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Excessive Daytime Sleepiness May Raise Risk of Cognitive Problems After Surgery

New research suggests preoperative sleepiness is a potential warning sign for perioperative neurocognitive disorders in older adults.

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Cognitive Neuroscience Society Honors Researcher Advancing Sleep and Memory Studies

The neuroscientist’s research includes memory reactivation during sleep and the role of sensory input in enhancing cognition.

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The Neuroscience of Naps

Rebecca M. C. Spencer, PhD, has contributed to the scientific understanding of children's need for naps—and their links to brain maturation, memory, and learning.

Exercise’s Brain Boost Lasts Longer With Good Sleep

Dec 10, 2024 | Brain

The cognitive benefits of moderate-to-vigorous exercise can last up to 24 hours, especially when paired with good sleep.

Ever Wonder How Your Brain Maps a New City? Sleep Plays a Key Role

Dec 10, 2024 | Brain

Place cells are well known to encode individual locations, but new experiments and analysis indicate that stitching together a “cognitive map” of a whole environment requires a broader ensemble of cells, aided by sleep, to build a richer network over.

The Secret to Mastering a New Language Might Be Sleep

Dec 10, 2024 | Brain

A new study reveals that sleep helps the brain store words and grammar, making it easier to learn and remember.

Addressing Sleep Issues Could Slow Dementia, Review Suggests

Dec 5, 2024 | Brain

“Sleep disturbances are a significant concern in individuals with dementia, affecting their overall health and quality of life, as well as that of their family members and caregivers.”

Sleep Deprivation, Memory, & Time Changes

Oct 24, 2024 | Brain

Even though resetting the clocks can affect alertness, short-term sleep disturbances do not permanently impair our learning ability.

Why a Bad Night’s Sleep Can Impact You Well Into Next Week

Oct 11, 2024 | Brain

The everyday effects of sleep, exercise, heart rate, and mood—both good and bad—could linger in our brains for over two weeks, according to a study.

‘Sleeping on It’ Can Lead to Better Decisions

Sep 24, 2024 | Brain

Research suggests that delaying decisions by sleeping on them helps balance first impressions with more thoughtful judgment, leading to better choices.

REM Sleep Rhythms Can Be Modulated by Sound

Sep 12, 2024 | Brain

Researchers suggest this discovery could lead to a non-invasive treatment for dementia, as the technique is applied during sleep without disrupting the patient.

Heavy Cannabis Use Actually Hurts Sleep—and Memory, Study Finds

Sep 10, 2024 | Quality

Although many use cannabis to improve sleep, new research shows that long-term use leads to worse sleep and memory problems.

Four Breakthroughs That Are Changing Our Understanding of Dreams

Aug 30, 2024 | Brain

New research is deepening our understanding of dreams, revealing insights into lucid dreaming, the purpose of dreams, long-term dream patterns, and factors that influence dream recall.