Articles tagged with Sleep
The study reveals two locomotor activity rhythms originating from separate areas within the suprachiasmatic nucleus (SCN), highlighting a network of multiple oscillators. This finding suggests that uncoupling of oscillators within the central pacemaker itself can cause symptoms like jet lag and rotating work schedules.
Researchers found pergolide substantially improves PLMS measures and subjective sleep disturbance associated with RLS. The study demonstrated long-term efficacy of pergolide treatment, maintaining improvements over 12 months.
A new diagnostic test using proteomic signature analysis has been developed to accurately diagnose sleeping sickness. The test showed a sensitivity of 100% and specificity of 98.6%, offering a promising solution for early detection and treatment.
A team of researchers found that certain mammals in the Arctic, including rodents, retained a regular sleep-wake cycle despite 82 days of continuous daylight or darkness. The study suggests that the animals may have used external environmental clues to adapt their biological clocks.
A study of patients with multiple sclerosis (MS) and fatigue found a relationship between fatigue and abnormal sleep cycles or disrupted sleep. Nine out of 15 MS patients with fatigue scored high on a sleep scale test, indicating excessive daytime sleepiness.
A new study found that non-habitual acute resistance and aerobic exercise negatively affected sleep quality and length. Volunteers reported waking up significantly more times at night after exercise compared to before, while objective measures of sleep using an actigraph revealed no significant differences between exercise conditions.
A study at the University of Texas M. D. Anderson Cancer Center found that Tibetan yoga improved sleep quality and reduced need for sleep medication in lymphoma patients. Despite no differences in other quality of life measures, the brief 7-week study suggests potential benefits of Tibetan yoga as a stress-reducer in cancer patients.
A long-term family study found that toddlers with sleep problems are at a higher risk of becoming teens who smoke, drink or do drugs. The study suggests that early sleep problems may be a predictor for later adolescent substance use.
A longitudinal study found that early childhood sleep problems predicted substance abuse during adolescence, with around half of children experiencing sleep issues also starting to use substances at an early age. Researchers hope that identifying and treating sleep problems early on may help prevent later substance-use problems.
A study by Michael A. Grandner and Daniel F. Kripke found that long sleepers and short sleepers report more sleep complaints than those who sleep seven to eight hours a night. Long sleepers experienced difficulty falling asleep, waking up during the night, and feeling unrefreshed upon waking.
A new study published in the American Thoracic Society's Journal found that preterm infants exposed to cigarette smoke in utero experience increased obstructive apneas and decreased respiratory arousal index. Additionally, researchers discovered that rhDNase treatment significantly reduces airway inflammation in cystic fibrosis patient...
A study in St. Louis, MO found that nearly half of poor African-American babies shared a bed with their mother, increasing SIDS risk. Providing safe cribs to these families reduced this risk by 78%.
Researchers suggest that a person's sleep/wake cycle, also called the circadian rhythm, may be linked to their cancer prognosis. Disrupted circadian rhythms can lead to reduced melatonin production, which can spur cancer-causing mutations in cells.
A recent study found that middle school students who slept fewer hours experienced lower self-esteem, higher levels of depression, and poorer grades. The research, published in Child Development, suggests that a good night's sleep is crucial for adolescents' health and academic success.
The editorial cites evidence from studies including the Nurses' Health Study and Cancer Prevention Study II, which found a correlation between adequate sleep duration and increased lifespan. These findings support the notion that getting enough sleep is essential for overall health and well-being.
Children with optic nerve disease are up to 20 times more likely to experience excessive daytime sleepiness due to disruptions in their body's internal clock. Researchers found that the loss of a specific type of cell in the retina, which helps regulate light exposure, is directly linked to sleep disturbances.
Dr. Squyres and over 40 team members will undergo a sleep study to adapt to Mars' 24-hour day/night cycle during the two-rover mission. The team will work six-sol weeks with varying weekend lengths, aiming to mitigate 'Martian jet lag'.
A new study investigates women's experience with heart attacks, revealing a wide range of symptoms that can indicate the disease. The research aims to improve early detection and prevent cardiac events in women.
A new study found that moderate-intensity exercise performed in the morning can improve sleep quality in postmenopausal women. Women who exercised for at least half an hour daily, seven days a week, had better sleep onset and quality compared to those exercising in the evening.
A six-month study found that eszopiclone significantly improved patients' ability to fall asleep, stay asleep, and function well during the day. The results suggest eszopiclone has potential as a long-term treatment option for chronic insomnia.
A recent study suggests a causal relationship between gastroesophageal reflux and sleep apnea, potentially revolutionizing treatment approaches for patients with obstructive sleep apnea syndrome. The research used advanced monitoring technology to detect non-acid reflux events that may contribute to sleep apnea and arousals.
Researchers identified three stages of memory processing: creating memories (6 hours), stabilizing them during sleep, and recalling and refining them. These findings have implications for the treatment of neurological disorders like PTSD.
The CHEST Foundation and Eli Lilly and Company Foundation have expanded the Critical Care Family Assistance Program to five additional hospitals. The program provides critical support to families of critically ill patients, including computerized kiosks, staff services, and local accommodations.
Researchers at the University of Chicago found that sleep improves retention of word learning by consolidating memories and strengthening relevant associations. The study suggests that sleep plays a critical role in retaining what we learn, contradicting previous theories that focused solely on memory consolidation during wakefulness.
New research from Saint Louis University shows that babies under 8 months are at highest risk of death in adult beds due to lack of motor skills to escape safety threats. The study recommends cribs as the safest option for babies' sleep, and calls for a public awareness campaign to alert parents.
Researchers found that dissatisfied shift workers experienced lower morning testosterone levels, while satisfied workers had no significant differences in cortisol or prolactin. The study suggests that low testosterone levels may contribute to shift intolerance due to disturbed sleep and increased need for recovery.
The Millennium Cohort Study found that over seven percent of English babies sleep in their parents' bed, a higher rate compared to other countries. The study also revealed various interesting facts about the first year of life for these children, such as the most common names and solid food consumption.
Research at University of Pennsylvania School of Medicine found that sleeping six hours or fewer per night leads to significant cognitive performance deficits. Even if individuals don't feel overtly sleepy, chronic sleep restriction can impair neurobiological functioning and increase the risk of accidents.
A study conducted in California found that infants sleeping on their sides are at an increased risk of SIDS, with a significant increase in risk when they turn onto their stomachs during sleep. The researchers recommend placing babies on their backs every time they go to sleep for consistent safety.
Two new studies highlight the severity of sepsis in young US children, with infants and low-birth-weight babies at highest risk. In contrast, imported malaria cases in European countries pose a growing health threat, while disruptions to ICU patients' sleep patterns remain poorly understood.
African-American infants are disproportionately affected by sudden infant death syndrome (SIDS) due to sleeping on non-crib surfaces or sharing a bed with adults. The study highlights the need for public awareness campaigns to address this racial disparity and promotes the use of cribs as the only safe places for sleeping babies.
A study by Duke University Medical Center found that nasal continuous positive airway pressure (CPAP) treatment significantly reduced nocturnal gastroesophageal reflux symptoms in patients with obstructive sleep apnea. The treatment resulted in a 48% overall decrease in nGER symptoms, with 74.5% of patients showing improvement.
A study by Tel Aviv University and the University of Haifa found that massage therapy helps infants develop a more aligned circadian system with their mothers' night-day cycle. After 14 days of bedtime massage therapy, infants in the treatment group showed improved sleep coordination, with peak activity during early morning hours.
Researchers studied patients' understanding of living wills, finding significant differences in interpretation, and found that certain ventilator modes can worsen sleep quality. Inspiratory muscle training also improved respiratory function in patients with severe COPD.
Researchers found gabapentin significantly reduced RLS symptoms and improved sleep quality in patients. The study, conducted by the American Academy of Neurology, suggests gabapentin as a potential treatment option for RLS.
Two studies found significant relationships between GERD, peptic ulcer disease, and hiatal hernia with insomnia and excessive daytime sleepiness. Researchers measured sleep quality using the Pittsburgh Sleep Quality Index exam and objective measures like polysomnography.
Fatigued doctors and nurses can impair their judgment and reaction time, posing a significant risk to patient safety. Implementing changes such as shorter shifts and limiting high-intensity work during daylight hours could promote harmony with the body's natural sleep cycle and improve patient outcomes.
A large study found that African American infants who slept on their stomachs were at more than twice the risk for SIDS compared to those sleeping in other positions. The research also highlighted disparities in healthcare recommendations and access to information about safe sleep practices among different racial groups.
Researchers have developed several low-cost environmental interventions to reduce noise in nursing homes, resulting in a 16-fold reduction in noise levels. These interventions include sound-absorbing panels, reducing TV noise by moving speakers to bed headboards, and experimenting with tiny speakers embedded in bed pillows.
A recent study by Rensselaer researchers found that exposure to blue LED lighting can delay the decline of body temperatures in Alzheimer's patients, leading to better sleep. The study also showed increased activity during daylight hours for two patients who wore wrist activity monitors.
Researchers find anaesthetics induce sleep by locking onto GABA-A receptors in the tuberomammillary nucleus, a small area of the brain controlling breathing and temperature. This discovery could lead to new anaesthetics providing better recovery for patients.
A study of pregnant women found that those consuming high levels of DHA during pregnancy had infants with more mature sleep patterns, characterized by lower active to quiet sleep ratios and less sleep-wake transition time. Breastfed infants also showed improved neurological development compared to formula-fed infants.
Researchers followed 205 California-born children and their parents from birth to age 6, finding no evidence that bedsharing leads to sleep disorders or psychosexual development problems. The study suggests responsible bedsharing may even promote intimacy and positive relationships in childhood.
Researchers at the University of Toronto found that brain music reduced anxiety and improved sleep in subjects with insomnia lasting at least two years. The customized music created specific brain wave patterns, leading to more pronounced effects than placebo music.
A Wake Forest research team has identified a specific brain region, the thalamus, as being 'exquisitely sensitive' to alcohol consumption. The study found that this region produces characteristic spindle brain waves during stage II sleep, which are enhanced by low doses of alcohol but reduced later in the night.
A study by the American Academy of Neurology found that bright light pulses lasting just two to three hours can delay human circadian rhythms. Additionally, disruptions in sleep timing also produce small rhythm delays, affecting the timing of the circadian clock.
Researchers found that behavior management programs improved sleep in 54% of CBT group participants and 39% in the HART group. These programs teach individuals to reset their 'sleep clock' by adhering to a regular sleep period, reducing daytime naps, and avoiding activities that make it difficult to fall asleep.
University of Minnesota researchers successfully genetically modify a mouse by injecting a transposon containing the gene for yellow coat color, utilizing the Sleeping Beauty transposase enzyme. This breakthrough technology has far-reaching implications for treating diseases such as cancer and genetic disorders, including hemophilia an...
Researchers at Stanford Medicine have identified a medical condition causing violent 'sleep sex' behaviors, characterized by loud moaning and sexual assault during sleep. The disorder can be treated with standard sleep disorder treatments, including therapy and medication.
A new study reveals a strong link between children's sleep problems and behavioral issues like hyperactivity and inattention. The research, published in the journal Pediatrics, found that children who snore often are nearly twice as likely to have attention and hyperactivity problems.
Research found that people who habitually sleep more than 8 hours a night and those who need daytime naps have a 50% increased risk of dying, with nearly three times the risk from stroke. The study suggests an underlying sleep disorder may be to blame.
A six-year study of over 1 million adults found that those who slept 6-7 hours a night had a lower death rate compared to those who slept 8 hours or more. The study, led by UCSD professor Daniel F. Kripke, could not explain the causes behind this association.
Narcolepsy is a lifelong problem characterized by sudden sleep episodes and muscle paralysis triggered by strong emotions. A new study aims to understand the role of hypocretin cells in controlling sleep and arousal, with potential breakthroughs for future treatments.
Patients treated with nocturnal breathing support for sleep apnoea experience a significant reduction in blood pressure, as well as improved quality of life and reduced excessive daytime sleepiness. The study confirms that therapeutic nCPAP treatment produces a clinically important lowering of blood pressure.
Researchers investigated gas exchange between infants and their environment while sleeping facedown on soft bedding. They found that hypoxemia, not hypercarbia, is the more important factor contributing to SIDS deaths, suggesting a new approach to prevention.
A NASA-funded study found that people's internal clocks have difficulty adapting to non-24 hour days, leading to increased risk of fatigue and sleepiness. The study, conducted at the National Space Biomedical Research Institute, evaluated participants' melatonin levels in response to varying day lengths.
A geophysicist proposes that life on Earth may have originated from microorganisms that could survive in high-temperature environments, such as deep beneath the surface. This theory is supported by evidence of ancient organisms thriving in extreme conditions and laboratory experiments showing that microbes can survive in space.
A genetic test targeting cattle could help control sleeping sickness by detecting the SRA gene, which allows T b rhodesiense to survive in human serum. The test has potential for targeted control of T b rhodesiense in livestock reservoirs, reducing public health burden.
Scientists discover that the 'Sleeping Beauty' transposon can deliver gene sequences to correct congenital blood and immune system disorders prenatally. Jakub Tolar's presentation also shows bone marrow stem cells engraft and differentiate into brain and liver cells after in utero transfer.
Researchers investigated the influence of gender on upper airway structure and function, finding no gender differences in resistance and Pcrit. These findings contradict previous assumptions and suggest a possible explanation for the male predominance of OSA, potentially related to neurochemical control or other factors.