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Sleep disorders news
Neuroscience
Dream discovery: Melatonin's key role in REM sleep revealed
A significant breakthrough in the understanding of sleep mechanism opens new promise for treating sleep disorders and associated neuropsychiatric conditions: Scientists have pinpointed the melatonin receptor MT1 as a crucial ...
15 hours ago
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Diabetes
Short, long sleep duration tied to microvascular disease in type 2 diabetes
For individuals newly diagnosed with type 2 diabetes mellitus (T2DM), both short and long sleep duration are associated with microvascular disease, according to a study scheduled to be presented at the annual meeting of the ...
15 hours ago
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Researchers discover dual benefits of naturally occurring supplement on sleep and gut health
National University of Singapore (NUS) nutritionists have found that 5-Hydroxytryptophan (5-HTP) supplementation can improve sleep quality in Singaporean older adults, particularly in individuals with poor sleep patterns, ...
17 hours ago
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Loneliness linked to increased nightmare frequency and intensity
People who are lonely are more apt to have bad dreams, according to a collaboration that included an Oregon State University scientist.
Aug 6, 2024
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Regular poor sleep linked to wide range of chronic health problems
A team of medical researchers affiliated with a host of institutions across the U.S. has found via a study of Fitbit data that people who regularly sleep poorly are more susceptible to a wide range of chronic health problems ...
Sleep deprivation in mice found to reduce brain synapse diversity
A multi-disciplinary team has found that depriving lab mice of sleep can lead to a reduction in synapse diversity in the brain. In their study, published on the open-access site Current Biology, the group compared the brains ...
Women need more sleep than men do, studies say
It turns out there might be a scientific reason behind women needing extra "beauty sleep." Studies show, on average, women require about 11 minutes more sleep per night than men do. Although this difference might seem small, ...
Jul 27, 2024
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How does the brain respond to sleep apnea? Researchers pinpoint two neurochemicals
Nearly 40 million adults in the U.S. have sleep apnea, and more than 30 million of them use a continuous positive airway pressure (CPAP) machine while sleeping. However, the machines tend to be expensive, clunky and uncomfortable—resulting ...
Jul 23, 2024
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New study reveals how screen time affects preteen sleep
The US Surgeon General recently recommended a warning label for social media platforms due to concerns about their impact on youth mental health. The Surgeon General's Advisory on Social Media and Youth Mental Health highlighted ...
Jul 22, 2024
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Want to sleep longer? Adding mini-bursts of exercise to your evening routine can help, says study
Exercising before bed has long been discouraged as the body doesn't have time to wind down before the lights go out.
Jul 21, 2024
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Bright light exposure tied to sleep regularity and reduced depression symptoms
Why might more time in the sun boost a person's mood? A new study led by investigators at Harvard-affiliated Brigham and Women's Hospital suggests that sleep may hold the key.
Jul 18, 2024
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Unhealthy sleep linked to diabetes in a diverse population
Persistently unhealthy sleep, either not enough or too much, is associated with a significantly increased risk of type 2 diabetes in a racially and economically diverse adult population, an international team of researchers ...
Jul 18, 2024
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Study finds irregular sleep patterns may lead to increased risk of type 2 diabetes
Getting consistent sleep could help stave off type 2 diabetes, new research suggests. A study led by investigators at Brigham and Women's Hospital, a founding member of the Mass General Brigham health care system, analyzed ...
Jul 17, 2024
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Scientists find small regions of the brain can take micro-naps while the rest of the brain is awake and vice versa
Sleep and wake: They're totally distinct states of being that define the boundaries of our daily lives. For years, scientists have measured the difference between these instinctual brain processes by observing brain waves, ...
Jul 16, 2024
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Sleep expert explains why some people need multiple alarms to wake up
For many people, the snooze alarm is a vital part of the morning. Once, twice or more, it delays the inevitable start to the day. According to sleep experts, however, it may be more accurate to call that button an enemy.
Jul 15, 2024
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Being a 'night owl' is associated with mental sharpness, study finds
A study investigating the effect of sleep on brain performance has found a link between an individual's preference for morning or evening activity and their brain function, suggesting that self-declared "night owls" generally ...
Jul 11, 2024
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Specialists say there are benefits to couples sleeping separately
Michael Solender and his wife have been together for 42 years. They slept in the same bed for the first 10, taking to separate rooms after that.
Jul 10, 2024
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Older adults with insomnia at greater risk for developing depression, researchers find
One of the hallmarks of aging is difficulty getting to sleep and staying asleep. On average, younger adults may wake up briefly five times a night. But some people over age 60 may wake up as many as 150 times while sleeping.
Jul 10, 2024
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Sleep apnea sufferers more likely to develop heart disease, study finds
Obstructive sleep apnea (OSA) is linked to an increased risk of cardiovascular disease in adults, even those younger than 40, researchers at UT Southwestern Medical Center found.
Jul 10, 2024
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Researchers investigate roles of orexin in energy metabolism during sleep in humans
Orexin, named after its role in feeding regulation, is a potent endogenous sleep/wake state regulator and is expected to play an essential role in controlling the cross-talk mechanism between sleep/wake and energy metabolism.
Jul 5, 2024
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Acupuncture aids sleep in patients with Parkinson disease
Acupuncture is associated with improved sleep quality in patients with Parkinson disease, according to a study published online June 26 in JAMA Network Open.
Jul 5, 2024
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About 1 in 8 Americans has been diagnosed with chronic insomnia
Millions of Americans struggle to fall or stay asleep, a new survey finds.
Jul 4, 2024
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'Two sleeps' and devotional practices: A look at how people slept in the 17th century
While sleep is a universal human experience, the way we do so has varied greatly across cultures, social classes and even time periods.
Jul 3, 2024
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Study shows new method rivals polysomnography in sleep staging
University of Houston, associate professor of electrical and computer engineering Bhavin R. Sheth and former student Adam Jones, have introduced a groundbreaking approach to sleep stage classification that could replace the ...
Jul 2, 2024
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Blood test can help predict risk of obstructive sleep apnea
Measuring the level of homocysteine—an amino acid—in the blood can help predict a person's risk of developing obstructive sleep apnea, a disorder characterized by recurrent interruptions in breathing due to relaxation ...
Jul 1, 2024
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