Articles tagged with Sleep
Researchers found that stress, anxiety, and worries about health consequences contribute to sleep issues among essential occupation workers. The study suggests that implementing measures promoting health and well-being can prevent future illness and sick leave.
A study led by Kyoto University researchers found that modulating hormone levels can improve meibomian gland disorder, a common cause of dry eyes. Topical administration of nicotinamide mononucleotide (NMN) boosted NAD levels and rebooted 3-HSD activity in mutant mice, alleviating dryness.
A study found that resistance exercise improved sleep duration and efficiency, while aerobic exercise had limited effects. The findings suggest that incorporating resistance training into one's routine may help promote better sleep and improve overall cardiovascular health.
A study on wild baboons reveals that they prioritize socializing and safety over sleep, even after poor sleep quality. The research used non-invasive technology to monitor sleep patterns across a group of individuals, showing that animals in the wild face competing demands that disrupt sleep homeostasis.
The SynGAP Research Fund has developed a pre-screening tool to identify potential SYNGAP1 patients through a free online survey. The partnership with Probably Genetic aims to screen undiagnosed patients and provide them with genetic testing resources, ultimately advancing treatment development for SYNGAP1.
A study by researchers from the University of Tsukuba found that taking a 15-minute walk outside on a hot summer day can impair cognitive performance. This effect was more pronounced in men who slept less than 5 hours, suggesting that heat stress may negatively impact learning and productivity.
Researchers at the University of Tsukuba investigated the effect of sevoflurane on sleep disturbance caused by systemic inflammation. Sevoflurane preconditioning promoted significant increases in REM sleep after LPS injection, while postconditioning had no effect.
A randomized, double-blind study found suvorexant to be effective in reducing insomnia severity and night sweats in peri- and postmenopausal women. The medication showed promise as a treatment for chronic insomnia in midlife women.
Researchers found that the master clock and slave clock operate via distinct molecular mechanisms, allowing for robustness and flexibility in regulating bodily rhythms. The master clock's ability to adapt to environmental changes enables quick adjustment to new time zones after international flights.
Researchers found a significant increase in overdose deaths involving gabapentinoids and z-drugs between 2000 and 2018. The proportion of deaths increased by more than three-fold, coinciding with exponential prescription increases. Co-usage with opioids was common, with over 67% of overdose victims having both substances in their system.
Researchers from Washington State University found that the optimal time of day for different cognitive tasks does not differ based on task type. Participants who felt sleepy should consider postponing important tasks until a later time to avoid performance impairment.
A new study finds that immune cells clear away a key Alzheimer's disease protein on an oscillating daily cycle controlled by circadian rhythms. The discovery provides a potential mechanism linking Alzheimer's disease to disruptions in sleep cycles and may lead to the development of chronotherapeutics.
Research at Rensselaer Polytechnic Institute found that the circadian system influences the immune cells' clearance of Amyloid-Beta 42, a key protein linked to Alzheimer's disease. Boosting daily oscillations could increase clearance and prevent brain damage.
Researchers found no clinical improvements in very elderly patients with CPAP therapy for moderate-to-severe sleep apnea. The study suggests that CPAP treatment is less effective in patients older than 80 due to a more sedentary lifestyle and other underlying disorders, limiting its long-term adherence.
A new poll found that less than half of people aged 50-80 have ever used a health-related app, with those in poor health and lower incomes being even less likely. Only 28% of current users share information with healthcare providers, highlighting the potential for apps to support health behaviors and improve outcomes.
A new study published in Scientific Reports found that combining aspects of poor sleep health increases the risk of heart disease. Researchers analyzed data from 6,820 U.S. adults and found a strong association between sleep health problems and heart disease risk, with Black participants showing higher rates of both.
Research shows that couples who took Family Foundations classes 10 years ago had more positive family relationships during the pandemic. They reported lower levels of negative mood, behavior problems, and sibling conflict in their children.
A recent study by Oregon State University found that night shift nurses are more likely to suffer from poor sleep, PTSD, depression, anxiety, and inflammation. The researchers also discovered a significant disparity in sleep quality among Black nurses, highlighting the impact of systemic racism on their health.
A study analyzed Reddit posts to identify common parenting concerns, including sleep, eating, and emotional difficulties. The authors used latent Dirichlet allocation to categorize the posts and found that these topics are consistently discussed among parents.
Researchers discovered increased activity in the hippocampus during anesthesia and sleep, preceding Alzheimer's symptoms by years. This abnormality may enable early diagnosis and treatment of the disease.
Researchers developed a novel scheme that reduces energy consumption while improving traffic prediction accuracy by up to 40% compared to benchmark schemes. The scheme uses software defined network and edge computing to control the operation of base stations, ensuring both sustainability and performance.
Researchers developed a software-based smoke dispersal simulation model to study prehistoric archaeology. They found that early humans placed their hearth at the optimal location in the cave, enabling maximum utilization of fire while minimizing smoke exposure. The study identified a 25sqm area as ideal for locating the hearth.
A new study found that curtailed sleep increases the release of troponin after exercise, a biomarker linked to cardiovascular disease. While regular exercise counters adverse effects of sleep loss on metabolism, curtailed sleep may increase the risk of heart injury during strenuous exercise.
A recent study found that more than half of nurses experienced difficulty sleeping during the first six months of the COVID-19 pandemic, with reduced sleep increasing odds of anxiety and depression. The researchers urge employers to address work stress and provide support for mental healthcare.
Research found that preschoolers' melatonin levels are suppressed by even dim light before bedtime, with suppression rates ranging from 70% to 99%.
A randomized controlled trial found that late eating, associated with high melatonin levels, impairs blood sugar control through a defect in insulin secretion. Participants with the genetic variant in the MTNR1B gene had higher blood sugar levels, highlighting the importance of considering genetics in food timing recommendations.
Researchers found that prenatal exposure to nicotine and its by-products produces long-term effects on sleep and stress-response in mice. This early-life exposure can lead to alterations in the hippocampus, a sensitive structure that develops after birth.
A longitudinal survey of over 3,000 adolescents aged 11-14 found that supportive relationships with family and friends, physical activity, and better sleep helped shield against the pandemic's negative impact on mental health. Girls were more likely than boys to experience psychological distress during the pandemic.
A team of NTU Singapore scientists has developed a predictive computer programme using wearable technology data to detect depression risk. The programme, Ycogni model, achieves an accuracy of 80% in detecting individuals at high or low risk of depression.
Researchers have created a compact and affordable device for recording brain activity, offering research-grade signal quality and customizable configuration. The device has the potential to help people with epilepsy detect impending seizures and those with limited mobility regain control over their limbs.
A study found that sleep and biological rhythm variables are associated with depressive and anxiety symptoms in women during the peripartum period. Changes in circadian quotient, nighttime activity, and rest fragmentation were linked to higher depressive and anxiety symptoms.
A new study published in JNeurosci found that the brain selectively responds to unfamiliar voices during sleep, even when familiar voices are present. This ability allows the brain to strike a balance between resting and being responsive to its environment.
New research by Northwestern University found that reactivating memories during sleep significantly improves face-name learning. The study also discovered that uninterrupted deep sleep is crucial for this improvement.
Research found that teens in short sleep consumed more foods high in carbs and added sugar, leading to weight gain and cardiometabolic diseases. Teens got 12 extra grams of sugar each day, resulting in over 4.5 pounds of extra sugar each year.
Adolescents experienced improved health-related quality of life during school closures, with increased sleep duration by about 75 minutes per day. This positive effect outweighs the negative impacts of depression and anxiety.
Researchers found that EEG arousal intensity varies by respiratory event type and severity in OSA, affecting sleep disruption. The study reveals distinct patterns of gamma power during arousals from different types of respiratory events, such as obstructive apnoeas and hypopnoeas with varying degrees of blood oxygen desaturation.
A new study by National Jewish Health finds that adjusting school start times can benefit parents' sleep, particularly those with children in middle and high school. Parents reported improved sleep duration and reduced daytime fatigue after the start time adjustments.
A new study by ISGlobal found no association between overall mobile device exposure and sleep disturbances in pre-adolescents, but suggested an effect on sleep when exposure occurs in the evening. The study of over 1,500 children aged 9-12 years old found that those making phone calls in the evening had reduced sleep time.
A digital version of cognitive behavioral therapy (dCBT) has been shown to reduce insomnia, depression, and anxiety during pregnancy. The treatment also reduced symptoms of insomnia and depression in non-depressed women for up to six months postpartum.
Researchers at the University of Missouri are using a $2 million grant to install in-home sensors that monitor older adults' daily activities. The sensors can detect falls, track vital signs, and alert care teams to abnormalities, enabling timely interventions.
Researchers at the University of Eastern Finland have developed simpler measurement technologies for diagnosing sleep disorders, enabling more accurate analyses. The new methods use reusable sensors in home environments, reducing costs and increasing patient comfort.
A research group from Tohoku University discovered that melatonin, a sleep hormone, exacerbates asthma by potentiating bronchoconstriction. Melatonin weakens the relaxing effect of bronchodilators through the activation of the melatonin MT2 receptor.
Researchers at UT Southwestern Medical Center have developed a high-tech sleeping bag that may prevent vision problems caused by brain pressure in space. The study found that suctioning fluids from the body can unload brain pressure and prevent progressive flattening of the eyeball, swelling of the optic nerve, and vision impairment.
Researchers found a specific phase of sleep after falling asleep that triples the chances of finding creative solutions, making it a potential tool for stimulating creativity in everyday life. This discovery opens a new field of study on brain mechanisms of creativity and challenges the common view of sleep as a waste of time.
A study by Brigham and Women's Hospital found that eating during the nighttime can lead to glucose intolerance due to a misalignment between central and peripheral circadian clocks. In contrast, limiting meals to the daytime maintains internal circadian alignment and prevents glucose intolerance in shift workers.
A dental device to reduce snoring improves cognitive function in individuals with mild cognitive impairment. The maximum breathing rate during uninterrupted periods of sleep can differentiate healthy individuals from those with Alzheimer's or mild cognitive impairment. Improved sleep may slow the onset of Alzheimer’s disease.
Research found that people who rated their sleep as poor also felt older and had a more negative perception of their ageing. This study suggests that addressing sleep difficulties could promote a better perception of ageing and have other health benefits.
A study from Boston Children's Hospital found that inadequate sleep can jeopardize brain organization in early adolescence, leading to deficits in cognitive processes such as attention, reward, and memory. The research identified racial disparities in the impact of sleep on brain networks, with non-white participants experiencing dispr...
Researchers discovered a mechanism of sleep in zebrafish and mice, linking PARP1 protein to signaling the brain for sleep. Six hours of sleep per night is sufficient to reduce DNA damage, highlighting the importance of adequate sleep for efficient DNA repair.
Researchers developed a technology that accurately detects lies by analyzing facial muscle contractions, achieving a success rate of 73%. The study identified two distinct groups of 'liars' based on cheek muscle and eyebrow activation, with potential implications for real-life deception detection.
A large study of UK patients found a significant association between SARS-CoV-2 infection and subsequent psychiatric illness, fatigue, and sleep problems. The research used health records of over 12 million patients to examine the relationship between COVID-19 and mental health issues.
A 13-year study tracked the mental health of new doctors during their most stressful time, showing a significant reduction in depression scores over the past decade. The study suggests that reduced work hours, increased sleep, more feedback from supervisors, and greater use of mental health care contributed to this change.
A new gene called Tango10 has been identified as critical for daily behavioral rhythms, modulating the activity of neurons to drive the animal's sleep-wake cycle. The study suggests that targeting this molecular pathway could lead to therapeutics to address sleep problems and related human diseases.
A new study reveals that female physician-parents were more likely to experience disruption to their home and work lives, and suffered from higher rates of depression and anxiety compared to male counterparts. The study also found that motherhood contributed to a significant increase in depression symptoms over time.
A study by West Virginia University researcher Sunil Sharma found that rural COVID patients who end up in an intensive care unit are more likely to die within 30 days compared to their urban counterparts. The researchers also discovered that rural patients with COVID-linked ARDS have a higher mortality rate, even when controlling for d...
A new Cleveland Clinic study found that patients with certain sleep disorders have a 31% higher rate of hospitalization and mortality from COVID-19. The research team analyzed retrospective data from 5,400 patients and found that sleep-related hypoxia translates to worse COVID-19 outcomes.
A large study found that sleeping between 10:00 pm and 11:00 pm is associated with a lower risk of developing heart disease compared to earlier or later bedtimes. The study also showed that the riskiest time for cardiovascular disease is after midnight, potentially due to reduced morning light exposure.
The November issue of CHEST journal includes 69 articles on topics such as asthma, COPD, critical care and thoracic oncology. The journal also offers complementary web and multimedia activities to expand the reach of its research.
A recent study published in Behavioral Sleep Medicine found that people who wake up, smoke, and return to sleep are more likely driven by stress than nicotine addiction. To help these smokers quit, researchers recommend addressing their psychological distress and developing treatments that go beyond nicotine dependence.
A new study published in Annals of Human Biology found that over two-thirds of university students experience poor sleep quality, which is linked to increased risk of depression and high stress levels. Women are more likely to suffer from inadequate sleep habits and excessive daytime sleepiness.