For centuries, people have wondered what separates being awake from being asleep, dreaming, or unconscious. Scientists have ...

But during REM sleep, when the noradrenergic and serotonergic systems are turned off, these memories can be moved into the "familiar" storage without experiencing the physical "fight or flight" ...

In his wildest dreams, HHMI Investigator Massimo Scanziani never imagined he'd study sleep. But, when a postdoc in the lab suggested studying eye movements in sleeping animals, Scanziani's curiosity ...

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 ...

BUFFALO, N.Y. – In a health and wellness culture that reveres sleep, a popular but under-researched topic is lucid dreaming or vivid dreaming. But what exactly do those terms mean? And how might they ...

A new study has found a link between rapid eye movement (REM) sleep and Alzheimer’s disease. The research from China, published in the journal Alzheimer’s & Dementia by the Alzheimer’s Association, ...

Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, while simple earplugs did a better job protecting deep, restorative sleep ...

Share on Pinterest Scientists have discovered a link between REM sleep and risk for Alzheimer’s disease. Image credit: Vera Vita/Getty Images Alzheimer’s disease and Alzheimer’s disease-related ...