Articles tagged with Sleep
Researchers found that sleep consolidates learning in starlings, a bird known for its vocal production and listening skills, mirroring human findings. The study replicates the sleep-dependent enhancement pattern observed in human studies, while also exploring the role of interference on learning.
Neuroscientists combined herpes and Sleeping Beauty to deliver larger genes to brain cells, increasing the size of genetic payload by nearly tripling it. This breakthrough technology could lead to treatments for devastating brain diseases like pediatric leukodystrophies and lysosomal storage disorders.
A study published in Alcoholism: Clinical & Experimental Research found that bourbon causes worse hangovers, but impairment in task performance is similar to vodka. Researchers recruited heavy drinkers and tested their sleep patterns, self-report symptoms, and neurocognitive measures after consuming bourbon or vodka.
A study found that patients with kidney disease experienced disrupted sleep when using a widely used blood pressure monitor, leading to inaccurate results. The ambulatory blood pressure monitoring test, which measures blood pressure during sleep, can interfere with sleep patterns, causing an increase in nighttime blood pressure.
A recent study suggests that human Rhodesian sleeping sickness in Uganda is spreading due to the movement of infected livestock, particularly cattle. The research found a strong correlation between disease prevalence and distance to nearby livestock markets.
A study published in the Journal of Clinical Sleep Medicine found significant associations between parent-reported insomnia symptoms and gastrointestinal regurgitation and headaches in young school-aged children. Insomnia was 3.3 times more likely to occur with gastrointestinal regurgitation and 2.3 times more likely with headaches.
A UT Southwestern study found that physician advice is a key motivator in placing infants on their backs to sleep, reducing the risk of SIDS. The rate of SIDS has plummeted since the "Back to Sleep" campaign was launched in 1994.
A study has identified three key factors linked to the choice of infant sleep position: physician recommendations, fear of choking, and comfort concerns. Back sleeping remains the most effective means to reduce SIDS risk, with a significant decrease in rates since the Back to Sleep campaign began.
The rate of babies placed on their backs to sleep has plateaued since 2001, despite the Back to Sleep campaign's dramatic decrease in SIDS rates. Racial disparities persist in infant sleeping positions, with African American infants having more than twice the SIDS rate as white infants.
A Yale study found that while the 'Back to Sleep' campaign reduced SIDS incidence, it has leveled off since guidelines were released. The study identified key factors linked to infant sleep position, including fear of choking and comfort concerns.
A large-scale study of over 2,000 children found that hyperactive boys who got less sleep were more likely to have adverse family conditions and shorter sleep duration. In contrast, children who slept persistently for at least 11 hours had lower hyperactivity scores.
A University of Rochester study found that three quarters of cancer patients with chemotherapy suffer from insomnia or sleep disorders, affecting their ability to fully recover. Younger patients and those with lung and breast cancers were particularly affected.
A new home screening method for sleep disorders has been developed using a mobile phone or MP3 player, allowing people to record their sleep and analyze it at home. The method uses microphones to detect abnormal sleep structures and can provide significant medical breakthroughs, highlighting the importance of sleep quality and diagnosis.
A baby's sleep position is the best predictor of deformational plagiocephaly, a misshapen skull condition. The study analyzed over 20,000 children and found that boys are twice as likely to have flat-headedness than girls, as well as babies with low birth weight and certain prenatal conditions.
Researchers Darío Acuña-Castroviejo and Germaine Escames found that melatonin is an effective sleep regulator, regulating the biological clock and synchronizing the body's circadian rhythms. Taking melatonin at specific hours can correct chronobiological alterations of the cycle sleep/wakefulness.
Research at CHEST 2009 reveals that CPAP therapy may be associated with a slight weight gain in patients, while large tonsils in children may predict sleep apnea. Oral appliances offer an effective alternate treatment for military service members, and abnormal sleep habits among ICU nurses may increase errors
Studies reveal an increasing number of ICU patients discharged home, while tele-ICUs reduce carbon footprint and costs. Excessive propofol use may lead to high omega-6 exposure, posing safety concerns. Abnormal sleep habits among ICU nurses may increase errors, but remote teleintensivist programs improve hospital mortality.
A new study found that golfers with obstructive sleep apnea who received nasal positive airway pressure (NPAP) treatment improved their daytime sleepiness scores and lowered their golf handicap by as much as three strokes. The study suggests that the possibility of improving one's golf game may be a significant motivator to improve NPA...
A study shows that retirement is followed by a sharp decrease in sleep disturbances due to reduced work-related demands and stress. Sleep disturbance prevalence rates fell from 24.2% to 17.8% after retirement, with the greatest reduction reported among participants with depression or mental fatigue.
Research found inflammation is associated with increased pain sensitivity at joint sites, while sleep problems are linked to increased pain sensitivity at both joint and non-joint sites. This study highlights the importance of considering inflammatory and non-inflammatory factors when evaluating pain in RA patients.
A study found that a 16-week diet and exercise program improved typical OSA symptoms such as snoring and daytime sleepiness, but failed to eliminate the condition. Weight loss was significant, but apnea-hypopnea index reduction was not statistically significant.
A Canadian study found that giving caffeine to newborn rats causes detrimental effects on sleep and breathing patterns in adulthood. Adult rats showed reduced sleeping time, increased time to fall asleep, and fragmented non-REM sleep. Breathing problems were also more common in caffeine-treated rats.
A recent study published by Oregon Health & Science University researchers found that uvopalatopharyngoplasty surgery can effectively treat certain patients with sleep apnea. The procedure is particularly effective for young patients with normal to mildly obese body mass indexes and moderate breathing stoppages per hour.
Four national groups of surgeons recommend changes in resident environment, including a reduction of duty-hours standards proposed in 2003. The changes aim to balance patient care and surgical education needs.
A study published in Sleep found that elderly women reported shorter and poorer sleep than men, but objectively measured sleep showed the opposite pattern. Women slept longer and had higher sleep efficiency, possibly due to differences in sleep duration determinants such as medication use and alcohol consumption.
A study in Nutritional Neuroscience reveals that breast milk contains day-specific ingredients that promote restfulness and sleep. The researchers found that the highest concentrations of sleep-inducing nucleotides were present in nighttime samples collected from 30 women over a 24-hour period.
A new study by Queen's University researchers found that taking an anti-seizure drug and an antidepressant together is a more effective treatment for neuropathic pain than taking either individually. Patients experienced less pain and improved sleep when given both drugs, with significant improvements also seen in sleep interference.
A study identified a genetic variation in humans that allows some people to require less sleep. Researchers created 'insomniac' mice with the same gene variation, which appeared to function normally despite less sleep. The discovery sheds light on two aspects of sleep: biological clocks and body homeostasis.
A Rutgers University research team has identified the mechanism that causes learning and memory formation during sleep. Short transient brain events called sharp wave ripples are responsible for consolidating memory and transferring learned information from the hippocampus to the neocortex, where long-term memories are stored.
A study led by MSU researcher Kimberly Fenn found that sleep helps reduce false memories and improve performance in individuals with poor memory, including seniors. This suggests that sleep strengthens the source of the memory, allowing for better recall and recognition.
Chronic insomnia increases nighttime blood pressure, leading to cardiovascular risks and heart damage. Researchers found heightened blood pressure in insomniacs, particularly those with overt cardiac disease.
A Northwestern University study found that eating at irregular times influences weight gain, with the body's circadian rhythms playing a significant role. The research suggests that modifying meal timing alone can greatly affect body weight, potentially combating obesity.
A study with hamsters shows that chronic alcohol consumption blunts the biological clock's ability to synchronize daily activities to light. The research suggests that this disruption can have long-lasting effects on the body's internal clock, even after withdrawal from alcohol.
A new study found that losing just one hour of sleep can pose serious consequences for workers in hazardous environments. The research, published in the Journal of Applied Psychology, analyzed data from 1983 to 2006 and showed a 68% increase in lost work days after the switch to daylight saving time.
A study published by the American Academy of Sleep Medicine found that workplace bullying is associated with increased sleep disturbances in both men and women. The study, which analyzed data from a large-scale cross-sectional survey in France, found that exposure to bullying was significantly linked to self-reported sleep disturbances.
Researchers found that acid refluxing at night results in sleep arousal 89 percent of the time in participants with and without GERD. GERD patients experience longer acid reflux events, leading to increased risk for complicated disease and esophageal cancer. This association suggests a bi-directional link between sleep problems and GERD.
A study found that chemotherapy impairs sleep-wake activity rhythms in breast cancer patients, leading to shorter days and disrupted biological clocks. The disruption worsens with repeated chemotherapy cycles, highlighting the need for routine screening and management of sleep disturbances.
A new analysis by Jerome Siegel reveals that sleep's primary function is to regulate behavior and increase efficiency, rather than solely for brain maintenance or longevity. Sleep duration varies across species based on factors such as eating needs, migration requirements, and predator avoidance.
Research published in PLOS Medicine found that severe breathing disorders during sleep are associated with a higher risk of dying. Men between 40 and 70 years old with severe sleep-disordered breathing were twice as likely to die from any cause compared to those without the condition.
A new study found that over a third of baby photos in women's magazines show babies sleeping in unsafe positions, and two-thirds of sleep environments depicted are also hazardous. The American Academy of Pediatrics recommends placing babies on their backs without soft bedding to reduce SIDS risk.
A study found that cognitive behavioral therapy for insomnia (CBT-I) significantly improved sleep latency, wake after sleep onset, and sleep efficiency in older patients with osteoarthritis and comorbid insomnia. Additionally, CBT-I reduced pain and improved overall quality of life for these patients.
A recent study published in the Journal of Clinical Sleep Medicine reveals that 94% of adults with Down syndrome have obstructive sleep apnea. The severity of OSA was found to be higher than expected, with most subjects having at least moderate to severe disease.
A new study found that short sleep times may contribute to insulin resistance and reduced glucose tolerance, increasing the long-term risk of diabetes. The research suggests a healthy lifestyle should include adequate sleep, healthy eating habits, and physical activity to prevent diabetes.
A pilot study at Ohio State University found that 20 minutes of guided workplace meditation and yoga, combined with six weekly group sessions, can lower feelings of stress by more than 10 percent and improve sleep quality. The intervention increased mindful attention awareness and reduced perceived stress in participants.
A Swedish study reveals that children with at least one sibling diagnosed with pediatric obstructive sleep apnea have a significantly higher risk of developing the condition themselves. The study suggests that early diagnosis and treatment can help prevent severe consequences in children.
A study found that prenatal alcohol exposure and small body size at birth predict poorer sleep and higher risk of sleep disturbances in 8-year-old children. Smaller body size was associated with lower sleep efficiency, while low-weight birth was linked to clinical significant sleep disturbances.
A study found that worsening sleep quality over five years was associated with poorer mental quality of life, while increasing daytime sleepiness symptoms affected both physical and mental quality of life. Objective measures of sleep did not show a significant association with quality of life.
A study found that chronic kidney disease (CKD) has a significant impact on the quality of life of patients, particularly women, diabetics, and those with heart problems. The study suggests that medical care for CKD patients should include strategies to lessen the negative impact of CKD on quality of life.
A computer program can now detect driver yawning, which is a common cause of fatigue and road crashes. The system uses an in-car camera and image-processing software to identify yawning patterns and correlates them with fatigue behavior.
A study has found a distinct ECG-derived spectrographic phenotype associated with prevalent hypertension, stroke, and sleep-disordered breathing in patients with obstructive sleep apnea. The biomarker was detected in 23.5% of participants and was linked to increased risk of stroke and high blood pressure.
A new drug combination, nifurtimox-eflornithine therapy (NECT), has shown to be non-inferior to the best current treatment in curing sleeping sickness and is better tolerated, with fewer major adverse events. NECT's safety advantages and ease of administration make it a suitable option for resource-poor settings.
A study on rats reveals that neural replay of past experiences occurs both during and after wakefulness, forming long-term memories more accurately. The hippocampus replays events in peppered bursts, often involving different settings, suggesting elements of past experience are constantly reactivated.
A study shows that CPAP therapy significantly improves complaints of fatigue, tiredness, and sleepiness in patients with obstructive sleep apnea. Good adherence to CPAP was associated with improved symptoms, particularly among inadequately treated participants.
A study of twins found that habitual sleep duration affects body mass index (BMI), with optimal sleep duration between 7 and 8.9 hours per night. The relationship remained even after controlling for genetics and environment.
A study found that sleep selectively preserves memories of emotionally salient scenes, with benefits lasting up to four months. The sleeping brain calculates what is most important about an experience and selects only the adaptive elements for consolidation and long-term storage.
A new study from Northwestern University finds that frequent snoring during pregnancy increases the likelihood of developing gestational diabetes. Pregnant women who snored frequently had a 14.3% chance of developing the disease, compared to 3.3% for non-snorers.
Research finds that poor sleep affects relationship satisfaction, with negative partner interactions leading to worse sleep the next night. Couples' quality of sleep also impacts their subsequent relationship functioning.
A recent study published at SLEEP 2009 found a significant link between poor sleep quality and an increased risk of death. The research, which followed over 5,600 participants for eight years, revealed that two specific types of sleep-stage transitions were associated with higher mortality risk.
A recent study found that parental presence at bedtime has a greater negative impact on infant sleep than actual co-sleeping. Children who slept in separate rooms obtained more sleep, woke less at night, and had fewer sleep problems.
Research found that adolescents who get more high-quality sleep have better math scores, while those who experience difficulties waking up tend to perform worse in English. The study suggests that a consistent sleep schedule is crucial for academic success, especially during critical developmental periods.