Articles tagged with Sleep
Researchers at the University of Michigan discovered that fruit flies use external temperature to regulate their sleep cycles, which may provide insights into human sleep patterns. Mild changes in temperature have physiological effects on clock neurons that control sleep timing.
Researchers discover a possible direct connection between disrupted circadian clocks and increased levels of ADAM17, an enzyme that promotes inflammation and stiffens blood vessel walls. This relationship could explain why poor sleep habits contribute to cardiovascular disease risk factors.
A new study found that sleep problems in menopausal women are consistently correlated with hot flashes and depression. However, the study suggests that addressing these risk factors may also address sleep disruptions, offering hope that women's sleep symptoms may not last past the menopausal transition.
Researchers found that ancient proteins in insect and mammal brains share common ancestry as regulators of body temperature rhythms crucial to metabolism and sleep. This discovery may lead to new treatments for circadian clock diseases and sleep problems.
Research suggests that slowing down eating speed, cutting out after dinner snacks, and not eating within 2 hours of sleep may help shed pounds. The study found that slow eaters tended to be healthier and had a healthier lifestyle than fast or normal speed eaters.
The American Thoracic Society and Marron Institute report estimates that meeting the ATS's standards for ozone and fine particulate matter would save approximately 6,270 lives annually and avoid 15,300 instances of serious illness. Implementing these standards could reduce missed school and work days by 12.7 million.
A study published in the European Journal of Obstetrics & Gynecology and Reproductive Biology reveals that 64% of pregnant women experience insomnia in the third trimester, with symptoms worsening throughout pregnancy. The research highlights the importance of addressing this issue to prevent related health problems.
A systematic review found that living kidney donors have higher diastolic blood pressure, poorer renal function, and increased risk of end-stage renal disease. Female donors are at increased risk for preeclampsia and pregnancy-related complications.
A study published in JNeurosci found that stimulating carbon dioxide-sensing neurons in the midbrain of adult male mice awakened them without affecting breathing. This discovery sheds light on the mechanisms underlying obstructive sleep apnea, sudden infant death syndrome, and sudden unexpected death in epilepsy.
A study found that poor sleep quality in children is associated with higher body mass index (BMI) and waist circumference, indicating a link between sleep patterns and weight gain. The researchers suggest that examining markers of sleep quality may be useful in designing childhood obesity prevention strategies.
A smart baby pillow has been introduced to prevent and correct mild cases of flat head syndrome. The device features an embedded air volume control system and a real-time soft tactile sensor to monitor the baby's head position.
Researchers at Washington State University are testing a low-cost sleep measurement technology to improve sleep patterns in individuals with chronic insomnia. The technology, known as S+, measures timing, quantity and quality of sleep and provides personalized suggestions for improvement.
Researchers have discovered that pupil size rhythmically fluctuates during sleep in mice and correlates with changes in sleep states. The findings suggest that pupil size plays a crucial role in blocking sensory input and protecting the brain during deep sleep.
A national survey found that healthy and wealthy Americans dominate the market for mobile phone apps tracking sleep habits, with 28% of users reporting regular usage. The study suggests that these apps may offer a way to diagnose and treat sleep problems more effectively, but their value remains unclear.
A randomized controlled trial found that systematic bright light exposure improved sleep efficiency and self-reported sleep quality in fatigued cancer survivors. The intervention showed significant effects compared to dim light exposure.
A Baylor University study found that writing down to-do lists at bedtime can aid in falling asleep. The research, which used overnight polysomnography, compared the sleep patterns of participants who wrote about future tasks versus completed activities.
Research suggests that melatonin treatments can improve sleep quality, physical health, and mental well-being in older adults. Melatonin deficiency is associated with decreased circadian system robustness and increased risks of age-related diseases.
The study found that elderly men and women spent significant amounts of time on different types of housework activities. While engaging in some housework was beneficial to the health of older adults, long periods combined with too much or too little sleep were associated with poor health among elderly women. In contrast, elderly men wh...
Research reveals general anesthetics disrupt synaptic connectivity, affecting communication between neurons across the entire brain. This disruption allows for effective anesthesia while patients experience grogginess and disorientation after surgery.
A King's College London study found that extending sleep hours by up to 1.5 hours per night resulted in a 10-gram reduction in reported free sugar intake. The researchers also noticed trends for reduced total carbohydrate intake among participants in the sleep extension group.
A study published in Nature Communications reveals that African trypanosomiasis, also known as sleeping sickness, is a circadian rhythm disorder caused by the acceleration of biological clocks. This understanding could lead to the development of new therapeutic alternatives to toxic treatments.
Regular sleep disruptions associated with difficulty disengaging attention from negative information, leading to intrusive thoughts and increased risk of depression and anxiety. Researchers found that inadequate sleep contributes to the persistence of negative thoughts, making it harder for individuals to ignore them.
Researchers found that restricting food availability to a set schedule improved motor activity and sleep quality in mice with Huntington's disease. These findings suggest that eating on a strict schedule could improve quality of life for patients with neurodegenerative diseases.
A study found that preterm infants have significantly lower nasopharyngeal and oropharyngeal volumes compared to full-term peers. This suggests that the risk factors for obstructive sleep apnea (OSA) may be confined to the upper airway.
A new study from the University of Pennsylvania found that children who eat fish at least once a week have better sleep quality and higher IQ scores. The researchers discovered that increased omega-3 consumption is associated with improved cognitive function and reduced sleep disturbances.
Research found that high nighttime temperatures have a significant negative impact on canola plant production, particularly during the flowering and seed-forming stages. Temperatures between 68-73°F cause a decrease in yield, grain number, and final grain weight.
A new study by Michigan Medicine finds that babies with spina bifida have early symptoms of sleep-disordered breathing, which can contribute to lifelong issues with neurodevelopment. The research team identified SDB in all 20 newborns with the most serious form of spina bifida.
A hospital-based behavioral intervention protocol, including sleep hygiene and cognitive behavioral therapy, improved sleep in women hospitalized for a high-risk pregnancy. Women in the intervention group had significantly lower sleep disturbance scores and fewer symptoms that can interfere with sleep compared to controls.
Researchers at Columbia University Irving Medical Center found that wearing amber-tinted lenses before bed can improve sleep quality in individuals with insomnia. Participants wore wrap-around frames with amber or clear lenses for seven consecutive nights, resulting in an average of 30 minutes extra sleep and improved insomnia severity.
Scientists have identified 126 genetic differences among 80 genes associated with sleep duration in fruit fly populations. These findings may lead to better treatments for insomnia and narcolepsy, with little physiological consequence for extreme long or short sleepers.
Researchers identified 126 genetic variations in wild fruit flies that affect sleep duration, with some individuals needing more or less sleep than others. The study suggests that multiple signaling pathways contribute to sleep duration and may explain why a single purpose for sleep has been difficult to pin down.
After retiring from work life, people sleep approximately 20 minutes longer than before retirement and experience improved sleep quality. This is particularly true for individuals who had previously experienced sleep difficulties or were heavy alcohol users, with a notable decrease in early morning awakenings and nonrestorative sleep.
Research found that using technology before bed is associated with less sleep, poorer sleep quality, and higher body mass indexes (BMIs) in children. Children who used devices before bed averaged an hour less of sleep than those who did not.
Research by Penn State found that high school start times after 8:30 a.m. increased the likelihood of teens obtaining eight hours of sleep, benefiting their overall health. Earlier school start times were associated with decreased time in bed and morning wake-up times.
Female gender and personal burnout linked to impaired sleep quality among shift-work nurses. Working in psychiatric settings with long cycle shifts and daytime dysfunction also associated with burnout.
A recent study found that opening windows or doors reduces carbon dioxide levels in bedrooms, correlating with improved subjective sleep assessments. Lower CO2 levels also associated with better objective sleep measures, including efficiency and awakenings.
A recent study published in the Journal of Child Psychology and Psychiatry reveals that cognitive-behavioral sleep interventions are most effective for adolescents with higher levels of anxiety and depressive symptoms. These findings suggest that sleep improvement treatments can be a useful tool in addressing mental health issues.
Researchers used 'reality mining' to analyze mobile phone records of one million people, finding that the timing of sunrise and sunset still guides daily activities. The study also reveals sex differences in sleep duration, with women sleeping more than men as they age.
A new study found that positive airway pressure therapy significantly improves both general and sleep-specific quality of life measures in patients with obstructive sleep apnea. The improvements were most notable in those who adhered to the treatment.
Researchers at the University of York found that sleep helps us use our memory in a flexible and adaptable manner by strengthening both old and new versions of an experience. This process allows for the adaptive updating of memories, but can also lead to distortions if incorrect information is incorporated.
Research finds a link between insomnia and frequency of alcohol use among seventh- and eighth-grade students. Insomnia is identified as a risk marker for alcohol use, while symptoms of mental health problems and parental monitoring do not account for the association.
A study of 90 adults with type 2 diabetes found female gender, elevated blood sugar levels, neuropathic pain, and fatigue to be linked to sleep disturbance. Clinicians should prioritize females in sleep-related assessments and include symptoms like pain and fatigue in comprehensive evaluations.
A review of over five dozen studies reveals that excessive screen time in youths aged 5-17 is associated with delayed bedtimes, fewer hours of sleep and poorer sleep quality. Biological, neurological and environmental factors contribute to the negative impact of digital media on sleep patterns.
Penn State researchers recommend removing electronic devices from bedrooms, establishing bedtime routines, and avoiding bright lights to improve sleep in children and adolescents. The study suggests screen-based media consumption leads to delayed bedtimes, reduced total sleep duration, and negative effects on sleep quality.
Researchers at Florida State University found a connection between nightmares and self-injurious behavior, such as cutting or burning oneself. The study suggests that nightmares can disrupt emotional regulation, leading to increased risk of self-injury.
A recent NIH-funded study used innovative NeuroGrid technology to show that sleep boosts communication between the hippocampus and association neocortex, crucial for memory formation. The research suggests that neural dialogue between these regions helps retain information during sleep.
A pilot study found Montmorency tart cherry juice significantly extended sleep time among senior insomniacs by 84 minutes. The study also showed reduced plasma levels of kynurenine with increased tryptophan levels, and inhibition of PGE2, a biomarker of inflammation.
Researchers aim to understand why eating late disrupts natural circadian rhythms and affects weight, glucose, and hormone levels. They will conduct a randomized, long-term study on adults with obesity to compare weight and metabolic effects of daytime versus delayed eating schedules.
Researchers found that smell sensitivity peaks in the late evening and varies over the course of a day, influenced by internal circadian rhythms. This discovery has implications for assessing a patient's sense of smell and may affect food choices and eating behaviors among teens.
Researchers have developed a three-compartment system to culture neurons preserving the nerve's structure. They found that viruses can escape silencing through stress-mediated slow and fast processes. The slow process is triggered by neuron stress, while the fast process involves viral tegument proteins.
Research reveals sleepwalkers have improved automation in movement control compared to non-sleepwalkers. They maintain speed and accuracy during tasks requiring conscious attention, indicating potential daytime markers for sleepwalking diagnosis.
A large-scale study found that low physical activity and inefficient sleep patterns intensify genetic risk factors for obesity, confirming previous findings with new, more objective measurements. The study also showed a gene-activity interaction between physical activity levels and genetic variants associated with obesity.
A new study by San Diego State University finds that adolescents are sleeping fewer hours per night than older generations, with 40% of teenagers in 2015 sleeping less than 7 hours a night. Young people's increased smartphone use is linked to decreased sleep, with teens who spend more time online being more likely to not get enough sleep.
A new study found that pregnant women who get less than 6 hours of sleep per night have a higher risk of developing gestational diabetes. Average sleep duration of less than 6 hours was associated with a 1.7 fold increase in the risk of being diagnosed with gestational diabetes.
A study of 796 male volunteers found that shorter or longer sleep durations were associated with lower High DNA Stainability in sperm. Volunteers sleeping 6.5 hours or less had 30% lower DNA stainability compared to those sleeping 7-7.5 hours.
The American Academy of Sleep Medicine (AASM) has released a position statement on home sleep apnea testing, emphasizing the importance of a physician's involvement in diagnosing and treating obstructive sleep apnea. The guideline outlines conditions under which a home sleep apnea test can be used for diagnosis.
A new study published in The Journal of Physiology found that pregnant women who sleep on their backs during late pregnancy may be at increased risk of late stillbirth. Fetal activity levels were lower when mothers slept on their backs, suggesting a potential link between maternal position and fetal wellbeing.
The study aims to determine whether evening binge drinking causes sleep apnea, neural disregulation and abnormal rhythms in blood pressure. Researchers will also examine how menstrual phases affect women's bodies and explore the impact of CPAP on negative effects.
Research found that over a third of primary school children are getting less than ten hours of sleep per night, with poor sleep associated with difficulties in paying attention in class and keeping up with school work. Removing technology from the bedroom may help improve sleep outcomes.
Taking prescribed sleep medications for insomnia increases risk of falling in older adults, according to researchers. Non-drug approaches like cognitive behavioral therapy may be more effective and safer.