sleep

Summary: New research shows that reduced time in slow wave and REM sleep is associated with smaller brain volumes in …

Summary: A new study reveals how the brain reprocesses and refines memories during sleep, particularly those related to spatial learning. …

Summary: Fruit flies with genetic mutations that severely reduce sleep show enhanced performance in olfactory memory tasks, challenging assumptions about …

Summary: A new study finds that women in their 80s who develop increasing daytime sleepiness over five years are twice …

Summary: A new study finds that staying up late, known as having an “evening chronotype,” is associated with a higher …

Summary: A new study reveals that poor sleep in older adults disrupts the brain’s glymphatic system, responsible for clearing harmful …

Summary: A new study reveals that pupil size fluctuates constantly during sleep, reflecting changes in brain activation levels. Researchers developed …

Summary: A new study finds that sleep spindles—bursts of brain activity during sleep—may predict recovery in unresponsive patients with recent …

Members of the Himba community in Namibia get just 5.5 hours of sleep a night on average Nick Fox / …