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Sleep medicine news
Higher daylight exposure improves cognitive performance, study finds
A real world study led by University of Manchester neuroscientists has shown that higher daytime light exposure positively influences different aspects of cognition.
19 hours ago
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Your body clock matters for brain health in later life, and could even be linked to dementia risk
Inside the body, a 24-hour rhythm, known as the circadian rhythm, quietly coordinates when we sleep, wake, eat and recover. This internal timing system helps keep organs and hormones working in sync. When it becomes disrupted, ...
17 hours ago
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Improving sleep isn't enough: Daytime function as a key to assessing insomnia treatments
About one in nine adults suffer from chronic insomnia and its residual effects like drowsiness, cognitive issues, and irritability, as well as increased health risks like diabetes and heart risks if left untreated. While ...
Jan 9, 2026
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Melatonin and childhood sleep problems: What parents should know
As families return to school-term routines, sleep difficulties often resurface. For many parents, particularly those raising children with neurodevelopmental conditions, melatonin has become a widely discussed option. Yet ...
Jan 8, 2026
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Sleeping in on weekends may help boost teens' mental health
Sleeping in on the weekend to catch up on sleep lost during the week may be good for adolescents' mental health, according to new research by the University of Oregon and the State University of New York Upstate Medical University.
Jan 7, 2026
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Cooler bedroom temperatures help the heart recover during sleep, finds study
Maintaining a bedroom temperature of 24°C (75°F) at night while sleeping reduces stress responses in older adults, according to new Griffith University research published in the journal BMC Medicine.
Jan 7, 2026
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Mobile technology improves sleep apnea diagnosis after a stroke
Sleep apnea is a disorder characterized by repeated obstructions or collapses of the upper airway during sleep. These interruptions to breathing reduce the amount of oxygen in the blood. Stroke patients are at high risk, ...
Jan 7, 2026
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Self-guided behavioral app helps children with epilepsy sleep earlier
An evidence-based web-app helped children with epilepsy to fall asleep on average 16.5 minutes earlier.
Jan 7, 2026
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New AI model predicts disease risk while you sleep
A poor night's sleep portends a bleary-eyed next day, but it could also hint at diseases that will strike years down the road. A new artificial intelligence model developed by Stanford Medicine researchers and their colleagues ...
Jan 6, 2026
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Study underscores role of sleep in reducing toll of social adversity on breast cancer survivors' health
Where someone lives can affect their health. For breast cancer survivors, their neighborhood can influence their recovery from treatment.
Jan 6, 2026
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Weaker body clocks linked to higher dementia risk in older adults
Circadian rhythms that are weaker and more fragmented are linked to an increased risk of dementia, according to a new study published in Neurology. The study also found that circadian rhythm levels that peaked later in the ...
Jan 5, 2026
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GLP-1 drugs might help quell sleep apnea, study suggests
A good night's sleep might be an additional benefit some gain from taking weight-loss drugs like Ozempic and Zepbound, a new study says.
Jan 5, 2026
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Back pain is linked to worse sleep years later in men over 65
About half of older men suffer from sleep problems, back pain or both, according to Soomi Lee, associate professor of human development and family studies at Penn State. Lee recently led a study to investigate whether one ...
Jan 5, 2026
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Adenotonsillectomy improves growth in children with mild sleep-disordered breathing
For children with mild sleep-disordered breathing (SDB), adenotonsillectomy improves growth and sleep-related outcomes, according to a study published online in Scientific Reports.
Dec 31, 2025
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High risk of sleep apnea linked to poorer mental health in adults over 45
Researchers at Ottawa Hospital Research Institute and University of Ottawa found that high risk of obstructive sleep apnea was associated with approximately 40% higher odds of a composite poor mental health outcome at baseline ...
Better sleep: The added perk of your New Year's goals
As millions prepare to set New Year's resolutions centered on "eating clean" and "getting fit," new research suggests these habits could also benefit your pillow time.
Dec 29, 2025
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Power naps: How to perfect the short snooze to beat the midday slump
You might take one after your early shift, during your lunch break while working from home, or at the weekend. Many people swear by afternoon naps. What are their benefits and how can you get the most out of daytime snoozes?
Dec 29, 2025
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Sleep variability linked with sleep apnea and hypertension
Over 70 million Americans wear digital activity trackers (DATs) to record their sleep, steps and heart rate. A new study from Scripps Research found that these devices could also provide insight into even more, including ...
Dec 24, 2025
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Key brain cell 'hubs' found to synchronize the body's internal clock
What makes someone a "morning lark" or a "night owl?" Why does jet lag hit us so hard, and why do some people struggle each winter with seasonal affective disorder? Clues to these puzzles may lie in a tiny brain region called ...
Dec 22, 2025
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Sex hormones reset our body clocks, research reveals
Disruptions to our circadian clocks—the internal molecular timekeepers "ticking" in nearly every cell of our body throughout the day—can lead to a wide range of health problems, from sleep disturbances to diabetes and ...
Dec 22, 2025
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Will the Scandinavian sleep method really help me sleep?
It begins with two people, one blanket, and two very different ideas of what's a comfortable sleeping temperature. By midnight, one partner is hot and sweaty while the other is freezing.
Dec 21, 2025
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Sleep duration, timing and quality: How smartphone data predict labor productivity
Researchers at University of Tsukuba examined the association between sleep characteristics and workplace productivity using real-world sleep data from approximately 80,000 users (spanning more than 2 million nights) of sleep-tracking ...
Dec 18, 2025
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Night waking impacts cognitive performance regardless of sleep duration
When it comes to sleep, traditional advice has focused on the number of hours a person sleeps. But for older adults, the quality of sleep may affect cognitive performance the following day regardless of their quantity of ...
Dec 18, 2025
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How a healthy gut could help your baby sleep better
When babies struggle with poor sleep, parents often suffer right alongside them. Growing evidence shows that a baby's gut health plays a key role in comfort, digestion and overall sleep quality. Supporting a healthy gut microbiome ...
Dec 18, 2025
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A newly discovered neural pathway links emotional stimuli to wakefulness
Researchers at University of Tsukuba have identified a previously uncharacterized neural circuit that directly links emotional processing to arousal. In the pathway, GABAergic neurons in the bed nucleus of the stria terminalis ...
Dec 18, 2025
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