In a 2011 report on back pain statistics, The American Chiropractic Association reports that four out of five Americans will experience lower back pain at some point in their lives. Problems range from muscle strains to spinal disc herniat…

Rheumatoid arthritis is an autoimmune ( the afflicted person's immune system, which normally protects against germs such as bacteria and viruses, treats the afflicted person's own body, particularly the joints, as if it were an invader.) d…