Chocolate weakens heart attacks. Although more research is needed to confirm this one, a new study showed that regular chocolate eaters who had heart disease were less likely to die following a heart attack compared with the people who didn't treat themselves to the dark and dreamy stuff. (Here's more on chocolate's heart-smart qualities.)
Chocolate has a cavity-fighting compound. Okay, so you don't necessarily want to trade in your toothbrush for a chocolate bar. But some interesting new research shows a compound in chocolate -- theobromine -- may be just as good as fluoride at hardening tooth enamel. So the compound could find its way into toothpastes and mouthwashes one day. Until then, keep in mind that most commercially prepared chocolate has lots of sugar in it. Get healthier teeth and gums with these three easy dental tricks.