For centuries, people have wondered what separates being awake from being asleep, dreaming, or unconscious. Scientists have ...
In his wildest dreams, HHMI Investigator Massimo Scanziani never imagined he'd study sleep. But, when a postdoc in the lab ...
Your dreams and sleep quality are linked. Here's what vivid dreams, recurring nightmares and REM cycles are already telling ...
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REM sleep might rewrite our memories overnight
Recent reporting reveals that REM sleep may fundamentally alter how memories are formed and recalled. During rapid eye movement stages, the brain actively reorganizes neural pathways to refine what we ...
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Scientists just watched the brain replay the day’s events during sleep — tiny overnight bursts of activity that quietly lock new memories into place
While you sleep tonight, your brain will quietly replay pieces of your day. Not like a movie, and not in order, but in rapid, ...
Hasegawa et al. first used a fluorescence-based sensor to measure dopamine levels in the amygdala of mice as they naturally cycled between wakefulness and non-REM and REM sleep. Dopamine release in ...
REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake. Getting enough REM sleep is crucial, as it helps you store information and ...
While it is certainly true that rapid eye movement (REM) sleep functions, in part, to promote a healthy waking mind, there are compelling reasons to believe that the opposite is the case as well: the ...
Relapse presents a major barrier to recovery from substance use disorders -- when people begin taking drugs such as cocaine again after a period of abstinence. Sleep disruptions have long been ...
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