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Rising temperatures linked to shorter, poorer sleep for US adults
Higher nighttime temperatures are linked to shorter sleep times and lower sleep quality, especially for people with chronic health conditions, lower socioeconomic status, or those living on the West Coast, according to a ...
13 hours ago
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Short and irregular weekday sleep disrupts glucose regulation even after weekend sleep recovery, study reveals
Researchers at the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine), have found that insufficient weekday sleep significantly disrupts glucose metabolism even when weekend sleep is extended.
Dec 3, 2025
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Why undisturbed sleep is important to brain injury recovery
A new study highlights how important uninterrupted sleep is to recovery after a traumatic brain injury, finding that fragmented sleep in injured mice is linked to a loss of rapid-eye-movement (REM) sleep and increased fatigue.
Dec 2, 2025
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Popular pre-workout supplements linked to shorter sleep among Canadian adolescents
A new study from the Canadian Study of Adolescent Behaviors reveals that adolescents and young adults who use pre-workout dietary supplements, such as Bang!, Jack3D, and C4, are significantly more likely to report dangerously ...
Dec 2, 2025
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Losing sleep over money: Study reveals how financial stress follows workers to bed
Long before the alarm sounds, many Americans lose quality rest to the quiet worries that surface after dark—whether about bills, the next paycheck or job stability.
Dec 2, 2025
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New study overturns assumptions about AFib treatment in sleep apnea patients
Obstructive sleep apnea and atrial fibrillation (AFib) are two conditions that share a potentially deadly link. Having one increases the odds of developing the other, and together, the breathing difficulties of sleep apnea ...
Dec 2, 2025
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Insomnia combined with sleep apnea associated with worse memory in older women
New research among older adults with sleep apnea reveals that verbal memory performance is significantly worse in women—but not in men—who also have insomnia.
Dec 1, 2025
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New study shows why some minds can't switch off at night
Australian researchers have found compelling evidence that insomnia may be linked to disruptions in the brain's natural 24-hour rhythm of mental activity, shedding light on why some people struggle to "switch off" at night.
Nov 26, 2025
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Tai chi as good as talking therapy for managing chronic insomnia, finds study
Tai chi, a form of mind-body exercise widely practiced in Chinese communities, has similar benefits to talking therapy for middle aged and older people with chronic insomnia, finds a trial from Hong Kong published by The ...
Nov 26, 2025
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Untreated sleep apnea raises risk of Parkinson's, study finds
New research reveals that people with untreated obstructive sleep apnea have a higher risk of developing Parkinson's disease. However, they can significantly reduce the risk by improving the quality of their sleep by using ...
Nov 24, 2025
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Gut microbes may have links with sleep deprivation
Sleep is one of the essential physiological needs for human survival, alongside food, water and air. But sleep is socially driven, influenced by environmental and personal factors, and a recent study suggests it may be affected ...
Nov 24, 2025
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Study links depression, insomnia to higher risk of dementia
A study conducted by researchers at Saint Louis University found that people over 50 who suffer from both depression and insomnia are significantly more likely to develop Alzheimer's disease and related dementias.
Nov 19, 2025
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Sleep-related disorders tied to hypertension in postmenopausal women
Sleep-related disorders are significantly associated with hypertension in postmenopausal U.S. women, according to a study published online Nov. 11 in Menopause.
Nov 19, 2025
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Body's circadian rhythm may increase overnight cardiovascular risk in people with sleep apnea
New research suggests that the circadian system in people with obstructive sleep apnea may disrupt blood vessel function overnight, which may help explain the higher risk of nighttime heart attacks in people with sleep apnea.
Nov 18, 2025
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New survey shows 72% of adults struggle with sleepiness each day
Tired? Well, a new national survey shows that you're not alone.
Nov 18, 2025
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High blood pressure more common among people with multiple sleep disorders
The likelihood of high blood pressure is clearly higher among people who have both sleep apnea and insomnia. This is shown by a study from the University of Gothenburg.
Nov 18, 2025
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Early morning practices linked to less and lower-quality sleep in college athletes
A study using more than 27,000 sleep records of collegiate athletes provides the best evidence to date that early morning team practices take a toll on healthy sleep.
Nov 17, 2025
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Poor sleep may nudge the brain toward dementia, researchers find
Staring at the ceiling while the clock blinks 3am doesn't only sap energy for the next day. A large, long-running U.S. study of older adults has now linked chronic insomnia to changes inside the brain that set the stage for ...
Nov 16, 2025
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Study links social media addiction to poor sleep quality among Bangladeshi youth
A study published in Nature and Science of Sleep reveals a strong connection between social media addiction and poor sleep quality among high school graduates in Bangladesh, offering fresh insights into the mental health ...
Nov 13, 2025
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Can't sleep? Your microbiome may play a role
Sleep is a hot commodity—we want it, we need it, but most of us aren't getting enough of it.
Nov 12, 2025
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Sleep-related disorders associated with hypertension in postmenopausal women
Postmenopausal women are especially vulnerable to hypertension, which is a major cardiovascular risk factor. Women transitioning through or past the menopause transition are also more likely to report sleep disturbances (shorter ...
Nov 12, 2025
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Dreaming of fewer running injuries? Start with better sleep
If you are among the 620 million people who lace up their running shoes on a regular basis, chances are that you're an early riser.
Nov 11, 2025
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Should you worry about melatonin and heart failure? The evidence isn't clear
A study presented at the American Heart Association's scientific meetings has raised concerns about melatonin, one of Britain's most commonly prescribed sleep aids. The findings suggest that long-term users face a higher ...
Nov 11, 2025
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Chronic fatigue syndrome linked to high rates of dysfunctional breathing patterns
Chronic fatigue syndrome leaves patients exhausted and struggling with brain fog—and it typically gets worse after mental or physical exercise, a phenomenon called post-exertional malaise.
Nov 10, 2025
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