A lack of sleep can make it extraordinarily difficult to retain information. Two new studies uncover why this is and what is happening inside the brain during sleep and sleep deprivation to help or ...

LOWCOUNTRY, S.C. (WCIV) — Having trouble sleeping at night? It could very well be sleep apnea. New studies have shown that obesity does not play as significant a role in obstructed sleep apnea as ...

A good night’s rest isn’t just about waking up refreshed — it plays a critical part in preserving your mental sharpness as you age. The role of sleep quality in preventing cognitive decline is gaining ...

What triggers the mammalian sleep cycle's shift between non-rapid eye movement (NREM) and rapid eye movement (REM) sleep? A new study in mice suggests increased levels of dopamine in a key region of ...