The aging and failure of cells that occurs when one part of the body is damaged can spread to other organs, a study suggests. The ageing and failure of cells that occurs when one part of the body is ...

For much of modern medicine, inflammation was viewed as a localized response. Swelling, redness, and pain were understood as targeted reactions to injury or infection. Over time, however, researchers ...

Marcus Edsall-Parr, a teenage kidney patient in Michigan, has been getting dialysis treatments for years. Alyssa Schukar for The New York Times The sickest patients are supposed to get priority for ...