Advanced imaging methods may reveal how this ancient healing technique affects the brain.
By Emily Singer
Some people think of acupuncture as a wacky Eastern medicine, without any basis in science, while others consider it to be a crucial alternative to pain-relief medicine. Whatever the perspective, acupuncture use in the United States is on the rise, and the medical establishment has been taking notice. Now scientists are using advanced brain-imaging techniques to study the ancient practice -- and have begun to uncover some tantalizing clues about how it works.