Over the past twenty years, treatment of back pain has become ever more expensive and intensive. Use of MRI scans, narcotic painkillers, injections, and invasive spine surgery have all grown by several hundred percent. In some areas of medicine, newer treatments have improved quality and duration of life, but as back pain is treated more aggressively, annual surveys of people with back pain report steadily worse impairments. In Watch Your Back , Richard A. Deyo, MD, proposes an approach to managing back pain, which most adults in the United States experience at some point, that...