Age-related hearing loss, or presbycusis, usually is slow, progressive and in both ears. One of the first signs is having difficulty hearing and understanding speech in a noisy environment. Because ...

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

Can research into a rare, accelerated aging disease and "zombie cells" teach us something about the normal aging process? Did you know that a small molecule called NAD + plays a critical role in our ...

While chronological age is easily measured, it fails to capture the complex biological processes that determine the rate of aging. A new proteomic aging clock may predict biological age, mortality ...

Scientists find protein that reverses damage from aging, at least in mice. Feb. 6, 2013 — -- Did you see the Super Bowl commercial showing those old codgers acting like teenagers? It's enough to ...

A new large-scale brain imaging study suggests that the normal process of aging does not affect female brains more severely ...