Growing research suggests the bacteria left behind by the common childhood infection may trick the immune system into ...

Our immune system has a dark side: It’s supposed to fight off invaders to keep us healthy. But sometimes it turns traitor and attacks our own cells and tissues. What are called autoimmune diseases can ...

Our immune system has a dark side: It’s supposed to fight off invaders to keep us healthy. But sometimes it turns traitor and attacks our own cells and tissues. New research is raising the prospect of ...

Autoimmune neurological diseases are conditions where the immune system attacks nerve cells. Damage to neuronal cells can lead to a variety of neurologic and psychiatric symptoms. Autoimmune diseases ...

Ulcerative colitis (UC) is a type of inflammatory bowel disease (IBD). It causes painful sores and inflammation deep inside your colon and rectum. That can lead to hard-to-manage symptoms like ...