AP Photo/M. Spencer Green

Acupuncture

In this Monday, Sept. 24, 2007 file photo, Anah McMahon, L. Ac. adjusts one inch seirin acupuncture needles in the muscles around the spine of a patient to relieve lower back pain, at the Pacific College of Oriental Medicine in Chicago. Acupuncture gets a thumbs-up for helping relieve pain from chronic headaches, backaches and arthritis in a review of more than two dozen studies - the latest analysis of an often-studied therapy that has as many fans as critics. The new analysis was published online Monday, Sept. 10, 2012 in Archives of Internal Medicine. (AP Photo/M. Spencer Green)