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 ...

It could be as simple as constantly misplacing keys, or forgetting to pay a bill, or repeating questions over and over. As people age, their memory and cognition tends to take a small hit. But about 1 ...

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 ...

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

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 ...