You have almost certainly lived this moment: stumbling through a morning after no sleep, locking eyes with someone in the ...

Scientists discovered that sleep deprivation damages a key brain circuit responsible for social memory, making it harder to recognize familiar individuals. In laboratory studies, caffeine restored ...

Once those hormones are released, they increase activity in the brainstem region that affects attention, arousal, and ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Scientists have made a breakthrough in our understanding of how ...

It has been known for nearly 20 years that slow, synchronous electrical waves in the brain during deep sleep support the formation of memories. Why that is was previously unknown. Now, a team of ...

A new study found that poor sleep was linked to memory problems and Alzheimer’s-related brain changes in older women with ...

In today’s fast-paced world, where productivity is often prioritized over rest, many underestimate the powerful connection between sleep and memory. Whether you are a student cramming for an exam, a ...

Some people can recall almost every day of their adult lives with startling precision. Give them a date, and they can often ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

.New research reveals that neurons in the preoptic hypothalamus - the region of the brain that regulates sleep and body temperature - are rhythmically activated during non-rapid eye movement sleep ...

As 2016 closes out, most Americans, and probably most people around the world, will be glad to see it go. Some years produce an abundance of misery and this was one of them. It almost certainly hasn’t ...