As if you needed another reason to indulge in chocolate, a new study out this week showed people with vascular dementia who drank cocoa for a month did better on memory tests.  However the USA Today article is quick to point out that the study is small and preliminary.

The study found that cocoa improved blood flow to the brain.  The study did not go so far as to suggest that drinking cocoa will prevent dementia.  Another concern is that a cup of cocoa is high in calories, so any cognitive benefits might be outweighed by general health benefits.

However, the study is interesting and promising.  To read the article, click here.