We've long known that the Mediterranean diet is good for the heart. Now, it may be good for the brain as well.

A study published in this month's issue of the Archives of Neurology found that the diet might protect against blood-vessel damage in the brain, reducing the risks of stroke and memory loss.

It's the first study to specifically examine the effects of the diet centered around vegetables, fruits, fish, whole grains, nuts, olive oil and a moderate amount of alcohol, with limited consumption of red meat, sweets and refined grains like white bread or white rice—on the brain's small blood vessels.

Previous studies have suggested adhering to a Mediterranean-style diet is associated with a lower risk of heart disease, stroke and cognitive disorders like Alzheimer's disease.

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