Articles tagged with Sleep
A machine learning model developed by Carnegie Mellon University can accurately predict how stay-at-home orders affect people with multiple sclerosis. The model uses passively gathered smartphone and fitness tracker data to identify factors that signal changes in health.
Researchers found that warmer nighttime temperatures increase sleep disturbance, comparable to the impact of heatstroke, in Japan's residents. The study suggests that measures like air conditioner use or reducing outdoor temperatures may help mitigate this issue.
Researchers at Scripps Research have discovered that chronic circadian disruption can increase lung cancer growth in animal models by activating the heat shock factor 1 (HSF1) pathway. This finding suggests a molecular link between disrupted sleep patterns, temperature changes, and tumor formation.
A US cohort study suggests that maternal acetaminophen use during pregnancy may be associated with increased risk of sleep and attentional problems in offspring at age 3. The study found a potential link between acetaminophen exposure and neurobehavioral issues in children.
Researchers at UVA Health have developed a new magnetic-resonance imaging (MRI) technique to track peripheral artery disease, which affects over 200 million people worldwide. The CEST approach produces comparable results to the current gold standard without requiring specialized equipment.
Imperial College London researchers have developed a new low-cost sensor thread called PECOTEX that can be embedded into clothing to monitor vital signs. The sensors, which cost $0.15 to produce, can track breathing, heart rate, and gases like ammonia, potentially leading to diagnosis and monitoring of disease.
Research at the University of Birmingham suggests that people who experience frequent bad dreams in middle age are more likely to be diagnosed with dementia later in life. The study found that middle-aged individuals with weekly nightmares were four times more likely to experience cognitive decline over a decade.
A cohort study of Chinese older adults found that sleeping for more than 8 hours increases dementia risk by 69% and going to bed before 9 PM doubles the risk. The study suggests monitoring cognitive function in those with prolonged sleep timing.
A new study finds that consistently losing an hour and a half of sleep per night can negatively impact immune stem cells, leading to increased inflammation and cardiovascular disease. Even after catching up on sleep, the effects of disrupted sleep remain long-lasting.
Researchers found that getting enough sleep influences the environment where monocytes form, develop, and get primed to support immune function. This process, hematopoiesis, occurs in the bone marrow and can accelerate clonal hematopoiesis, an age-related condition linked to cardiovascular disease.
Research found that 'night owls' are more insulin resistant, favoring carbohydrates over fats as an energy source. In contrast, 'early birds' are more active and use more fat for energy, reducing their risk of type 2 diabetes and cardiovascular disease.
The September issue of CHEST journal features 40 articles on clinically relevant topics, including disparities in rural populations with idiopathic pulmonary fibrosis. The journal also offers complementary web and multimedia activities to expand its reach.
Researchers are developing wearable tonometric sensors that can collect blood pressure data without disrupting patients' sleep. The new cuffless monitoring system uses gecko-inspired adhesion technology to provide accurate readings.
A new UCLA study reveals a link between REM sleep duration and body temperature in animals, suggesting that REM sleep acts like a 'thermostatically controlled brain heater'. This challenges popular views on the role of REM sleep in learning and emotional regulation.
Researchers discovered that carrying and walking with crying infants for five minutes significantly reduces their distress and promotes sleep. The study suggests a new approach to soothing infant crying, which may improve long-term sleep outcomes.
A new study published in Current Biology found that carrying crying infants for 5 minutes can promote sleep and reduce crying. The technique, known as the Transport Response, involves steady walking followed by sitting before laying the baby down to sleep. This method offers an immediate solution for parents of newborns struggling with...
A study by University of Pittsburgh researchers found that older adults with consistent daily routines are happier, less depressed, and have better cognitive function. Participants who rose early, stayed active throughout the day, and followed a regular routine performed better on cognitive tests than those with disrupted patterns.
Researchers from the European Insomnia Network found that outdoor nighttime temperatures outside thermal comfort can affect human sleep. To combat this, try keeping a bedroom below 25 degrees Celsius, using fans instead of air conditioning, and staying hydrated during heatwaves.
A new Canadian study has found that older people with insomnia are at greater risk of developing memory decline and long-term cognitive impairment such as dementia. Insomnia was specifically related to worse memory performance compared to those with some insomnia symptoms alone or no sleep problems.
Scientists at UC San Diego have illuminated the role of key neurons that alter function in response to seasonal changes in light exposure. The study found that neurons change expression of neurotransmitters in response to day length stimuli, triggering behavioral changes.
Researchers at UCSF found that eye movements during REM sleep are coordinated with the direction of gaze in the virtual dream world. This suggests that dreams may be a way for the brain to integrate information gathered throughout the day and create a 'perfectly harmonious fake world'.
Recent evidence suggests hormone therapy at menopause does not significantly increase the risk of invasive breast cancer. However, estrogen combined with progesterone increases breast cancer risk for women with an intact uterus. Menopause experts offer reassurance to women and their healthcare providers about the safety of hormone ther...
A recent study by Florida Atlantic University and Nova Southeastern University has linked the use of herbicide Roundup to convulsions in soil-dwelling roundworms, suggesting that glyphosate targets GABA-A receptors. The study found that even low concentrations of glyphosate had concerning effects on the nervous system.
A new Flinders University analysis found that people reporting symptoms of both insomnia and obstructive sleep apnea are at an increased risk of death compared to those without the conditions. The study highlights the importance of self-reported symptoms and risk factors, and could lead to greater and more rapid assessment in populatio...
Research suggests rising temperatures could disrupt sleep patterns and blunt the immune response, making people more susceptible to infections. This is particularly concerning for low-income communities and communities of color who face heightened risks from heat and limited access to air conditioning.
Researchers at Northwestern University found that a thermometer-like brain circuit promotes midday siestas on hot days. The study, which used fruit flies as a model organism, identified absolute heat receptors in fly heads, leading to increased midday sleep in flies and potentially humans.
The American Heart Association offers important guidance on sleep-disordered breathing and its association with cardiac arrhythmia, highlighting the potential benefits of SDB treatment on patient outcomes. The statement emphasizes the need for more randomized data to confirm the link between SDB and reduced atrial fibrillation recurrence.
The study found a 31% decline in sleep medication use between 2013 and 2018, with the strongest decrease in FDA-approved medications. Behavioral treatments for insomnia are increasingly encouraged due to their effectiveness and reduced risk of adverse outcomes.
A new study from the University of Missouri-Columbia found that American military veterans are less willing to seek treatment for sleep and alcohol use problems compared to physical health issues. Discrimination experiences also play a significant role in reducing treatment-seeking among veterans of color.
The August issue of the CHEST journal features 47 articles on clinically relevant topics such as asthma, COPD, and pulmonary vascular disease. A highlighted article examines barriers to palliative care in interstitial lung disease.
A recent study from Flinders University reveals that engaging with infants during crib-side visits is the biggest disincentive to parents' sexual frequency. Parents who spend more time with their infant at night report having sex less often.
A new study finds that children who get less than nine hours of sleep per night have significant differences in certain brain regions compared to those who get the recommended amount. The study also linked inadequate sleep to greater mental health problems, like depression, anxiety, and impulsive behaviors.
A recent study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism has found that people with sedentary lifestyles and unhealthy sleep behaviors are at risk for developing fatty liver disease. Moderate improvement in sleep quality was related to a 29% reduction in the risk for fatty liver disease.
A study by University of Warwick found that worsened financial situation and sleep difficulties are key indicators of individuals at higher risk of developing mental health issues. The research, based on a survey of 895 university students, revealed a reduction in mental health symptoms over time as financial difficulties and sleep irr...
A study published in the American Heart Association's Hypertension journal found a significant association between frequent napping and an increased risk of high blood pressure and ischemic stroke. The researchers analyzed data from over 360,000 participants and suggested that naps may not be enough to make up for poor sleep at night.
A new study published in Pediatrics found that consistently getting at least 10 hours of sleep at night, particularly before the kindergarten year begins, is crucial for a smooth transition to first-time schooling. This consistent sleep pattern is also associated with better emotional development, learning engagement, and academic perf...
Researchers found that night-shift workers experience disrupted sleep quality and circadian rhythms, even after years of night shift work. Their study, published in eBioMedicine, used wearable tech to monitor 140 workers, revealing a significant impact on health.
Researchers at UT Austin developed a unique mattress system that manipulates internal body temperature to facilitate sleep onset. The system, which combines warming and cooling functions, helps people fall asleep approximately 58% faster and improves the quality of sleep.
The July issue of CHEST journal features 62 articles on clinically relevant topics, including asthma and COPD. The journal has received an Impact Factor of 10.262, an increase from 2020's Impact Factor of 9.410.
New research from the University of Copenhagen shows that noradrenaline causes brief wake-ups during sleep, potentially leading to better memory and less anxiety. High levels of noradrenaline result in brief awakenings, while low levels promote deeper sleep.
A recent study discovered that brain inflammation may be a key link between Alzheimer's disease risk and sleep disturbance. The research found that age-related increases in brain inflammation can disrupt fast sleep spindles, which are crucial for long-term memory retention. This disruption contributes to age-related memory impairment i...
A unique study of brain activity found that sound during sleep prompts a robust response from the brain, except in one key area where alpha-beta waves are attenuated. The findings could help understand how information is processed by the brain in unconscious states.
A study from the University of Kansas found that social support was crucial in predicting good sleep quality among individuals with multiple sclerosis. The research, conducted during the pandemic, revealed that tangible and positive social interaction support significantly predicted better sleep quality.
Researchers found that despite a powerful brain response to sound during sleep, the level of alpha-beta waves associated with attention and expectation is significantly reduced. This means the brain can analyze auditory input but fails to focus on it, resulting in no conscious awareness.
A new study published in Neurobiology of Sleep and Circadian Rhythms found that shift work can lead to long-lasting health effects, including increased severity of strokes. The research, led by Texas A&M University, suggests that disrupted internal body clocks can alter gut and brain interactions, leading to worse stroke outcomes.
A recent study published in Circulation Journal Report reveals that only 20% of U.S. adults and children have ideal cardiovascular health. The Life's Essential 8 checklist, updated by the American Heart Association, assesses heart health through eight key components, including diet, physical activity, and sleep duration.
The American Heart Association has revised its cardiovascular health checklist to include sleep duration as a key factor in ideal heart and brain health. The new Life's Essential 8 score replaces the previous Life's Simple 7 and assesses factors such as diet, physical activity, nicotine exposure, and blood pressure.
University of Missouri researchers develop wearable smart bioelectronic devices, including a 'smart' face mask that can monitor physiological status and detect respiratory problems. The masks also use laser-assisted fabrication to provide breathable soft electronics for better real-time health monitoring.
A study published in PLOS ONE found an association between reduced estrogen and progesterone levels and increased risk of snoring and obstructive sleep apnea in postmenopausal women. Low estrogen levels were linked to a 19% decreased odds of snoring, while low progesterone levels were associated with a 9% decrease.
A study of 552 older adults found that those exposed to light during sleep were significantly more likely to develop obesity, high blood pressure and diabetes. The study suggests that minimizing light exposure at night can help prevent these conditions.
The American Academy of Pediatrics has updated its safe-sleep guidelines, recommending babies sleep on their backs on flat, level surfaces to reduce SIDS risk. The guidelines also emphasize the importance of breastfeeding, pacifier use, and avoiding drugs and alcohol exposure.
Researchers at UBC Okanagan have created wearable human motion devices that can track a multitude of activities, including breathing and muscle contractions. The devices use a two-dimensional inorganic nanomaterial called MXene alongside a conductive polymer for electromagnetic interference shielding.
A recent study published in the Journal of Alzheimer's Disease found that poor sleep among African Americans is associated with lower cognitive function, including attention and executive function. The study suggests that improving sleep health may support prevention of Alzheimer's disease and related dementias.
Researchers found that healthy choices, such as no smoking, high leisure-time exercise, and adequate sleep, are associated with a reduced risk of Alzheimer's disease. Additionally, intakes of certain polyphenols, commonly found in tea and other foods, may also play a role in protecting brain health among Black participants.
A U-shaped pattern of sleep duration across life stages was found, with age 40 being the lowest point and efficiency stabilizing from ages 30 to 60. Study participants wore accelerometers for seven consecutive days, providing an objective measure of sleep time.
A study published in Sleep Health: Journal of the National Sleep Foundation found that emergency medical service (EMS) workers who experience poorer sleep quality report higher levels of anger. The researchers discovered a significant link between lower sleep quality and increased anger levels among EMS workers, with anger levels incre...
The American College of Chest Physicians' flagship journal CHEST published its June issue featuring 58 articles on various chest medicine topics, including asthma and COPD. The journal is set to expand with two new open-access journals, CHEST Pulmonary and CHEST Critical Care.
Researchers at the University of Tsukuba used worms to discover a single neuron that regulates sleep patterns by tracking intracellular calcium ion currents. The study found that artificial activation of this neuron can induce immediate sleep, shedding light on the mechanisms behind sleep-wake transitions.
A new study published in eClinicalMedicine found that older men experiencing frequent bad dreams were twice as likely to be diagnosed with Parkinson's disease. The researchers suggest that dream changes could serve as an early warning sign for the condition, which may develop years before characteristic symptoms appear.
African Americans with chronic obstructive pulmonary disease (COPD) are more likely to experience flare-ups due to inadequate sleep, which may boost their risk by up to 95%. The study, published on June 6, 2022, suggests that poor sleep quality may partially explain why African American patients tend to fare worse than white patients. ...