MeSH tree: F02.830.855.796
We've all heard the best approach to solve a problem is to "sleep on it." It turns out there may be more truth to this adage than previously thought. While stories abound of eureka moments surfacing from dreams, scientific ...
Feb 5, 2026
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Pink noise—often used to promote sleep—may reduce restorative REM sleep and interfere with sleep recovery. In contrast, earplugs were found to be significantly more effective in protecting sleep against traffic noise, according ...
Feb 2, 2026
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Your watch says you had three hours of deep sleep. Should you believe it?
Jan 26, 2026
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While some factors that improve or reduce the quality of sleep are relatively well understood, many are not. Given the impact that sleep is known to have on matters such as stress, concentration and cognitive abilities, it ...
Jan 21, 2026
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The most frequently reported reasons for medicinal cannabis use are for pain relief and improvements in sleep. Although cannabis is believed to have an interconnected role with both pain and sleep, its effects on chronic ...
Dec 17, 2025
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Dopamine neurons—the cells that drive reward and motivation while we're awake—become surprisingly active during nonrapid eye movement sleep right after we learn something new.
Dec 8, 2025
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A new study highlights how important uninterrupted sleep is to recovery after a traumatic brain injury, finding that fragmented sleep in injured mice is linked to a loss of rapid-eye-movement (REM) sleep and increased fatigue.
Dec 2, 2025
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The disruption of sleeping and waking patterns from the daylight saving clock change reveals a great deal about our everyday reliance on the interaction of sleep pressure and circadian clocks.
Oct 25, 2025
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An international consortium of researchers has created the largest-ever database compiling records of brain activity during sleep and dream reports. One of the first analyses of the database confirmed that dreams do not occur ...
Oct 22, 2025
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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 spinal cord. Published in ...
Oct 17, 2025
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