Lymph nodes, hundreds of small structures located throughout the body, play a pivotal role in immunity, including anti-tumor immune responses.  White | Cancer

In addition to strengthening the muscles, lungs, and heart, regular physical exercise also strengthens the immune system. This finding comes from a study of older adults with a history of endurance training,

Scientists uncover the mechanism by which cells mark the protein cGAS for degradation, which is critical in preventing the immune system from mistakenly attacking the body's own tissues. A microscopic battle rages in our bodies, as our cells constantly ...

Electrically stimulating key cells in the immune system could "reprogram" them to reduce inflammation and encourage faster and more effective healing in the body. This is the discovery of scientists from Trinity College Dublin in Ireland who say their ...