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 ...

We all get sick sometimes. Even something pretty minor, like a cold or flu, can be enough to disrupt your life for a few days. When you have a minor illness, it does more than just make you feel ...

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 ...

LA JOLLA (July 29, 2025)—Of the 3.6 million babies born in the United States each year, around 80 percent begin breastfeeding in their first month of life. Breastfeeding has known benefits for both ...

The COVID pandemic ushered mRNA vaccines into the spotlight, and the technology has even greater potential. Here’s what to ...

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 ...