It’s cold and flu season and most of us will eventually encounter a virus. So, how does our immune system work to keep us healthy? According to Michaela Gack, PhD, Scientific Director of the Cleveland ...

Cancer immunotherapies, including cancer vaccines, harness and amplify the immune system’s natural ability to detect and attack cancer cells. In this illustration, immune T cells (pink) attach to a ...

Understanding what autoimmune diseases are, what triggers them and how they’re treated can be a powerful first step toward ...

The immune system provides constant surveillance for the body, aiming to spot and eliminate disease-causing microbes or ...

A new study explains how pancreatic tumors use a sugar coating to hide from the immune system and shows that a newly ...

From cholera to norovirus, Giardia to hookworms, the gut is vulnerable to an impressive array of pathogens. To keep us alive in the face of this onslaught, the intestinal immune system must be ...

Plants mobilize their immune defenses far earlier than scientists have believed for decades—and through a previously ...

The body’s defenses may be mildly lowered for about 1 to 4 weeks after a single steroid shot into a joint or near your spine. In some people, particularly with higher doses, this effect may last up to ...