Articles tagged with Sleep
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A new study presents a self-powering smart pillow that tracks head movement during sleep using triboelectric nanogenerators. This system could improve the accuracy of sleep monitoring and have uses beyond tracking sleep, such as monitoring patients with cervical spondylosis or detecting early warning signs for falls.
Researchers at Eötvös Loránd University found that dogs with higher attachment scores spend more time in deep sleep and relax better in new environments. The study suggests a similarity between dog-owner relationships and human-child relationships.
Researchers discovered that genes in the fetal suprachiasmatic nuclei respond to rhythmic behavior in the mother before the biological clock starts ticking on its own. This finding may have implications for premature babies and highlights the importance of a healthy maternal circadian system during pregnancy.
The 36th annual SLEEP 2022 meeting will be held in Charlotte, North Carolina, from June 4-8, featuring thousands of attendees and over 100 sessions on sleep health disparities, innovations in behavioral sleep medicine, and more. Dr. Susan Redline will present the keynote address on obstructive sleep apnea and cardiovascular disease.
A new study by McGill University researchers has shed light on the complex relationships between concussion symptoms and brain damage in children. The findings suggest that certain combinations of brain injury can lead to specific symptoms, such as attention difficulties and sleep problems.
A team of researchers has developed a novel method using infrared imaging to assess glymphatic function, which is crucial for understanding neurological conditions. The technique allows for the measurement of temporal dynamics of glymphatic functions and provides insights into brain fluid exchange and clearance.
A study conducted at Brigham and Women's Hospital found that a higher dose of melatonin (5mg) increased total sleep time compared to placebo in healthy older adults. The high-dose melatonin group showed significant improvements in both nighttime and daytime sleep episodes.
Researchers at Kyoto University have discovered chimpanzees experiencing nocturnal erections, a phenomenon previously only observed in humans. Eight out of twelve male chimps demonstrated this behavior, with half also masturbating and consuming ejaculate, suggesting potential health benefits.
A new study from Tel Aviv University finds that women aged 55 and over who snore are at significant risk for sleep apnea, which can be fatal. The researchers warn that the phenomenon often occurs during sleep, causing women to be unaware of their condition.
A study published in Age and Ageing found that modifying lifestyle behaviors can have a marked effect on lifespan, particularly among older adults and those with chronic conditions. Adopting five or more healthy habits increased life expectancy by up to 6 years for healthy 40-year-olds.
A follow-up study published in The Lancet Respiratory Medicine found that half of people hospitalized with COVID-19 have at least one symptom two years after infection. Long COVID symptoms persist, affecting quality of life, mental health, and healthcare use.
The May issue of the CHEST journal features 56 articles on clinically relevant topics such as asthma, COPD, and critical care. The journal also includes a special Adult Cystic Fibrosis Series with latest epidemiologic data and challenges in managing CF.
A recent Dartmouth study using mobile technology compares emotional well-being of college students before and during the pandemic, finding significant differences in mental health and behavior. The research identifies two groups with differing experiences, with one group showing poorer mental health, anxiety, and stress.
A recent Rutgers University study has found that children in families struggling to provide diapers are more likely to have disrupted and shorter sleep periods. The researchers also discovered a strong association between diaper need and an increased risk of childhood obesity, emotional problems, and maternal mental health symptoms.
A new study by Uppsala University reveals that sleep deprivation affects the way humans evaluate facial expressions, particularly those conveying negative emotions. Young adults who were sleep-deprived rated angry faces as less trustworthy and healthy-looking, while neutral and fearful faces appeared less attractive.
Researchers developed a new method using actigraphy to monitor sleep-wake cycles in children with brain injury during inpatient rehabilitation. The study found lower rest-activity ratios, suggesting poorer sleep-wake regulation and lower functional status.
Two new studies found that surgical interns and LGBTQ physicians-in-training experience higher rates of depression than their peers. Surgical interns who identified as female or had a history of adverse childhood experiences were also at increased risk. The studies add to the growing body of knowledge about mental health concerns in me...
Researchers have discovered a new sleep molecule, microRNA-137 (miR-137), that regulates hypocretin levels for normal sleep. The study found that miR-137 is associated with hypocretin regulation and sleep disorders such as narcolepsy and insomnia.
Researchers found that seven hours of sleep per night is associated with improved cognitive performance, better mental health, and reduced symptoms of anxiety and depression. Disrupted slow-wave sleep may contribute to cognitive decline and memory consolidation issues.
Researchers pinpointed the molecular basis of deep sleep regulation in mice, identifying a brain area responsible for delta wave oscillations. Disrupting a specific gene boosted delta waves and enhanced deep sleep in animal models, paving the way for precision-targeted therapies.
A study of US adults found that short sleep duration and inconsistent sleep timing were associated with increased anxiety/depression symptoms and substance use. Participants who slept less than 6 hours a night had higher odds of these symptoms.
A new study found that people with sleep apnea are more likely to engage in risky driving behaviors such as speeding and hard braking. The researchers monitored the driving habits of 96 older adults under real-world conditions and collected data on over 100,000 trips. They also assessed cognitive impairments and molecular signs of earl...
A study at the University of Helsinki found that in utero exposure to mother's antiepileptic or antidepressant medication can lead to widespread changes in cortical networks, affecting local and global brain function. This may have implications for infants' neuropsychological development and future research on environmental factors.
A new University of Gothenburg study has found that a drug treatment can reduce the frequency of breathing pauses in sleep apnea by an average of over 20 per hour. The treatment, which involves carbonic anhydrase inhibition, showed promising results with minimal side effects.
A mobile system developed by ETH Zurich researchers aims to promote deep sleep through auditory brain stimulation, showing promise in enhancing slow waves during deep sleep in older adults. The system involves a headband that continuously measures brain activity and triggers short auditory signals to synchronize neuronal cells.
Researchers found higher rates of short and long sleep duration among Black individuals, with significant disparities affecting Black women and young adults. The study highlights health disparities associated with socioeconomic factors.
Research found that nearly half of heart disease patients have insomnia, which is significantly associated with recurrent heart events. Insomnia accounted for 16% of recurrent major adverse cardiovascular events in this study, suggesting that treating insomnia could reduce cardiovascular problems in these patients.
A Yale University study found significant racial and ethnic disparities in sleep duration, with Black people persistently reporting shorter sleep durations. The study highlights the need for renewed efforts to eliminate socioeconomic and health conditions that prevent minoritized individuals from achieving adequate sleep.
A study reveals that Alzheimer's patients experience lethargy due to the degeneration of neurons that keep them awake, not a lack of sleep. Researchers developed a hypothesis that these patients have trouble staying awake and are testing a treatment approach to shut down the system keeping them awake.
A large US survey found that adults gained weight during the COVID-19 pandemic due to changes in behavior such as increased snacking and alcohol intake. The analysis of more than 3.5 million adults also showed a 3% increase in obesity prevalence, with significant changes in exercise participation, sleep duration, and cigarette smoking.
Researchers developed an algorithm to classify 16 distinct adult sleep patterns based on arm acceleration data from 100,000 UK Biobank participants. These patterns can be used to diagnose insomnia and develop personalized treatment methods, offering new insights into human sleep behavior.
A new study published in Drug and Alcohol Review found that binaural beats are being used as digital drugs by over 30,000 people worldwide, with users primarily seeking relaxation and mood change. The survey also revealed that binaural beat listeners are more likely to be younger and report recent use of prohibited drugs.
A retrospective study found that cases of metabolic dysfunction-associated fatty liver disease increased since before the COVID-19 pandemic. Late-night meals and higher alcohol intake were identified as independent predictors of developing MAFLD, especially among working-age individuals.
A team of scientists discovered that a disrupted circadian clock gene may contribute to the development of autism spectrum disorder. The study found that deleting the Bmal1 gene in mice led to autistic-like behaviors and cerebellar dysfunction, which were alleviated by mTORC1 inhibition.
Researchers analyzed health records of nearly half a million patients post-heart attack and found that depression was associated with a nearly 50% higher stroke risk compared to those without depression. The study highlights the need for greater attention to mental health in research and practice.
A recent study found that approximately 1 in 3 heart attack survivors experience significant mental decline in the days and months following their heart attack. Cognitive deficits can impact quality of life and treatment adherence, emphasizing the need for cardiologists to monitor patients regularly.
A study suggests that smartwatch heart rate measurement algorithms are less effective in people with darker skin tones due to increased melanin absorption. Researchers emphasize the need for diverse population inclusion and explore alternative light wavelengths for more accurate readings.
A new report has provided the first scientific consensus on healthy daily light exposure to support sleep, alertness, and well-being. The recommendations aim to optimize lighting in workplaces, public buildings, and homes to promote healthier body rhythms and improve overall health.
A new study found that longer, more frequent daytime napping in older adults predicted worse cognitive performance and an increased future risk of Alzheimer's dementia. The researchers discovered a bi-directional link between the two, where excessive daytime napping sped up the increase in daytime napping during aging.
Research at Simon Fraser University found that sharks produce a lower metabolic rate and recumbent body posture when inactive for longer periods, supporting the idea that they sleep to conserve energy. This is the first physiological evidence of sleep among elasmobranchs, a fish group including sharks, rays, and skates.
Researchers at UC San Francisco have identified five genes that enable efficient sleep, contrasting with current thinking that lack of sleep accelerates neurodegeneration. These genes may confer protections against neurological disease and improve sleep quality, paving the way for new treatments.
The American College of Chest Physicians journal features cutting-edge original research on various chest medicine topics, including asthma, COPD, critical care, and sleep. The March issue includes a special series on nontuberculous mycobacterial pulmonary disease, offering insights into clinical epidemiology, risk factors, and diagnosis.
A new study from Northwestern University finds that even moderate light exposure during sleep harms cardiovascular function and increases insulin resistance. Closing blinds and using dim lighting before bed can help mitigate these effects.
Researchers studied draughtsboard sharks and found they sleep with eyes open, a trait shared by humans and other animals. Sleep in sharks is linked to lying flat and reduced metabolic rate, aiding energy conservation.
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.