Most diets rely on small portion sizes to reduce calories sufficiently. You feel hungry and deprived. Dr. Ornish's revolutionary program takes a new approach, one scientifically based on the type of food rather than the amount of food. Abundance rather than hunger and deprivation. So you can eat more frequently, eat a greater quantity of food - and still lose weight and keep it off. Simply. Safely. Easily. With 250 delicious low-fat recipes by some of the country's most celebrated chefs.