Osteoarthritis of the knee is very common, this represents 25% of all cases of osteoarthritis. The disease is very insidious, and without treatment may even lead to disability.
Lower back pain, back pain is a chronic disease that is characterized by alternating periods of exacerbation and remission. Lower back pain is to continue its development, and methods of treatment, in the best case scenario, they just don't result in a big improvement. To complete the cure of the disease impossible.