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 science
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.
Rocking Improves Sleep, Boosts Memory
Rocking Improves Sleep, Boosts Memory
Catherine Offord | Jan 24, 2019
Sleeping on a rhythmically swaying surface helps synchronize sleep oscillations in the human brain, a study finds.
Concussions May Stunt Recovery from Sleep Deprivation
Concussions May Stunt Recovery from Sleep Deprivation
Jef Akst | Nov 5, 2018
People who have suffered traumatic brain injury had slower reaction times and more false starts after disrupted sleep than well-rested controls, according to a study presented at the Society for Neuroscience meeting.
Blind Cavefish in Mexico Offer Clues to Sleep Regulation
Blind Cavefish in Mexico Offer Clues to Sleep Regulation
Catherine Offord | Feb 7, 2018
Two studies identify a signaling pathway that contributes to the fish’s sleeplessness.
Scientists Identify More-Precise Neural Correlates of Dreaming
Scientists Identify More-Precise Neural Correlates of Dreaming
Ashley P. Taylor | Apr 10, 2017
By examining brainwave patterns in a posterior cortical area, scientists can predict when people are dreaming.
Bird Rests Both Brain Hemispheres During Flight
Bird Rests Both Brain Hemispheres During Flight
Tracy Vence | Aug 8, 2016
Great frigatebirds can sleep while flying, researchers report.
Brain Listens During Sleep
Brain Listens During Sleep
Tanya Lewis | Jun 15, 2016
People continue to hear and process words during light non-REM sleep, a study shows.
Examining Sleep’s Roles in Memory and Learning
Examining Sleep’s Roles in Memory and Learning
Ashley P. Taylor | Jun 13, 2016
Autonomic nervous system activity during sleep may help explain variation in the extent to which the behavior aids memory consolidation, a study shows.
Brain Keeps Watch During Sleep
Brain Keeps Watch During Sleep
Tanya Lewis | Apr 21, 2016
The first night people sleep in a new place, one of their brain hemispheres remains somewhat alert, a study shows.