As the immune system ages, it reacts more slowly to pathogens, vaccines become less effective, and the risk of cancer ...

Once thought to be a flaw in the system, new research suggests that CD4 T cells may actually hold the key to maintaining a ...

By electrically stimulating macrophages, scientists at Trinity College Dublin have found a way to calm inflammation and promote faster healing. The process turns these immune cells into ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A new study finds that proteasomes—structures that reside in all cells in the body and typically break ...

Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Citrus fruits are rich in vitamins and antioxidants to fight infection ...

An international team of researchers reports that the immune cells of older adults with a history of endurance training are more effective at combating inflammation. Regular physical activity not only ...

WEST LAFAYETTE, Ind. — In the march of metastasis, a molecular trail of crumbs guides some cancer cells from the primary tumor to establish new colonies within the body. Blocking the cells’ ability to ...