A Health-Care Profession That Focuses On The Spine And Other Joints Of The Body, And Their Connection To The Nervous System. The Word "Chiropractic" Means "To Be Done By Hand." Chiropractors Use Adjustments To Restore Joint Function And Support The Nervous System. They Help Patients Maintain Optimal Health White Avoiding Unnecessary Drugs Or Surgery. An Estimated 50 Million Americans See A Chiropractor Each Year.