High volume foods such as fruits and vegetables contain considerable water and fiber, but few calories per unit volume. Calorie-dense foods, such as cheese, French fries and burgers, contain a lot of calories in a small volume. Studies shows that people who ate more high volume foods loose more weight. What's even better is you can eat all the natural fruits and vegetables you want. Eating high volume foods also cuts down on your calorie consumption. when you're preparing to eat calorie-dense meals. For example, eating a salad with low calorie dressing will decrease your caloric intake during a subsequent meal by almost 20 percent. Simply adding high volume foods can help you lose weight. In a new study it was found that people fed two bowls of low energy dense soup lost 18 pounds in a year while those given energy dense snacks with the same number of calories lost 13 pounds, Eating more high-volume, low-energy dense foods will help lose weight.