The Short Answer Chronic viral infections like Epstein-Barr virus (EBV) and cytomegalovirus (CMV) can trigger autoimmune conditions by overwhelming an already-vulnerable immune system. If you have a history of viral infection and unexplained autoimmune symptoms, testing for chronic viruses is an important step in managing your condition. How chronic viruses trigger autoimmune conditions The Epstein-Barr … Continue reading Chronic viruses linked to autoimmune diseases