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Sleep disorders news
Neuroscience
A 'chemical metronome': Researchers uncover how astrocytes help the brain's master clock keep time
Imperial researchers have uncovered a "chemical metronome" in the brain, which helps to synchronize the master clock that tells us when it's time to sleep. In a study of brain cells from mice and humans, researchers found ...
6 hours ago
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High blood pressure and shorter sleep may worsen brain decline
People with high blood pressure who also lack sleep may be at increased risk of reduced cognitive performance and greater brain injury, Monash University research has found.
Dec 2, 2024
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Jet lag: Your metabolism recovers quicker than your brain—new study
The body has a network of daily (circadian) clocks that influences most areas of our health, including sleep and metabolism. A central clock in the brain is closely tied to daily sleep rhythms. But there are also clocks in ...
Dec 2, 2024
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Irregular sleep-wake cycle linked to heightened risk of major cardiovascular events
An irregular sleep-wake cycle is associated with a heightened risk of major cardiovascular events, such as heart attack and stroke, even for those who clock up the recommended nightly hours of shut-eye, finds research published ...
Nov 27, 2024
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The link between sleep and blood pressure: New research sheds light on gender differences
You may have heard sleep described as something of a magic pill for the body. With the right amount, timing, and quality, it can work wonders—strengthen the immune system, improve blood sugar, even decrease the risk of ...
Nov 26, 2024
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A new clock to structure sleep: Study shows brain stem region involved in organization of sleep
Researchers at the University of Lausanne have identified a novel role for the brain's "locus coeruleus" in sleep and its disruptions. This brain region facilitates the transition between NREM and REM sleep states while maintaining ...
Nov 25, 2024
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Researcher offers advice for those with trouble sleeping
Sleep problems have become a widespread issue. In a new popular science book and in an interview with ETH News, ETH sleep researcher Caroline Lustenberger describes the do's (and don'ts) for when you can't get to sleep.
Nov 25, 2024
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New insights into sleep uncover mechanisms with broad implications for boosting brainpower
While it's well known that sleep enhances cognitive performance, the underlying neural mechanisms, particularly those related to nonrapid eye movement (NREM) sleep, remain largely unexplored. A new study by a team of researchers ...
Nov 22, 2024
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Researchers link snoring to behavioral problems in adolescents without declines in cognition
Adolescents who snore frequently were more likely to exhibit behavior problems such as inattention, rule-breaking, and aggression, but they do not have any decline in their cognitive abilities, according to a new study conducted ...
Nov 22, 2024
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Females sleep less and awaken more frequently than males, which may have broad implications for medical research
Females sleep less, wake up more often and get less restorative sleep than males, according to a new animal study by University of Colorado Boulder researchers.
Nov 20, 2024
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Bidirectional association seen for sleep disorders, chronic kidney disease
There are bidirectional associations for sleep disorders with chronic kidney disease (CKD), according to a review published in the November issue of Chronic Kidney Journal.
Nov 20, 2024
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New research provides fresh, large-scale look at who's coming up short on sleep
Most adults in the U.S. get less sleep than recommended across the board, and some racial and ethnic groups fare even worse, according to a new study that used readings from thousands of people who wore commercially available ...
Nov 20, 2024
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Controlled experiment investigates how jet lag can disrupt metabolism
A new study from the University of Surrey and the University of Aberdeen has found that disruptions to our body clock, such as those experienced during jetlag, impact our metabolism—but to a lesser extent than sleepiness ...
Nov 19, 2024
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Brain injury rehabilitation study reveals neural mechanisms of sleep-dependent motor learning
New research published by scientists at Kessler Foundation provides critical insights into the role of sleep in motor learning for individuals recovering from traumatic brain injury (TBI). The study sheds light on how sleep, ...
Nov 18, 2024
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Daily exposure to intense cold can improve sleep quality
Daily full-body cryostimulation—exposure to extreme cold—improves sleep quality and mood in healthy young men and women, according to new research by scientists at Université de Montreal and Université de Poitiers, ...
Nov 13, 2024
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New guideline provides treatment recommendations for restless legs syndrome
A new clinical practice guideline developed by the American Academy of Sleep Medicine provides updated recommendations for the treatment of restless legs syndrome. The guideline reflects the latest scientific evidence and ...
Nov 13, 2024
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Research shows non-hallucinogenic marijuana constituent increases sleep in rats
Research by scientists at the University of Sydney has identified a constituent in the cannabis plant that improves sleep. Their report is the first to use objective measures to show the component, known as cannabinol (CBN), ...
Nov 12, 2024
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Mouth-taping to treat sleep apnea: Here are the risks
An unhealthy diet and an indolent life are well known causes of heart disease and stroke. But sleep apnea—where people temporarily stop breathing while asleep because their airway collapses—is also a major risk factor ...
Nov 12, 2024
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Mental fatigue leads to loss of self-control by putting brain areas to sleep, finds study
Prolonged mental fatigue can wear down brain areas crucial for an individual's ability to self-control, and can cause people to behave more aggressively.
Nov 11, 2024
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Consistent bedtime linked with better child emotion and behavior regulation
Sleep can affect a child's attitude and behavior, as many parents can attest, but a consistent bedtime may be more influential than sleep quality or duration, according to a new publication authored by researchers in the ...
Nov 11, 2024
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Successful aging starts with a good night's sleep, study suggests
Researchers at Wenzhou Medical University in China have discovered that changes in sleep patterns as we age are associated with lower odds of successful aging.
Poor sleep quality linked to incident motoric cognitive risk syndrome
Poor sleep quality may be associated with incidental, but not prevalent, motoric cognitive risk syndrome (MCR), a predementia syndrome characterized by slow gait speed and cognitive complaints, according to a study published ...
Nov 7, 2024
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Neuroscientists investigate developmental and genetic factors affecting sleep behavior
Mubarak Hussain Syed, an assistant professor of Biology at The University of New Mexico, along with a team of UNM students and collaborators at the University of Pennsylvania, is investigating how developmental and genetic ...
Nov 7, 2024
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Winter's onset brings mood changes to many Americans, poll finds
Many Americans experience a "winter funk" as the days grow shorter and temperatures turn colder, a new American Psychiatric Association poll reports.
Nov 6, 2024
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