Add Yahoo as a preferred source to see more of our stories on Google. (Mapodile/E+/Getty Images) Many of us enjoy a cup of coffee as an early morning pick-me-up, but caffeine's powers could extend far ...

Ear plugs are better than trendy "pink noise" for protecting sleep quality, according to new research. Ambient sounds or pink noise - often used to promote better patterns of sleeping - may in fact ...

Lack of sleep hinders the acquisition of new information and the retrieval of previously learned material. Moreover, sleep deprivation significantly disrupts memory consolidation - the process through ...