This recent study reported that a nice cup of the right kind of cocoa could hold the promise of promoting brain function as people age. In an increasingly aging world, medical researchers are seeing more cases of dementia and are looking for ways to make brains work better. One potential source of help may be flavanols, an antioxidant found in cocoa beans that can increase blood flow to the brain, researchers said Sunday at the annual meeting of the American Association for the Advancement of Science. Ian MacDonald of England’s University of Nottingham reported on tests given to young women who were asked to do a complex task while their brains were being studied with magnetic resonance imaging.

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