Too Little, Too Much Sleep Tied to Impaired Cognition
Short and long sleep duration in older individuals are both associated with impaired cognition, new research suggests.
Category: Brain
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Poor Sleep Predicts Long-term Cognitive Decline in Hispanics More Than in Whites
"This was like a natural experiment in which we removed the effect that obesity has on cognition and saw ‘the pure effect’ of sleep difficulties, such as sleep apnea, and long sleep duration on cognitive health.”
Brain
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Sleep Is Vital to Linking Emotion with Memory
A research team's findings could have implications for how anxiety and post-traumatic stress disorder are understood.
Human Brain Replays New Memories at 20x Speed During Waking Rest
Wakeful consolidation is approximately four times greater in magnitude than classically studied overnight consolidation requiring sleep.
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Sleep Disorders Linked with Increased Dementia Risk in Patients with TBI
Over a median follow-up period of more than 4 years, TBI patients with a diagnosed sleep disorder were 25% more likely to develop dementia.
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‘Brain Age’ Can Be Predicted from EEG Data Gathered During Sleep Studies
Patients with diabetes, depression, severe excessive daytime sleepiness, hypertension, and/or memory and concentration problems showed an elevated Brain Age Index.
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Habitual Snoring Linked to Brain Changes in Children
A study finds that children who snore regularly were more likely to have thinner gray matter in the frontal lobes of their brain.
Read MoreHaving Trouble Falling Asleep Predicts Cognitive Impairment in Later Life
Results show that having trouble falling asleep in 2002 was associated with cognitive impairment in 2016.
Read MoreDreams Reflect Multiple Memories, Anticipate Future Events
New research finds that future-oriented dreams became proportionally more common later in the night.
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New Evidence for Involvement of Sleep-Dependent Global Brain Activity in Clearance of Alzheimer’s Disease-Related Brain Waste
The findings of a 118-subject study could serve as a potential imaging marker for clinicians in evaluating patients.
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Addressing Sleep Disturbances of Parkinson’s Disease
Among the various symptoms affecting patients with Parkinson’s disease, sleep disturbances are estimated to affect 40% to 90% of this population.
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Sleep Macroarchitecture Linked with Cognitive Function in Older Men
The Adelaide Institute for Sleep Health research group studied a group of middle-aged and older men’s attention and processing speed in relation to their sleep.
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Sleep to Solve a Problem
Robert Stickgold, professor of psychiatry at Harvard Medical School, speaks about how the brain does its nighttime job of finding connections.
Read MoreCan Staying Up Too Late Hurt Your Brain?
Baptist Health South Florida: Skimping on sleep in middle age may significantly increase your risk of dementia when you get older.
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Epilepsy Research Reveals Why Sleep Increases Risk of Sudden Death
The effect of the seizure is secondary to the natural slowing of the heart rate during sleep, the researchers believe, but the two together can, in some instances, prove deadly.
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4 Advantages of Dreaming During Sleep
New research shows that dreaming actually serves a number of important functions, especially for learning and memory.
Read MoreNovel Sleep Biomarkers Linked to Neurodegenerative Disease
Sleep scientists have discovered two novel sleep biomarkers linked to neurodegenerative disease, according to an abstract presented recently at the annual meeting of the American Academy of Neurology (AAN).
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Poor Sleep Could Be Core Feature of Autism
A gene that is poorly expressed in people with certain neurodevelopmental conditions is also essential for sleep, according to a new study.
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