Articles tagged with Sleep
Researchers at Emory University School of Medicine have identified a substance in the cerebrospinal fluid of patients with primary hypersomnia, a disabling and poorly understood sleep disorder. Treatment with flumazenil has restored alertness in some patients, suggesting a potential new approach to therapy.
A recent study reveals that more than half of retired people aged 65 and over report sleeping at least 7.5 hours per night, contradicting common stereotypes about elderly sleep patterns. The study, led by Timothy H. Monk, Ph.D., found that most seniors do not have reliably earlier bedtimes than younger adults and often experience dayti...
A commonly prescribed inpatient sleeping drug has been associated with a significant increase in falls among hospital patients. The study found that zolpidem use was linked to a fourfold higher fall rate compared to non-users.
A new study reveals that sleep duration affects hunger differently in men and women. In normal-weight participants aged 30-45, short sleep increased ghrelin levels in men but not women, while reducing GLP-1 levels in women. This sex difference is associated with increased appetite in men and reduced feelings of fullness in women.
Researchers found that anesthesia drugs like isoflurane boost activity in a part of the brain that increases during natural sleep, forcing important sleep circuits to fire. This finding could lead to a deeper understanding of how anesthetics work and potentially improve treatment options for patients.
Researchers developed an electronic nose to detect obstructive sleep apnoea, a condition associated with inflammation in the upper airways. The device accurately diagnosed sleep apnoea in patients, showing a sensitivity of 93%, and could potentially reduce costs by selecting patients who require further testing.
Grade 5 students who used electronics after bedtime were more likely to be overweight or obese. More sleep led to significantly more physical activity and better diet choices.
A 10-minute stress reduction technique, called Tension Tamer, was tested on 334 patients in a heart health program. The study found that 65% of participants improved their perceived stress levels by an average of 6.6 points, while those who didn't improve showed worsened stress levels.
A recent study found that 39% of high school students experienced excessive daytime sleepiness, despite most sleeping fewer than 7 hours per night. The researchers suggest a potential sleep disorder may be present in these students.
Researchers found that adolescent athletes who slept 8+ hours per night were 68% less likely to be injured than those who slept less. Higher grade levels in school also increased the likelihood of injury, with a 2.3 times greater risk for each additional year.
A recent study found that many grandparent caregivers are unaware of current safety recommendations for children, including proper sleep positions and car seat usage. The American Academy of Pediatrics recommends placing infants on their backs to prevent Sudden Infant Death Syndrome and using rear-facing car seats until age 2.
A free iPhone app helps parents with infant and toddler sleep issues, but its limitations highlight the need for greater accessibility to health information. The most common questions asked pertain to sleep problems and night wakings, often submitted in evening and overnight hours.
Researchers found that dolphins can use echolocation with near-perfect accuracy continuously for up to 15 days. Unihemispheric sleep allows them to remain alert and breathe at the surface of water even when half-asleep.
New research reveals bariatric surgery does not significantly improve obstructive sleep apnoea in severely obese individuals. Weight loss through surgical or medically-supervised means results in comparable improvements in OSA severity.
A new study suggests that teenagers who get extra sleep can improve their insulin resistance and prevent the future onset of diabetes. The research found a significant association between shorter sleep duration and higher insulin resistance levels in healthy adolescents.
A study of 234 people with high blood pressure found that those with poor sleep quality were twice as likely to have resistant hypertension. Women were more likely to report lower sleep quality than men.
Researchers at UMass Amherst investigate the value of preschool naps to understand their effects on memory, behavior, and emotions in young children. The study aims to determine if napping enhances physical and emotional learning, particularly for children who don't get optimal overnight sleep.
A new study found that 9.5% of the population is at risk of high annoyance from road traffic noise, while 2.3% experience highly disturbed sleep. Long-term exposure to noise can increase risks of heart attack and high blood pressure.
A study of 362 fathers in the Philippines found that close sleeping proximity was associated with greater decreases in testosterone levels as men transitioned to fatherhood. This is linked to lower overall testosterone levels compared to fathers who slept apart from their children, suggesting a potential impact on parenting behavior.
Researchers have found a significant association between sleep apnea and an increased risk of cancer mortality. Severe sleep apnea was linked to double the relative risk of death due to cancer in patients who spent more than 14% of their sleep with low oxygen levels.
Researchers found a significant link between sleep apnoea and overactive bladder syndrome in women, with symptoms of urgency, frequency, and nocturia prevalent among those diagnosed with sleep apnoea. The study suggests that continuous positive airway pressure therapy may help alleviate bladder control issues.
Research suggests that loss of daily rhythms can cause obesity, as our bodies struggle to stay in tune with irregular meal, sleep, and work schedules. Disrupted circadian desynchrony affects brain systems regulating metabolism, increasing the risk of developing obesity and diabetes.
A study found that commercial drivers with sleep apnoea reported lower levels of daytime sleepiness despite similar night-time disturbances. The drivers also received less treatment and made more unscheduled visits to the clinic, suggesting they were struggling with their symptoms.
A new longitudinal study found that sacrificing sleep time for studying can lead to increased academic problems the following day. The study, conducted at UCLA, analyzed data from 535 students in grades 9-12 and found that extra hours of studying reduced sleep time led to poorer performance on tests and homework.
A training program for NHS therapists has been shown to be successful in treating insomnia. Insomnia sufferers may have greater access to this treatment, which is a more effective alternative to sleeping pills.
Research reveals obstructive sleep apnea affects 50% of women aged 20-80 years, with links to age, obesity, and hypertension. Severe cases are also prevalent among obese women over 55.
A study by Katherine M. Sharkey found that bariatric surgery patients with obstructive sleep apnea report fewer symptoms than other OSA patients, despite being at a higher risk for heart disease and stroke. The study highlights the need to identify OSA in bariatric patients prior to surgery to reduce complications.
A study found that 43.5% of websites provided accurate information on infant sleep safety, while 28.4% offered irrelevant information. Healthcare providers are recommended to use trusted websites like HealthFinder and Medline Plus for reliable information.
A study found that 43.5% of websites providing search results for infant sleep safety provided accurate information, while 70% of adults relied on internet health information without verifying its accuracy.
A global analysis of sleep problems found that 16.6% of adults in developing countries experience insomnia and other severe sleep disturbances, close to rates seen in developed nations. The study highlights a growing public health issue in low-income settings, particularly among older women.
Researchers at Université Laval have developed a blue light to help people working night shifts regulate their biological clocks and get quality sleep. Preliminary results show that exposure to the blue light can improve sleep duration and quality among shift workers.
Researchers at Brigham and Women's Hospital found that longer wakefulness rates hinder task performance in visual search tasks. Participants performed slower during nighttime and after prolonged wakefulness.
A Loyola study found caregivers of stroke survivors experience high levels of perceived stress, caregiver burden, and poor sleep quality. These women are also at increased risk for depressive symptoms due to the physical and emotional toll of caregiving.
A new study finds CPAP treatment significantly reduces symptoms and improves quality of life in patients with mild to moderate obstructive sleep apnea (OSA) and daytime sleepiness. The study's results suggest that CPAP therapy is highly effective in treating this largest segment of the OSA population.
Research suggests that fragmented sleep patterns are associated with a higher risk of being placed in a nursing home or assisted living facility. Studies have also linked insufficient sleep to chronic diseases and conditions such as diabetes, cardiovascular disease, and depression.
Research presented at the Society for the Study of Ingestive Behavior Annual Meeting finds that high-fat diets increase active-period sleep and sleep fragmentation in rats. Poor sleep quality is associated with reduced orexin sensitivity, a key brain chemical involved in regulating sleep and wake states.
Three studies link obesity and depression to excessive daytime sleepiness, with weight loss shown to improve symptoms in those who lost weight. The research highlights the importance of addressing these conditions to prevent related health risks and accidents.
Two studies present findings on racial and ethnic differences in sleep duration, showing white, American-born adults sleep longer than blacks, Hispanics, Indians, and Asians. Research also indicates foreign-born Americans are less likely to report short or long sleep compared to U.S.-born Americans.
A study presented at SLEEP 2012 found that children exposed to violence experience measurable negative effects on their sleep quality and quantity. The severity of the violence has a significant impact on their sleep patterns, with victims sleeping less and witnesses experiencing inconsistent sleep over time.
Research shows that CPAP therapy significantly improves sexual function and satisfaction in men with sleep apnea, regardless of their initial level of erectile dysfunction. The study found robust improvements in the majority of participants, including those with ED.
Researchers at Purdue University have proposed a method to detect 'no-sleep energy bugs' that can completely drain smartphone batteries. The bugs occur when apps continue to run background operations despite the phone being idle, consuming battery life.
Children with persistent sleep apnea (OSA) into their teens experience behavioral and emotional difficulties, including attention problems and aggression, impacting daily life skills. OSA remission or absence is a protective factor against these issues, highlighting the need for early identification and treatment.
A new study found that positive airway pressure (PAP) therapy improves depressive symptoms in all patients with sleep apnea, regardless of adherence to treatment. Patients who used their PAP devices more than four hours per night showed greater improvements in PHQ-9 scores.
Research reveals that NFL players with lower daytime sleepiness tend to stay with their original drafting teams, while baseball players experience higher attrition rates at rates above MLB averages. The study suggests measuring sleepiness could help prolong a pro athlete's career.
Researchers found nearly half of students with poor sleep also reported a fear of the dark. To treat this condition, new approaches may be needed to address the underlying phobia rather than just treating insomnia symptoms.
A study of 5,666 people found that those sleeping less than 6 hours a night had a higher incidence of stroke symptoms among middle-aged to older adults. The researchers suggest that short sleep duration may be a precursor to other traditional stroke risk factors.
A new study from Henry Ford Hospital found that individuals with insomnia are more likely to develop hypertension due to frequent nighttime wakings and delayed sleep latency. The research highlights the importance of addressing sleep disorders to prevent related health issues.
Researchers found that flies lacking a key gene associated with RLS exhibit sleep disturbances and restlessness, similar to human patients. The study suggests a genetic basis for RLS and offers new insights into the disease's pathophysiology.
Researchers found that a mutation in the BTBD9 gene in fruit flies disturbs sleep patterns, similar to restless legs syndrome (RLS) in humans. The mutant flies have altered dopamine levels and are more mobile during wakefulness.
Two studies examined the effectiveness of CPAP treatment in reducing cardiovascular outcomes in adults with obstructive sleep apnea (OSA). Despite finding no significant reduction in hypertension or cardiovascular events, the studies suggest that OSA may be an independent risk factor for developing new-onset hypertension.
A study of 27 orthopedic surgery residents found that they were functioning at less than 80% mental effectiveness due to fatigue during 48% of their awake time. Residents who worked night shifts slept an average of 5.1 hours daily, highlighting the prevalence and variability of resident fatigue.
Researchers found that primary care-based management was comparable to specialist care in terms of ESS scores, FOSQ scores, and CPAP compliance. Home auto-titrating CPAP usage was also similar between the two groups. The study suggests a lower-cost alternative for OSA treatment, particularly beneficial for rural and remote regions.
Research finds that sleepwalking is more prevalent among US adults than previously thought, affecting up to 8.4 million people. The study also shows an association between nocturnal wanderings and certain psychiatric disorders.
A large-scale study found social jetlag contributes to obesity by making people chronically sleep-deprived, increasing smoking and drinking, and living 'against the clock'. The syndrome, mismatching internal and daily schedules, affects modern society's health.
Researchers at Michigan State University have created a satellite-guided plan to effectively control the tsetse fly, which spreads sleeping sickness disease in Africa. The plan uses unprecedented precision to predict where and when to direct eradication efforts, significantly reducing costs and increasing effectiveness.
A new study examining sleep and body mass index (BMI) in twins found that sleeping more than nine hours a night suppresses genetic influences on body weight. Genetic influences accounted for 70% of BMI differences in short sleepers, while extended sleep reduced these factors.
A new study found that excessive daytime sleepiness in children is a significant contributor to learning, attention and behavioral problems, despite adequate nighttime sleep. Obesity, symptoms of inattention, depression and anxiety, asthma, and parent-reported trouble falling asleep are all linked to EDS.
Researchers found aged mice showed disrupted sleep behavior and weakened brain network activity in the suprachiasmatic nucleus (SCN), a brain area responsible for setting sleep-wake cycles. Individual SCN cells also exhibited more severe changes, suggesting a new understanding of aging's effects on the brain.
A two-year study found that infants treated with an integrated care model had fewer contacts with medical providers and experienced a rapid decline in crying. The model treats the infant's symptoms as well as its impact on the family system.
A University of Missouri researcher says safe, separate sleep environments are critical to preventing sudden unexpected infant deaths (SUIDs). More than 4,500 infants die unexpectedly during sleep each year in the US due to unsafe sleep environments.