a major Mediterranean diet study that everyone loves to quote has been retracted.
it turns out the study wasn't quite as random as they claimed. and even when accounting for this error and bias, people following a Mediterranean diet did have some health benefits, but these benefits were not caused by the diet itself.
you know what DOES improve health outcomes?
Money.
https://qz.com/1045037/the-mediterranean-diet-works-for-the-wealthy-and-well-educated/