AP - New HIV infections are increasing among homosexuals, drug users and prostitutes who don't seek help because of laws that criminalize these practices, the head of the U.N. AIDS agency said Monday.
AP - Many Americans with leaky heart valves soon might be able to get them fixed without open-heart surgery. A study showed that a tiny clip implanted through an artery was safer and nearly as effective as surgery, doctors reported Sunday.
AP - Key results from a landmark federal study are in, and the results are disappointing for diabetics: Adding drugs to drive blood pressure and blood-fats lower than current targets did not prevent heart problems, and in some cases caused harmful side effects.