Karen Linnell, a 59-year-old teacher from Sartrell, Minn., uses a lumbar extension machine to help her fibromyalgia under the direction of physical therapist Allen Zetterlund, left, at the Interventional Pain & Physical Medicine Clinic in Sartell. (AP Photo/St. Cloud Times, Jason Wachter)
Read the article: Range of treatments available for fibromyalgia
