what is the cause of arthritis
Some forms of arthritis are caused by a reduction in the normal amount of this cartilage tissue. Osteoarthritis, one of the most common forms of arthritis, is caused by normal wear and tear throughout life; this natural breakdown of cartilage tissue can be exacerbated by an infection or injury to the joints.The risk of developing osteoarthritis may be higher if you have a family history of the disease.here are more than 100 different types of arthritis, all of which have different causes and treatment methods. The symptoms of arthritis usually appear gradually but they may also occur suddenly. Arthritis is most commonly seen in adults over the age of 65 but it can also develop in children and teens.