In today's media you'll see literally mountains of articles praising the powerful health benefits of dark chocolate such as Xocai™ Gourmet Chocolate.
Here are a few examples:
"Great news! Research suggests dark chocolate to be good for you.....
Dark chocolate contains flavonoids."

"Antioxidants in dark chocolate may help protect against cancer, dark chocolate
has been found to moderate blood pressure, and other ingredients elevate mood."

".....new evidence suggests that a moderate amount of dark chocolate, particularly... cocao..., may be sweet for the cardiovascular system....."

"Eating dark chocolate appears to bring down blood pressure in people with hypertension....."
Read more . . .

CBC News In Depth: Chocolate the bittersweet treat, July 4, 2007
"Wondering whether you can indulge in that chocolate treat staring at you from the store counter without compromising your healthy diet? Well, if you're a lover of chocolate, you may be in luck....."
Read more . . .
"Dark chocolate can protect against tooth decay, researchers have found.
Eating dark chocolate could help control diabetes and blood pressure, Italian experts say."

"So think of dark chocolate as brain food."

".....eating dark chocolate appears to improve the function of important cells that
line the walls of blood vessels for at least three hours....."

"Those with high blood pressure who ate a 3.5-ounce dark chocolate bar daily for 15 days
were rewarded with lower blood pressure, lower LDL (bad) cholesterol, and improved sugar metabolism, discovered researchers at the Jean Mayer USDA Human Nutrition Research
Center on Aging at Tufts in Boston."
"Dark chocolate has more disease-fighting antioxidants per ounce than almost any other food,
but here's an even better reason to crave it -- eating chocolate may lower your blood pressure!"