Back pain is a top medical complaint. It’s also a leading cause of missed work. According to the National Institute of Neurological Disorders and Stroke, virtually all adults will seek attention for back pain at some point in their lives. The American Chiropractic Association reports that Americans spend about $50 billion a year on treating back pain.
There are many possible causes of low back pain. Usually it’s caused by trauma from a sudden strain on the spine. But you should be aware that back pain can also signal a more serious condition called ankylosing spondylitis.