Back pain is the most common cause of job-related disability and the second most common neurological ailment in the United States. Nearly 31 million Americans are currently suffering from some form of back injury or pain, and within the next five years, approximately one-third of Americans over the age of 18 will seek treatment for back pain."The Encyclopedia of the Back and Spine Systems and Disorders" is a comprehensive reference to these parts of the body and the ailments of sufferers. More than 250 detailed entries provide information on all aspects of the back and spine, including anatomy, metabolic processes, neurological systems, injuries, diseases and disorders, treatments, medicines, nutrition, exercise and lifestyle issues, current research, and much more. Written in a lively and engaging style, this accessible encyclopedia features extensive appendixes including lists of organizations, Web resources, and other useful information.