Articles tagged with Sleep Disorders
A study published in the journal Sleep found that long-term alcoholism affects sleep quality and architecture, regardless of abstinence duration or sex. The findings suggest a possible permanent structural change in REM regulation mechanisms produced by long-term alcohol abuse.
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 adenotonsillectomy improves sleep and behavior in children with breathing problems during sleep, but these benefits are not maintained in the long term. The procedure showed positive effects for up to 2.5 years after surgery, but improvements started to fade over time.
The study found that levels of IL-6 and hs-CRP varied with sleep duration in women but not men. Shorter sleep was linked to increased inflammation levels, while longer sleep was associated with poorer health outcomes.
A recent Finnish study found that short sleep duration increases risk for behavioral symptoms of ADHD, even without sleeping difficulties. The researchers tracked 280 healthy children and found a higher hyperactivity and impulsivity score with shorter sleep duration.
Researchers discovered a new way to monitor sleep and potentially diagnose sleep disorders by analyzing heart rate, revealing significant relationships between cardio-respiratory synchronization patterns and sleep stages. This technique may help clinicians diagnose sleep disorders more easily and determine optimal treatments.
Research suggests that preconceptional psychological distress is a strong predictor of infant night waking, increasing the risk by 23% at 6 months and 22% at 12 months. This can lead to sleep problems in early childhood, affecting learning abilities and behavior.
A new study found that older women who reported taking daily naps had a 44% increased risk of dying from any cause. This association remained significant among relatively healthy women and was strongest for cardiovascular-related mortality.
A school-based sleep intervention improved adolescents' sleep problems, producing a high retention rate of 83% and increasing students' knowledge of sleep-related issues. However, the positive effect disappeared at the six-week follow-up.
A study suggests that childhood sleep problems persisting through adolescence can affect cognitive abilities, particularly executive functioning. Sleep problems during late childhood and early adolescence, such as being overtired or sleeping more than others, were found to be strong predictors of later executive control.
A study published in the journal Sleep found that women with restless legs syndrome (RLS) have higher levels of estradiol during pregnancy, which may contribute to the development of RLS symptoms. The study also found that women with RLS experience more periodic limb movements (PLMs) before and after delivery.
A study found that delaying school start times by one hour improved teens' average nightly sleep hours and reduced their involvement in auto accidents. This change also led to a decrease in daytime sleepiness and an increase in students getting at least eight hours of sleep per night.
A study found that high levels of prenatal smoking exposure strongly modify sleep patterns in preterm neonates, with disrupted sleep structure and fragmentation observed. This may have serious consequences for the development of the infant's brain and increase the risk of developmental difficulties throughout childhood.
A study found that night shift workers who use bright light exposure therapy, dark sunglasses, and a strict sleep schedule can achieve a compromise circadian phase position, improving alertness and performance. This partial physiological adaptation allows for increased daytime sleep on days off.
A study published in Sleep found that postmenopausal women slept longer than premenopausal women, with deeper sleep and increased total sleep time. However, the rate of change in sex hormones during menopause was also associated with poor subjective sleep quality.
Researchers at Baylor College of Medicine discovered that mice deficient in fragile X and related genes have disrupted sleep-wake cycles, leading to a lack of rhythm. This finding provides new insights into the causes of fragile X syndrome and its impact on patients.
Research reveals a correlation between the phase of clock gene expression and habitual sleep timing, suggesting a peripheral circadian clock's role in regulating hormone rhythms and sleep-wake cycles. The study's findings provide new insights into the relationship between genetic markers and sleep disorders.
A new study published in SLEEP journal found that short and long sleep durations are associated with an increased risk of metabolic syndrome. Adults who slept less than six hours per night had nearly double the odds of developing metabolic syndrome compared to those who slept between seven and eight hours per night.
A new type of anesthetic, ethyl carbamate or urethane, has been found to induce the full spectrum of natural sleep stages, including slow-wave sleep and rapid eye movement (REM) sleep. This breakthrough discovery allows researchers to fine-tune sleep medications and anesthetics, ultimately benefiting patients with sleep disorders.
Research highlights the long-term consequences of childhood sleep disorders on mental health, including emotional and behavioral changes. Experts stress the need for better recognition and treatment of sleep disorders in children to prevent future problems.
A study found that both short and long sleeping times are associated with an increased risk of future body weight and fat gain in adults. Adults who slept less than 7 hours or more than 10 hours per night gained more weight over six years compared to those who slept for 7-8 hours.
A new study found that sleep deprivation can precipitate sleepwalking in predisposed individuals and may serve as a valuable tool in diagnosing the disorder. The study showed that sleep deprivation significantly increased the proportion of sleepwalkers experiencing complex episodes, facilitating diagnosis.
A study published in SLEEP found that higher periodic leg movement index (PLMI) predicted less sleep at night in older people with cognitive impairment. The study, conducted by Kathy C. Richards of the University of Pennsylvania, assessed 102 participants and found that PLMI explained 43.6% of the variance in total sleep time.
A study published in the journal SLEEP found that a brief daytime nap (45 minutes) benefits declarative memory performance. The results suggest that there is a threshold acquisition level required for sleep to optimally process memories, and this finding has implications for adults' nightly sleep recommendations.
Researchers found that dreams after 9/11 showed more intense imagery but not longer or more bizarre content, contradicting expectations. The study suggests a link between the traumatic event and increased emotional intensity in dreams.
A study published in SLEEP found that REM sleep deprivation in rats reduced cell proliferation by 63% compared to non-deprived controls. This suggests a critical role for REM sleep in facilitating brain plasticity and adult neurogenesis.
C. elegans displays a sleep-like state called lethargus, which parallels human sleep patterns and is linked to nervous system development, suggesting that sleep facilitates neural growth and adaptation.
A study found that children who don't get enough nightly sleep are more likely to be overweight and have behavioral problems. Sleep duration was shorter on weekends, in the summer, and when bedtime was after 9:00 p.m.
A study found that preschoolers' nightmares are trait-like in nature and linked to personality characteristics, as early as five months. The study also showed that children with consistent bad dreams were more anxious and emotionally disturbed at younger ages.
Research suggests that maintaining consistent sleep schedules and regular physical activity can help balance the circadian system and reduce symptoms of bipolar disorder. Studies found that patients who participated in interpersonal and social rhythm therapy experienced longer periods without new episodes of mania or depression.
A randomized study found that napping is a more efficient countermeasure to sleepiness in young people compared to middle-aged individuals. Young participants who napped slept more and had more delta sleep than their middle-aged counterparts.
A study found that hospital staff nurses who work extended hours, struggle to stay awake at work, or obtain less sleep are more likely to experience a drowsy driving episode. The risk increases with longer shift durations and is particularly high for night shifts.
A study found that both short and long sleep durations are associated with an elevated risk of mortality. Participants who slept five to six hours or less at baseline but reported extended sleep hours had lower mortality rates, while those sleeping seven to eight hours had higher mortality rates.
A five-year longitudinal observational cohort study found that anxiety is strongly associated with sleep disturbances. Those who experience severe life events are more likely to develop sleep disturbances, especially if they already have a predisposition to anxiety.
A study published in the journal SLEEP found that children with Asperger syndrome (AS) have a high prevalence of sleep disorders, particularly those related to initiating sleep and sleep restlessness. The study also showed unique patterns of cyclic alternating pattern (CAP) activity in AS subjects.
The American Academy of Sleep Medicine has released practice parameters for the evaluation and treatment of circadian rhythm sleep disorders. The guidelines recommend various treatments, including melatonin administration, timed light exposure, and actigraphy, to improve alertness and performance in night shift workers.
A new study finds that sleep deprivation leads to overactive emotional centers in the brain, causing irrational behavior. The prefrontal lobe is shutdown, making it difficult for people to regulate their emotions.
A large-scale twin study found that short sleep (less than seven hours) and long sleep (more than eight hours) were linked to increased mortality rates in both men and women. Frequent use of medications also contributed to a higher risk of death.
A study found that women with severe premenstrual syndrome (PMS) report poor sleep quality during the late luteal phase, while controls showed no significant differences. The researchers suggest that women with PMS may have underlying electroencephalogram trait markers.
A new study reveals that children have more difficulty initiating sleep than maintaining sleep, with parents often underestimating their child's sleep problems. The American Academy of Sleep Medicine offers tips to help children sleep better, including establishing a consistent bedtime routine and creating a relaxing environment.
A study published in SLEEP found that combining low-dose alcohol with moderate sleep restriction significantly impaired young men's subjective alertness and driving performance. Steering deviation increased significantly with the combination, suggesting a reduced threshold for safe driving.
A study by Mark E. Howard found that extended wakefulness and low-dose alcohol have significant adverse effects on driving performance. The combination results in more lapses, greater variation in lane position and speed than a higher BAC level in a rested state.
A study published in the SLEEP journal found that work time has the largest reciprocal relationship to sleep time, with respondents working longer hours sleeping less. The study analyzed data from over 47,000 participants and found that travel time was also an unexpected factor affecting sleep.
A study published in SLEEP found that adolescents who used their cell phones after bedtime were more likely to experience tiredness the next day. The researchers, led by Jan Van den Bulck, discovered that frequent phone use increased the risk of tiredness, with those using their phones daily being up to 5 times more likely to feel tired.
A recent study published in SLEEP found that rotating shift workers have significantly lower levels of serotonin compared to day workers. This could have implications for the treatment of associated comorbidities and behavioral problems in rotating shift workers.
A study found that 81% of visits for children with sleep difficulties resulted in a medication prescription. The most commonly prescribed medications were often not FDA-approved for this age group, highlighting the need for better labeling and safety guidelines.
A new study published in SLEEP journal shows that methylphenidate (MPH) significantly improves vigilance performance in children with ADHD who have poor sleep efficiency. The researchers tested 37 children aged 6-12 and found a moderate increase in arousal levels, facilitating improved performance.
A review of 32 cases finds violent behavior most frequently appears after direct provocation or close proximity, affecting 81% of sleep terror patients and 100% of confusional arousal patients. Sleepwalking episodes often follow minor provocation, with men displaying more aggressive behavior.
Anxious or depressed mothers-to-be are at increased risk of having children who experience sleep problems in infancy and toddlerhood. Babies born to mothers classified as anxious or depressed during pregnancy exhibit more sleep problems, even after controlling for other factors.
A study published in the American Academy of Neurology found that older women experiencing memory loss are more likely to have sleep disturbances. The nearly 25% of women who experienced cognitive decline were twice as likely to experience sleep disturbances as those without memory problems.
The project aims to develop a cost-effective solution to reduce the financial burden of sleep disorders on the Australian healthcare system. The new web-based intelligent decision support system will enable more accurate diagnoses and help determine if a night at the sleep centre is necessary.
Patients with stage four cancer have less quality sleep, which is linked to functional performance, mental health, and pain status. Poor sleep quality can be a critical factor in cancer treatment, highlighting the need for effective symptom management.
Research reveals children from low-income families experience 25% more sleeping problems than middle-class peers, impacting their health and academic success. The study, led by Anuj Chawla, highlights the need for further investigation into this issue.
A study published in SLEEP found that sleep deprivation can adversely affect decision-making at a gambling table by elevating the expectation of gains and making light of losses. Brain imaging revealed selectively more active anticipation of reward in the nucleus accumbens, while attenuated response to losses in the insula.
A study by Roseanna Armitage found that chronic fatigue syndrome (CFS) is associated with reduced slow wave sleep and impaired sleep drive, even after a regular night's sleep. After a four-hour sleep delay, CFS individuals exhibited significantly less slow wave activity than healthy twins.
Researchers found that BiP levels increase after prolonged wakefulness and decline during recovery sleep, affecting the need for additional rest. The study suggests that protective mechanisms against cellular stress may be attenuated after sleep deprivation, requiring animals to sleep more to recover.
A recent study published in Biological Psychiatry found that prazosin significantly reduced trauma nightmares, improved sleep quality, and enhanced overall clinical condition in chronic PTSD patients. The study involved 40 veterans with PTSD, who showed a 71% improvement rate compared to those receiving placebo.
A study published by the American Academy of Sleep Medicine found that men who consume more alcohol have a higher risk of sleep-related breathing disorders. For each additional drink per day, the risk increases by 25%. The study suggests that men should avoid drinking before bedtime to minimize the risk.
A study found that a generic drug called prazosin improves sleep quality and reduces trauma nightmares in veterans with posttraumatic stress disorder (PTSD). The drug, already used for high blood pressure and prostate problems, was shown to improve overall well-being and functioning.