The Mediterranean diet, led primarily by extra virgin olive oil, reduces the risk of circulatory problems in the extremities, lowers the risk of myocardial infarction, stroke, and death from cardiovascular causes, and improves cognitive capacity in older adults.
Medical prevention specialists recommend consuming at least four tablespoons of extra virgin olive oil daily.
http://www.elmundo.es/salud/2014/01/22/52de84eae2704e5a068b4579.html

