Clear answers about arthritis, autoimmune disease and the medicines that treat them.

A long-term autoimmune disease where the immune system attacks the lining of the joints, most often in the hands, wrists and feet.

Inflammatory arthritis that affects some people with psoriasis, involving joints, tendons, nails and sometimes the spine.

An autoimmune disease that can affect the skin, joints, kidneys, blood and other organs, with periods of flares and calm.

A common inflammatory arthritis caused by uric acid crystals, known for sudden, severe attacks that often start in the big toe.

The most common form of arthritis, where cartilage breaks down and joints become painful and stiff, especially the knees, hips, hands and spine.

A condition of thin, fragile bones that raises the risk of fractures, often without any symptoms until a bone breaks.