test showed that they had a greater thickening of the neck arteries compared to more agreeable people. >> new york's in trouble. you have seen the ads all over the internet, pure acai berry. endorsements by oprah and rachael ray. customers were allegedly lured in by the promise of a free trial while they were getting charged as much as $60 a month despite attempts to cancel. oprah and rachael ray say the companies use their names without their permission. chocolate for the heart. another new study says middle-aged and elderly women may lower their risk of heart failure by eating -- there's the crucial part -- a small amount of dark chocolate every day. doctors say one or two servings may actually lower the risk by as much as a third. for more on this or any other health story, head to cnn.com/health. this won't help your heart. but we're going to show it to you anyway. it is what happens when you