A Mediterranean diet rich in olive oil, nuts, fish, fruit, legumes and wine reduced the risk of heart attacks, strokes and deaths from heart disease by 30 percent, a major new study has found. The study, published by the New England Journal of Medicine, followed 4,479 people in Spain -- men and women age 55 to 80 -- over a five year period, finding dramatic confirmation of previous observations of such a diet's health benefits, AFP reported. "We observed that an energy unrestricted Mediterranean diet, supplemented with extra virgin olive oil or nuts," resulted in a reduction in deaths