Articles tagged with Sleep
A recent study from the University of Rochester Medical Center found that teenagers who start high school before 8:30 a.m. are at higher risk of depression and anxiety, even with good sleep hygiene. The study suggests that later school start times may be a strong protective factor for teens.
Researchers discovered that activity in dendrites increases during sleep, linked to specific brain waves associated with memory formation. This study could lead to new treatments for learning and memory disorders, such as dementia.
A study tracking over 3600 participants found that maternal factors and depression/anxiety were significant predictors of adolescent sleep problems. Conversely, an active lifestyle was found to decrease future incidence of sleep problems.
A new poll finds that nearly half of older Americans struggle with sleep, but many don't discuss it with their doctors. Prescription sleep medications carry significant health risks for older people, and non-medication-based habits are a more effective solution.
A new fatigue cost calculator reveals that US employers can lose up to $1.4 million annually due to employee sleep deficiency. The calculator estimates costs for absenteeism, productivity loss, healthcare expenses, accidents, and other occupational costs associated with exhausted employees.
Researchers observed reduced pulsing activity at night and delayed responses to stimulation in the upside-down jellyfish Cassiopea. The findings suggest that jellyfish do indeed sleep, but the study also raises more questions about the origin of sleep and its relationship with neural systems.
A new study reveals that preterm children have more medical sleep problems, such as restlessness and breathing issues, compared to full-term children. However, they are more likely to fall asleep on their own without assistance.
Participating in twice-weekly Tibetan yoga reduced sleep disturbances and improved sleep quality in breast cancer patients undergoing chemotherapy. Women who practiced at least two times a week reported better sleep quality and efficiency over time compared to those practicing less often.
A new study found that individuals with higher reward-related ventral striatum activity are less likely to experience depressive symptoms when they have poor quality sleep. This finding may help identify individuals for whom sleep hygiene is more effective or important.
Research suggests that higher reward-related ventral striatum activity may protect against depressive symptoms associated with poor sleep quality. The study found that students with higher VS activity were less likely to report symptoms of depression when experiencing poor sleep quality.
A new study found that female youth soccer players who participate in only one sport, such as soccer, experience worse mood, stress levels, fatigue, and soreness compared to those who play multiple sports. Despite getting similar sleep hours, specialized athletes reported lower sleep quality.
Chronic kidney disease is characterized by gradual loss of kidney function over time. Poor sleep duration and quality are associated with steeper declines in kidney function and increased risk of developing kidney failure.
A study found that individuals with chronic kidney disease who experienced high sleep fragmentation were at elevated risk of developing kidney failure. Higher sleep fragmentation and shorter sleep duration were also linked to steeper declines in kidney function over time. Subjectively measured daytime sleepiness was associated with an ...
Patients with OSA improved CPAP use when telemonitored and received individualized, automated messages that reinforced therapy adherence. Telemonitoring increased CPAP use by 36-60 minutes per night.
Researchers found that individuals with high body fat percentages consumed most of their calories shortly before going to sleep when melatonin levels were high. This study provides evidence that the consumption of food during the circadian evening/night plays an important role in body composition.
A new Mayo Clinic study found that sleeping with dogs can help people sleep better, but only if they're in the bedroom, not in bed. The study of 40 healthy adults and their dogs over five months showed that having pets nearby can provide comfort and security.
Chinese children who go to bed later and sleep less are more likely to be overweight, with each hour later bedtime increasing BMI scores. The study suggests cultural factors, such as emphasis on studying and academic achievement, contribute to shorter sleep durations.
Researchers from Michigan State University found that sleep reduces the likelihood of innocent people being wrongly identified as suspects. When perpetrators are absent from lineups, sleeping eyewitnesses identify innocents 42% of the time, compared to 66% for those who didn't sleep.
Researchers from the University of Edinburgh studied two species of trypanosome parasites that can co-infect animals at once. Communication between the species may aid their survival by controlling numbers and optimizing transmission, potentially leading to more severe human infections.
A new study by the University of Warwick and the University of Basel found that children whose mothers suffer from insomnia symptoms fall asleep later, get less sleep, and spend less time in deep sleep. This may affect their mental wellbeing and development.
A new study shows that untreated sleep apnea increases blood sugar, fat levels, stress hormones, and blood pressure while participants slept. Continuous positive airway pressure (CPAP) therapy is recommended to prevent these consequences.
A recent study published in Sleep Medicine suggests that mothers' insomnia symptoms are closely related to their children's sleep quality. Researchers found that children of mothers with insomnia symptoms tend to fall asleep later and have poorer sleep, suggesting a strong influence of maternal behavior on children's sleep habits.
Research presented at ESC Congress found that poor sleep is associated with increased risk of ischemic heart disease and stroke. The study revealed different patterns of sleep disturbance between the two conditions, with patients with ischaemic heart disease experiencing shorter sleep and brief moments of waking up.
A study by researchers at the University of Zurich found that chronic lack of sleep leads to increased risk-taking behavior in young adults. After sleeping only 5 hours a night for a week, participants displayed significantly riskier behavior, including taking greater financial risks.
A new University of Michigan study found that tired family caregivers are associated with greater ER visits and higher overall health care costs for the person they care for. Patients with fatigued or sad caregivers had 23% higher emergency department visits and $1,900 more in Medicare costs.
A Yale University study finds that caregiver attitudes and subjective norms significantly influence the use of safe sleep positions for infants. Only 44% of mothers practice the recommended back-to-birth position consistently, highlighting the need for targeted interventions.
A nationally representative survey found that 51% of parents support later school start times to accommodate their teens' natural circadian rhythms. Teens need 8-10 hours of sleep per night, but many parents underestimate their children's sleep needs, with only half agreeing with existing recommendations.
A new study found that patients who responded to ketamine treatment had increased early morning activity and lower evening activity levels. Altered circadian timekeeping systems may mediate ketamine's effects on mood.
Researchers found that ECT had no specific anti-insomnia effect on older patients with depression. In fact, their insomnia problems persisted despite treatment improvements in non-insomnia symptoms. The study suggests that ECT may not be a reliable option for addressing sleep issues in this population.
New research finds that binge-viewing TV shows can negatively impact sleep quality in young adults, leading to increased fatigue and insomnia. The study suggests that the intense engagement with content before bedtime causes mental arousal, disrupting sleep patterns.
A new study links binge-watching TV with poorer sleep quality, fatigue, and increased insomnia in young adults. The study found that cognitive alertness resulting from binge-watching affects sleep, with 98% of binge-watchers experiencing poor sleep quality.
A recent study found that the opioid crisis has led to a significant increase in ICU admissions and deaths in US hospitals, with an estimated nearly double increase in deaths from opioid overdoses. The study also revealed that the cost of caring for these patients increased significantly during this period.
A study found that mothers with stronger opinions about responding to night wakings had poorer coparenting perceptions. The researchers emphasize the importance of early and frequent communication between parents to maintain a healthy coparenting relationship.
Scientists found that babies associate words with content between 6-8 months old during a midday nap, while awake they can't connect new objects to the corresponding name. This early word learning ability suggests that children hold real word meanings in their long-term memory much earlier than previously assumed.
A new mobile program significantly improved adherence to recommended safe sleep habits for infants, including back sleeping and room-sharing without bed-sharing. The program's rates were higher than those achieved by interventions tested in previous research.
A new study by Duke researchers found that teenagers who were exposed to violence consumed more unhealthy foods and beverages, including increased soda consumption, which is a strong predictor of weight gain. The study also revealed that adolescents took more steps on days they were exposed to violence, contrary to expectations.
Researchers found that fruit fly males prioritize courtship over sleep when aroused, while females can't afford to pass up an eligible suitor even if they're tired. The study revealed underlying connections between neural centers mediating sex and sleep in both males and females.
A new study by University of Houston College of Optometry researchers found that wearing blue-light blocking glasses before bed increased nighttime melatonin levels by 58% compared to non-blocking glasses. Participants reported improved sleep quality, faster falls asleep, and longer sleep durations.
A new study by the University of Leeds found that insufficient sleep can lead to weight gain and poorer metabolic health in UK adults. The research, which looked at over 1,600 participants, showed a significant association between short sleep duration and increased waist circumference.
New research from Northwestern University suggests that children who live in neighborhoods with high rates of violent crime struggle more in school due to sleep disruption and increased stress hormone cortisol. The study found that violent crimes alter sleep patterns, leading to a negative impact on academic performance.
A new study found that violent crime can disrupt sleep patterns and increase stress hormones in youth, leading to decreased academic performance. The study, conducted on 82 youth aged 11-18, showed that sleep and cortisol levels changed after a violent crime occurred nearby, with the largest effects seen for homicides.
A mobile health intervention improved adherence to safe sleep practices among mothers of healthy term newborns, with higher rates of supine positioning and no soft-bedding use. The study found that 79% of mothers in the intervention group had placed their infants supine, compared to 80% in the control group.
A new study found that a mobile health program using text messages and emails successfully encouraged mothers to follow safe sleep practices for their babies, resulting in improved compliance rates. The intervention significantly reduced the risk of sudden unexpected infant death (SIDS) and infant mortality rates.
Research suggests that sleep disorders are associated with diminished cognition in individuals carrying a genetic susceptibility to Alzheimer's disease. Specifically, APOE-ε4 carriers showed greater cognitive deficits with various indices of sleep-disordered breathing compared to those without the allele. The study found increased over...
Combining moderate alcohol consumption with moderate sleep restriction leads to increased deficits in attention and drowsiness compared to either factor alone. Performance impairment remains apparent even with frequent breaks, emphasizing the need for adequate rest before driving after consuming alcohol.
A new study reveals that restless legs syndrome (RLS) is common in pregnant women, associated with poor sleep quality, excessive daytime sleepiness, and poor daytime function. RLS symptoms were experienced by half of the women with severe symptoms, highlighting the need for identification and treatment.
Patients who watched videos of themselves struggling to breathe while sleeping with sleep apnea used CPAP machines three hours more per night than those who saw no video. The effect was dramatic, with patients becoming determined to fix their condition after witnessing the severity of their own sleep apnea.
A study of modern hunter-gatherers in Tanzania found that mismatched sleep schedules and restless nights may be an evolutionary leftover from a time when predators lurked in the shadows. This natural variation in sleep patterns helps ensure at least one person is awake to keep watch, reducing the need for nighttime sentinels.
Supplementation with lutein and zeaxanthin isomers has been shown to improve macular pigment optical density, visual performance, and reduce symptoms of blue light exposure. The study found a significant reduction in eye strain and fatigue after six months of supplementation.
A Northwestern University study finds that having a purpose in life is associated with improved sleep quality, reduced sleep apnea, and restless leg syndrome in older adults. The research suggests that cultivating purpose through mindfulness therapies could be an effective drug-free strategy to improve sleep.
A recent study published in Neurology suggests that people with normal thinking and memory skills but poor sleep quality may be at higher risk of developing Alzheimer's disease. Researchers found a link between sleep disturbances and biological markers for Alzheimer's disease in spinal fluid, including amyloid plaques and tau tangles.
A Stanford study found that sleep disturbances in young adults can warn of worsening suicidal thoughts, even when controlling for depression severity. Participants with varying sleep patterns reported more insomnia and nightmares, which independently predicted increased suicidal behaviors.
Research suggests that night shift work impairs the body's ability to repair DNA damage caused by normal cellular processes. Suppression of melatonin, a hormone regulating the internal clock, is thought to be a key factor in this impairment. This may result in higher levels of DNA damage and potentially carcinogenic effects.
Research found that sleep-deprived couples experience increased inflammatory markers when arguing, with a 10% rise for every hour of lost sleep. Getting enough sleep can help mitigate this effect and reduce the risk of chronic illnesses.
Rutgers researchers found premature infants between 24-27 weeks have a three times higher risk of dying before first birthday due to SIDS and other sleep-related infant deaths. Safe sleep practices, such as putting infants on their back to sleep, can help compensate for this risk.
A new study by UBC sleep expert Wendy Hall found a correlation between thoughts about infant sleep and parental depression. After a sleep intervention, parental depression lifted significantly, with a notable reduction in mothers' (30%) and fathers' (20%) high depression scores.
A specific protein called prokineticin 2 plays a critical role in setting the correct balance between sleep and wakefulness in response to light and darkness. The study found that Prok2 suppresses the awakening effect of light and the sedating effect of darkness, suggesting a new mechanism for regulating sleep behavior.
Researchers have identified a promising therapeutic target for African trypanosomiasis, also known as sleeping sickness. The newly discovered TbALPH1 enzyme triggers the degradation of messenger RNA and is unique to the parasite's biology.
A new study by Michigan State University researchers found that job stress can lead to overeating and unhealthy food choices at dinnertime. However, getting a good night's sleep can help mitigate this harmful pattern.
Research highlights common factors and advantages between human-animal co-sleeping and adult-child co-sleeping. Co-sleeping has been practiced across cultures, but its benefits and drawbacks are often overlooked, according to Australian researchers.