Randomized clinical trial involving 1002 patients with coronary disease that are undergoing one of two diets in a randomized design (two groups; Mediterranean Diet 502 patients, Low Fat 500 patients) for 7 years. The two diets are: a)Low fat diet: <30% fat (12-14% monounsaturated fatty acids (MUFA); 6-8% polyunsaturated fatty acid (PUFA) ; <10% SAT) and b) Mediterranean Diet: >35% fat (22% MUFA; 6% PUFA ; <10% SAT).