A new study says that the olive oil-rich Mediterranean diet considered as one of the healthiest diets reduces the mortality risk of people over 65 years of age by 25 per cent. A study by the Department of Epidemiology and Prevention of the I.R.C.C.S. Neuromed in Molise Italy analysed the relationship between the traditional Mediterranean diet and mortality. The foods that in the context of a Mediterranean-type dietary model are able to offer greater protection include a high consumption of monounsaturated fats (widely present in extra virgin olive oil) and fish but also a moderate consumption of alcohol preferably during