article_snippet: Aged between 18 to 89, Those who stuck to the diet, consisting of fresh fruit and vegetables, whole grains, nuts, beans, olive oil, fish and even a glass of red wine provided researchers with health information on Those who stuck to the diet, consisting of fresh fruit and vegetables, whole grains, nuts, beans, olive oil, fish and even a glass of red wine each year from 2001 to 2012.
article_snippet: The researchers scored participants' diets on a scale from 1 to 55 based on The researchers self-reported frequency and level of intake from 11 food groups.
article_snippet: Each one-point increase in the dietary score was associated with a three percent drop in heart disease risk.
article_snippet: Protective: the Mediterranean diet comprises fresh fruit and vegetables, whole grains, nuts, beans, olive oil, fish and red wine . '
highlights_snippet: Staples of the diet include fresh fruit and vegetables, whole grains, nuts, beans, olive oil and fish - 'easily obtainable foods', the researchers note .