Arthritis and other rheumatic diseases are common conditions that cause pain, swelling, and limited movement. They affect joints and connective tissues around the body. Millions of people in the u. s.

There are more than 100 different forms of arthritis and related diseases. The most common types include osteoarthritis (oa), rheumatoid arthritis (ra), psoriatic arthritis (psa), fibromyalgia and gout. Arthritis is a condition often characterized by inflammation or swelling of one or more joints. It includes more than 100 conditions that affect the joints, tissues around the joint, and other connective tissues.