Articles tagged with Sleep
A new study published in the journal Sleep reveals that narcolepsy patients have a high prevalence of eating disorders, with half reporting persistent cravings and binge eating. The study also found no correlation between weight gain and binge eating, suggesting metabolic alterations may be involved.
Loud snoring with breathing pauses is associated with an increased risk of hypertension, heart attacks, and strokes. Quiet snoring is linked only to an increased risk for hypertension in women. The study found that loud snoring carries a significantly increased risk for cardiovascular disease.
A study of nearly 300 preschool children found that those who don't get adequate sleep are twice as likely to suffer injuries. The study suggests that ensuring sufficient sleep can help reduce the risk of childhood injuries.
Researchers found that daytime dozing significantly increases the risk of stroke in older adults. Moderate dozing doubled the risk, while significant dozing quadrupled it. The study suggests that sleep problems may be an important and novel stroke risk factor.
A tonsillectomy and adenoidectomy has been shown to provide dramatic relief from obstructive sleep apnea (OSA) in children, with 80-90 percent experiencing significant improvement. The surgery can lead to a profound positive effect on children's quality of life.
A study published in Obesity found that children who slept less were more likely to be overweight or obese. The researchers analyzed data from 17 studies and found that for every additional hour of sleep, the risk decreased by 9%.
Research reveals that doctors are reluctant to prescribe sleep aids to patients with depression, anxiety, or mood disorders, except for psychiatrists. However, new guidelines are needed to address this knowledge gap and ensure patients receive appropriate treatment for their insomnia.
A study published in the journal SLEEP found that respiratory disturbances during sleep are remarkably common in healthy individuals, particularly in older adults. The prevalence of breathing irregularities increases dramatically with age, even in those without symptoms or signs of obstructive sleep apnea syndrome.
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 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.
A study of over 4,000 US adolescents found chronic insomnia can predict somatic and psychological problems in the future. Insomnia is a major public health burden among adolescents, comparable to other psychiatric disorders.
Researchers found that increasing core body temperature improved vigilance, while decreasing skin temperature enhanced wakefulness in narcoleptic subjects. The study used a thermosuit to manipulate skin temperature and hot or cold food/drinks to adjust core body temperature.
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.
New research from the University of Wisconsin-Madison found that synapses, nerve cell connections central to brain plasticity, are strong when awake and weak when asleep. This challenges the widely-held idea that sleep is essential for consolidating information through synaptic strengthening.
A 90-minute daytime nap significantly speeds up memory consolidation, with participants showing improved performance in tasks requiring motor skills. This discovery may enable the development of methods to accelerate memory consolidation and create stable memories.
A new study published in the journal SLEEP found that continuous positive airway pressure (CPAP) can effectively treat catathrenia, a rare sleep disorder characterized by involuntary groaning during sleep. The study treated seven female patients with CPAP, resulting in the elimination of the groaning sound in all cases.
A study published in SLEEP finds that zolpidem extended-release improved sleep onset and maintenance, as well as concentration and morning sleepiness in people with chronic primary insomnia. The medication showed sustained benefits over six months, with no evidence of rebound insomnia upon drug discontinuation.
A study found that people with untreated obstructive sleep apnea (OSA) have weakened heart rate recovery after maximal exercise, suggesting an imbalance in autonomic control. This may be an early clinical sign of OSA progression.
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 using the Transtheoretical Model found that over 60% of OSA patients were at pre-action stages, with less than 30% reporting maintenance. The model suggests that increasing exercise and reducing body mass may be a practical route for managing mild sleep apnea.
The American Academy of Sleep Medicine (AASM) has approved home sleep testing as a tool to detect moderate to severe obstructive sleep apnea (OSA) in select adults. Home sleep tests are recommended for adults between 18 and 65 with high pretest probability of OSA and no comorbid medical conditions.
A study published in the Journal of Clinical Sleep Medicine found an association between short sleep times and obesity in patients with chronic medical problems. The results suggest that adults should aim for eight to nine hours of sleep per night to maintain optimal weight.
Researchers identified two blind individuals with intact non-visual responses to light, highlighting the functional distinctness between visual and non-visual pathways. The study found that short-wavelength blue light induced significant effects on circadian rhythms, melatonin secretion, and alertness in both patients.
A new study published in JAMA found that the sedative drug dexmedetomidine improves intensive care sleep quality and reduces instances of coma and delirium compared to lorazepam. The study showed that dexmedetomidine resulted in 30% fewer patients experiencing coma and an average of four more coma-free days.
A study suggests that honey is more effective than over-the-counter cough medicines in relieving children's coughs and improving sleep during colds. Honey was found to yield the greatest improvement compared to no treatment or dextromethorphan, an over-the-counter medication commonly used for children's coughs.
A study found that buckwheat honey provided better relief of nighttime cough and sleep difficulty in children than no treatment or dextromethorphan, a common cough suppressant. The study showed honey reduced the severity, frequency, and bothersome nature of nighttime cough from upper respiratory infections.
The American Academy of Sleep Medicine has updated its practice parameters for the treatment of narcolepsy and other central hypersomnias. The guidelines recommend a comprehensive approach to managing symptoms, including modafinil, sodium oxybate, and tricyclic antidepressants. Regular follow-up with healthcare providers is crucial to ...
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 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.
Individuals with current or past insomnia are more likely to report a family history of the sleep disorder than those who have never had it. The study also found that subjects with a family history of insomnia endorsed higher scores on measures of insomnia severity and anxiety symptomatology.
A study of 10 postmenopausal women found that lower estradiol levels and higher luteinizing hormone (LH) levels correlated with poor sleep quality. Higher body temperature before and during sleep also contributed to poorer sleep efficiency and increased LH levels.
A study published in SLEEP journal found a strong correlation between sleep disorders and poor academic performance in teenagers. The Pediatric Daytime Sleepiness Scale (PDSS) was used to measure the impact of sleep-related breathing disorders on teens' grades, with results showing that snoring and apneas were independent predictors of...
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 new clinical trial in Uganda has found that a combination of nifurtimox and eflornithine is effective in treating African sleeping sickness without treatment failure or deaths. The novel treatment approach holds promise for stage 2 HAT patients, and further evaluation with larger trials is ongoing.
The Lancet seminar highlights the need for a collaborative approach to prevent SIDS, emphasizing the importance of campaigns like placing infants on their backs during sleep. Other risk factors include maternal smoking, soft bedding, and bed sharing, while room-sharing without bed-sharing has been shown to reduce SIDS risk.
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.
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.
Dexamethasone treatment disrupts sleep and causes profound fatigue in children with ALL, according to a new St. Jude study. The research suggests that altering timing or dosing of the drug could lessen these side effects and improve quality of life.
Researchers found that African-American college students reported poorer sleep quality, slept less time, and took longer to fall asleep compared to whites. These findings suggest that ethnic differences in sleep quality may be linked to higher blood pressure risk and 'blood pressure dipping',
A new study finds that daylight saving time (DST) significantly disrupts the human circadian clock's seasonal adjustment. Researchers analyzed sleep patterns of over 55,000 people in Central Europe and found that DST timing fails to adapt, leading to significant disruptions in daily rhythms.
Researchers found that remote infrared imaging can accurately detect sleep disorders during sleep, with results comparable to conventional methods. The non-contact method has potential as a portable alternative for monitoring sleep patterns in natural environments.
A study found that modafinil is effective in treating excessive sleepiness associated with disorders of sleep and wakefulness. The medication was well-tolerated with a low risk of adverse events.
Research found that people with GERD are more likely to experience sleep impairment, with 41.9% of those with nighttime acid reflux reporting poor sleep. In contrast, only 19.4% of those without GERD reported similar issues.
A study published in JCSM found that 58% of OSAHS patients reported ever using complementary and alternative medicine (CAM) therapies, with a high interest in future use. This highlights the importance of considering CAM options for these patients and underscores the need for further research on their effectiveness.
A new self-completed instrument, the Cleveland Adolescent Sleepiness Questionnaire (CASQ), measures excessive daytime sleepiness in adolescents. CASQ scores are positively correlated with age and display convergent validity with other surveys, showing promise as a valid measure for clinicians and parents.
Researchers have found a genetic mutation in zebrafish that causes insomnia, providing a new animal model for studying sleep disorders. The study reveals that zebrafish experience reduced overall sleep and shorter sleep duration compared to normal fish.
A recent study by Arizona State University found that people tend to report higher total sleep times compared to objective measurements from a sleep test. The study analyzed data from over 2,100 subjects and found significant differences between self-reported and objectively measured sleep times.
Children diagnosed with breathing disorders show improved sleep quality and reduced hyperactivity after tonsillectomy, according to a study. The surgery also correlates positively with improvements in cognitive function and ADHD symptoms.
A study published in JCSM found that CPAP therapy significantly decreases symptoms of depression in OSA patients. Long-term follow-up assessments revealed sustained improvement in depressive symptoms after institution of CPAP therapy.
A University of Missouri-Columbia study shows that complementary methods like acupressure, modifications, and relaxation techniques can complement conventional treatment for chronic pain. By providing patients with more control over their pain management, these approaches can alleviate side effects and improve overall well-being.
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 large-scale study of 2,889 older women found that poorer sleep is associated with worse physical function during the day. Women who slept less than six hours per night walked slower and took longer to complete daily activities. Maintaining good sleep hygiene is crucial for optimal daytime function in older adults.
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 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.
Researchers from the University of Warwick and University College London found that both lack of sleep and excessive sleep increase mortality rates. A study of 10,308 civil servants revealed that those who slept less than 7 hours per night were 1.7 times more likely to die from all causes.
Pregnant women exposed to passive smoking experience sleep disturbances, including subjective insufficient sleep, difficulty initiating sleep, short sleep duration, and snoring. The study also found that pregnant women who smoke experienced similar sleep issues, as well as excessive daytime sleepiness and early morning awakening.
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 recent study found that African-American respondents had an increased risk of being short and long sleepers compared to Caucasian respondents. The study also discovered that living in an inner city was associated with increased risk of short sleeping, while non-urban areas were linked to reduced risk of long sleeping.
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.
Researchers at Cornell University have created a mathematical model to describe the internal clock in living beings, which regulates sleeping and waking patterns. The study proposes that an extra protein may be necessary for the circadian cycle to extend over 24 hours.