Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste
Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste
During deep sleep, rhythmic pulses of cerebrospinal fluid are coupled with slow waves of electrical activity and fluctuating blood levels in the human brain.
Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste
Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste

During deep sleep, rhythmic pulses of cerebrospinal fluid are coupled with slow waves of electrical activity and fluctuating blood levels in the human brain.

During deep sleep, rhythmic pulses of cerebrospinal fluid are coupled with slow waves of electrical activity and fluctuating blood levels in the human brain.

sleep
CBD Linked to Sleep Disturbances in Adolescent Rats
CBD Linked to Sleep Disturbances in Adolescent Rats
Emily Makowski | Oct 23, 2019
The animals showed changes in both slow wave and rapid eye movement sleep.
Cortical Neurons May Consolidate Memories During Slow Wave Sleep
Cortical Neurons May Consolidate Memories During Slow Wave Sleep
Emma Yasinski | Oct 18, 2019
Scientists previously thought cortical neurons remained silent during delta waves, but new evidence from rats shows some cells fire in a pattern reflective of memorizing a task.
<em>NPSR1</em> Variant Linked to Less Sleep in People: Study
NPSR1 Variant Linked to Less Sleep in People: Study
Emily Makowski | Oct 16, 2019
“Short sleeper” mice engineered to have the same sequence in the gene sleep less but show the same performance on memory tests as animals that sleep a normal amount.
Could Brain Activity During Sleep Be a Biomarker for Alzheimer&rsquo;s?
Could Brain Activity During Sleep Be a Biomarker for Alzheimer’s?
Ashley Yeager | Oct 1, 2019
Changes in brain waves while snoozing correlate with accumulation of tau and amyloid-β, suggesting that the neural activity disruptions could clue doctors in to early development of the disease.
Prolific Sleep Researcher Christian Guilleminault Dies
Prolific Sleep Researcher Christian Guilleminault Dies
Sanjeet Bagcchi | Aug 6, 2019
He was involved in the first identification and classification of sleep disorders and outlined protocols for the diagnosis and treatment of sleep apnea.
Karaoke-Sleep Study Links Disrupted REM With Poor Memory Processing
Karaoke-Sleep Study Links Disrupted REM With Poor Memory Processing
Katarina Zimmer | Jul 11, 2019
An unusual experiment suggests that interrupted REM sleep can interfere with the amygdala’s ability to process emotional memories overnight—in this case, the distressing memories of listening to oneself sing out of tune.
Sleep Is Critical for the Zebrafish Brain to Repair DNA Damage
Sleep Is Critical for the Zebrafish Brain to Repair DNA Damage
Catherine Offord | Mar 6, 2019
Neurons can only efficiently fix genetic injuries when the animals are asleep.
Sleep Deprivation Hardly Harms Fruit Flies
Sleep Deprivation Hardly Harms Fruit Flies
Kerry Grens | Feb 21, 2019
Some individuals sleep just minutes a day. And keeping flies awake does not have untoward effects on longevity.
The Human Genetics of Night Owls and Early BirdsThe Human Genetics of Night Owls and Early Birds
The Human Genetics of Night Owls and Early Birds
Jef Akst | Jan 31, 2019
When people prefer to go to bed is linked to hundreds of variations in their genes.