Disease can arise both when immune cells are too active and when they're not active enough. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For ...

David Ewing Duncan has spent the last 25 years being poked and prodded in the name of science. He's signed up for hundreds of tests because, as a journalist, he writes about emerging health ...

It must be aggressive enough to fight infections and cancer, yet restrained enough to avoid attacking the body's own tissues.

Immune thrombocytopenia (ITP) is a rare blood disorder in which the immune system mistakenly attacks and destroys platelets. Platelets are small blood cells that play a critical role in helping your ...

STOCKHOLM (AP) — Three scientists won the Nobel Prize in medicine Monday for discoveries about how the immune system knows to attack germs and not our own bodies. The work by Mary E. Brunkow, Fred ...

A peek inside some leading research labs shows how scientists-turned-detectives are painstakingly decoding what causes ...

The Nobel Prize in Physiology or Medicine 2025 has been awarded for discoveries that explain how the immune system attacks hostile infections, but not the body's own cells. The prize is shared by ...