Researchers compared seven diets to identify which could prevent stroke, heart attacks and death in people at increased risk of heart disease. This study was published in the journal BMJ. Researchers looked at 40 trails with 35,548 participants across seven named dietary programmes (low fat diet, Mediterranean diet, very low fat diet, modified fat diet, combined low fat diet, low sodium diet, Ornish diet, and Pritikin diet).
The study showed that
This was followed by low fat diet. The absolute effects for both diets were more pronounced for patients at high risk. The five remaining diets generally had little or no benefit.