How Do You Know if You Have Arthritis?

Rheumatoid Arthritis

Rheumatoid arthritis (RA) is an autoimmune disease, which means it is a condition in which the immune system mistakenly attacks healthy tissue. RA can occur in several joints at the same time. Also, RA may lead to heart disease, eye complications and flu-related complications.

Reviewed by: 
Review Date: 
March 17, 2014

Last Updated:
July 1, 2014