1 – Rheumatoid Arthritis

Rheumatoid arthritis affects about one percent of the world’s population. It is a chronic inflammatory illness, characterized by the inflammation of the lining, or synovium, of the joints. Rheumatoid arthritis is also an autoimmune disease, which means that the immune system attacks normal tissue components as if they were invading pathogens.   Rheumatoid arthritis inflammation primarily attacks the linings of the joints, however, the membrane linings of the blood vessels, heart and lungs may also become inflamed.   The joints …