Add Yahoo as a preferred source to see more of our stories on Google. Regulatory T cells (red) interact with other immune cells (blue) and modulate immune responses. National Institute of Allergy and ...

The 2025 Nobel prize in physiology or medicine celebrates a discovery that answers one of medicine’s most profound questions: how does the immune system know when to attack, and when to stand down?

Why do some vaccines protect for a lifetime, while threats like tumors and viruses present such an ongoing challenge? The ...

A Seattle scientist was among three who won the Nobel Prize in medicine on Monday for their work on the human immune system. The Nobel Prize in Physiology or Medicine 2025 was awarded to Mary E.

We sometimes hear about the benefits of “boosting” our immune system, but what we really want to do is support our immune system on an ongoing basis. People often think of the immune system as ...

Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body's own healthy cells. This careful equilibrium is ...