The word "Chiropractic" is derived from the Greek word chiropractics, meaning effective treatment by hand (DeSpain, 2004 80). Chiropractic is a branch of the healing arts. It is also a drugless and non-surgical mode of care. Pain, more than any other symptom, brings people to chiropractic doctors. Indeed, pain is the chief complaint of at least eighty percent of first-time chiropractic patients. It may be a headache, backache, shoulder ache, or an ache or pain involving any of the body's nerves, muscles, ligaments, tendons, bones or joints, as well as ...