far.