Articles tagged with Sleep
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 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 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 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.
A recent study found that 55 percent of older adults reported sleeping less than seven hours per night, highlighting the need for improved sleep habits in this demographic. The study also revealed that individuals with depressive symptoms and poor mental health were more likely to experience short sleep duration.
Research shows a two-way link between chronic stress and poor sleep, with both factors contributing to impaired daytime functioning. Individuals experiencing more fatigue are also more likely to report high levels of stress.
A study of 159,856 individuals found that socioeconomic status, gender, and marital status are significant predictors of sleep disturbances. Women reported more sleep problems than men, while married individuals slept better than single individuals.
A study of 133 women with rheumatoid arthritis found that symptoms such as pain and depression significantly impacted sleep quality. Treating depression may also improve pain and medication adherence, according to researchers.
A study by the American Academy of Sleep Medicine found that stably married women had better sleep quality than unmarried or recently widowed women. Women who had gained a partner over eight years also experienced similar subjective sleep quality but more restless sleep.
A recent study has identified a specific neurochemical abnormality in adults with primary insomnia, providing new insights into the condition's pathology. GABA levels were found to be reduced by nearly 30% in individuals with primary insomnia for more than six months.
A recent study found that severe nightmares are independently associated with elevated suicidal symptoms after accounting for depression. The research suggests that nightmares stand alone as a suicide risk factor, emphasizing the need for a more thorough assessment of sleep among acutely-ill patients.
Research suggests that individuals with insomnia and objective short sleep duration are at increased risk for developing diabetes. A study involving 1,741 participants found that those with insomnia who slept five or fewer hours had the highest risk of diabetes, followed by those who slept five to six hours.
A study found that meditation improved subjective sleep quality and reduced symptoms of hyperarousal in individuals with chronic insomnia. Deep relaxation techniques during the day can help improve sleep at night.
A study found that evening chronotypes are associated with poorer sleep hygiene and lower academic performance in high school students. These students tend to perform worse in college, with a significantly lower first-year GPA compared to morning and intermediate types.
A study found that 50-60% of patients with chronic insomnia experienced improvement after cognitive behavioral therapy (CBT-I), with significant reductions in sleep disturbances. CBT-I was effective even when anxiety and depression were present, suggesting its potential as a treatment for complex cases.
A study by Loyola University Chicago Stritch School of Medicine found nearly 1 in 10 patients with obstructive sleep apnea experience 'parasomnia' symptoms. Researchers examined records of 537 adult sleep apnea patients, finding 51 reported parasomnia symptoms, including sleep paralysis and hallucinations.
A study of 320 children found that those who slept less consumed more caffeine, had more screen time, and had a higher body mass index. Reduced sleep duration was also associated with increased symptoms of sleep disorders.
A study by the American Academy of Sleep Medicine reveals that genetic mechanisms overlap among anxiety, depression, and insomnia in adolescents. Adolescents with anxiety and depression are more likely to experience insomnia, suggesting a shared underlying factor.
A study found that white Americans report more EDS days per month than Asians, African Americans, and Hispanics. African Americans experience more severe EDS due to physical health factors, such as being overweight and having chronic diseases.
A recent study published in the American Academy of Sleep Medicine found that regular daily exercise does not increase total sleep time. The study, which involved 14 subjects who wore actigraphy armbands for approximately 23 days, showed that increased activity was followed by lower total sleep time, and vice versa.
A recent study found that less than four percent of children and teens were diagnosed with a sleep disorder. The most common diagnoses included enuresis, sleep disordered breathing, and insomnia. Pediatricians are advised to ask about sleep during every well-child visit to ensure proper diagnosis and treatment.
A study of 62 children aged 4-5 found that non-napping children exhibited higher levels of hyperactivity, anxiety, and depression compared to napping children. The research highlights the potential importance of napping for optimal daytime functioning in young children.
Research found that men with insomnia who slept six hours or less were at highest risk of mortality, with a mortality rate 19.6% higher than those who slept more than six hours. Insomnia is associated with medical morbidity and mortality rates similar to obstructive sleep apnea.
A study presented at SLEEP 2009 found that active problem-solving strategies and goal-oriented schedules are associated with successful CPAP use for obstructive sleep apnea. Individuals who use these styles are more likely to adhere to therapy, especially when defined by frequent nightly usage.
A large study found that television viewing is a dominant pre-sleep activity, accounting for nearly 50% of pre-bedtime. This can lead to reduced sleep time and increased health risks. Experts suggest limiting TV viewing before bedtime as a behavioral change to promote adequate sleep.
Research from University of New South Wales found that snoring associated with sleep apnoea can impair brain function similar to a severe stroke or death. The study analyzed brain biochemistry in real-time, revealing significant effects on the brain's bioenergetic status during oxygen desaturation.
A study found that waist circumference and BMI are significant predictors of sleep disordered breathing (SDB) in children, regardless of neck circumference. Metabolic factors play a crucial role in childhood SDB, suggesting alternative treatment options beyond adenotonsillectomy.
A study found online CBT for chronic insomnia to improve insomnia severity, daytime fatigue, and sleep quality. The treatment program reduced erroneous beliefs about sleep and pre-sleep mental arousal.
A team at Rensselaer Polytechnic Institute developed a wearable device that delivers blue light directly to the eyes to improve sleep quality in older adults. The study found that exposure to blue light levels of 50 lux and 10 lux for 90 minutes suppressed nocturnal melatonin levels, indicating stimulation of the circadian system.
A recent study published in Diabetes Care found that nearly 87 percent of obese individuals with type 2 diabetes were undiagnosed with sleep apnea, despite reporting symptoms. This association is alarming as untreated sleep apnea can increase the risk of heart disease and stroke.