Arthritis is a term used to describe a group of conditions involving damage to the joints of the body.

There are different forms of arthritis each with a different cause.

The most common form of arthritis is osteoarthritis which is caused as a result of trauma, infection of the joint, or age.

Other arthritis forms are rheumatoid arthritis and psoriatic arthritis where the body attacks itself, septic arthritis, which is caused by joint infection, and gouty arthritis which is caused by deposition of uric acid crystals causing inflammation in the joint.a