Antioxidants in cocoa might help your heart by keeping your blood vessels relaxed, thus easing blood pressure and helping circulation.
So says a study in Proceedings of the National Academy of Sciences. The study shows that cocoa’s antioxidants -- called flavonoids -- coax the body into making more nitric oxide, which relaxes the blood vessels.
The researchers included Norman Hollenberg, MD, PhD, professor of medicine at Harvard Medical School in Boston. He tells WebMD that cocoa’s flavonoids could improve heart health.
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