Can Blue M&M's, Blue Gatorade Protect Your Spine? Surprisingly Helpful Foods

5 foods or food additives that may pack unexpected health benefits.
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Chocolate. Poor chocolate—always getting a bum rap. Yet studies suggest that the dark variety may have health benefits, including the ability to reduce blood pressure and boost blood flow to certain organs. The best kind? Chocolate with a high cocoa content, most likely to contain beneficial compounds. Still, chocolate can be chock-full of calories, so eat with care.