U.S. soldiers wounded on patrol could soon find fast relief: The Army has begun testing the ability of a "bioelectric bandage" to ease pain, kill infectious microbes and speed up healing. Full story
The medical marijuana drug Sativex, which could be approved in the United States in the coming years as a treatment for pain relief, has little potential for abuse, experts say. Full story
New brain research proves doctors like Cohen are onto something: Pessimism can override the effectiveness of even powerful treatments. Full story
