Add Yahoo as a preferred source to see more of our stories on Google. Most people can feel the effects of a bad night of sleep pretty quickly. Maybe words don’t come as easily, or everyday tasks take ...

Many adults see poor sleep as an unavoidable part of aging. However, growing evidence suggests that chronic sleep deprivation ...

Summary: Researchers uncovered a direct link between irregular sleep patterns and lowered cognitive performance in early ...

Getting less than six hours of sleep may do more than leave you tired the next day. Researchers now say chronic sleep deprivation during midlife could significantly increase the risk of developing ...

A new study found that poor sleep was linked to memory problems and Alzheimer’s-related brain changes in older women with higher genetic risk for the disea ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

Can a simple scent released while you sleep improve your sense of smell, your memory or even the quality of your sleep? New ...