Why olive oil on salad

You have another reason to put olive oil on your salad - protection from hypertension.

Putting olive oil on vegetables may bring health benefits that are not found when the oil is drizzled on other foods, research suggests.

"The findings explain why Mediterranean diet supplemented with extra-virgin olive oil or nuts can reduce the incidence of cardiovascular problems like stroke, heart failure and heart attacks," explained professor Philip Eaton from King's College London.