jkjsblog.blogspot.com — In October 2008, Arthritis & Rheumatism published a study on the effect of glucosamineand/or chondroitin sulfate on the progression of knee osteoarthritis. Osteoarthritis, the most common form of arthritis, currently affects 27 million of the 46 million people in the United States with arthritis. Recent data show that.. read more ->