Question

Rheumatoid arthritis (ra) is a chronic inflammatory condition that affects approximately 1.3 million people in the united states. The disease is most likely autoimmune, which means that the immune system mistakes the bodys own tissues and cartilage as foreign and attacks them

Answer 1

Rheumatoid arthritis (RA) is a chronic inflammatory condition that affects approximately 1.3 million people in the United States. The disease is most likely autoimmune, which means that theimmune system mistakes the body's own tissues and cartilage as foreign and attacks them