Articles tagged with Sleep
Researchers investigated sleep breathing in quadriplegic patients and found a significant correlation between spinal cord injury level and sleep-disordered breathing. Those with cervical SCI were more likely to have central sleep apnea, which can be life-threatening if left untreated.
A new study suggests that social ties, including relationships with peers and parents, play a more significant role in teen sleep problems than biological factors. The research found that parental monitoring, pro-social friendships, and time spent on screens can impact adolescent sleep habits.
A study found that 74.8% of obese patients were poor sleepers, with significant associations between sleep quality and mood disturbance, as well as anxiety and depression. The study highlights the importance of screening for sleep problems in individuals with severe obesity to improve quality of life.
A CU-Boulder-led team has discovered that ring-tailed lemurs in Madagascar consistently sleep in limestone chambers for their nightly rest. The behavior provides safety from predators, access to water and nutrients, and refuge from human activities.
A new analysis of NFL results suggests that West Coast teams perform better at night when playing East Coast teams, likely due to their natural circadian peak. In 106 night games, West Coast teams beat the point spread in 66% of matches by an average of 5.26 points.
Researchers at Brigham and Women's Hospital found a link between insomnia symptoms and higher mortality risk in men, particularly those with difficulty falling asleep and non-restorative sleep. The study, published online in Circulation, followed over 23,000 men for six years and found modest increases in cardiovascular-related death.
A CU-Boulder study found that sleep strengthens connections between the left and right hemispheres of young children's brains, which may help with brain function maturation. This growth is linked to improved skills such as language, attention, and impulse control.
Researchers found that boys with autism who had access to screens in their bedrooms spent less time sleeping. Video-game exposure was also linked to reduced sleep among the boys with ASD. The study highlights the need for parents to monitor and limit screen use before bedtime for children with autism.
Research by Brigham Young University suggests that a consistent bedtime and wake time can lead to lower body fat. The study found that those with the best sleeping habits had healthier weights, with quality sleep being an important factor in body composition.
A new study published in the Journal of Clinical Sleep Medicine found that consuming 400mg of caffeine six hours before bedtime can significantly reduce total sleep time by over one hour. Participants remained unaware of this disruption.
A new study found that hormone therapy has no significant impact on the quality of life for recently menopausal women without hot flashes. Women with moderate to severe hot flashes did experience improvements in sleep and other symptoms, but not overall health or sexual well-being.
A new study from the University of California, Berkeley found that teenagers who go to bed late during the school year are more prone to academic and emotional difficulties. The study analyzed data from over 2,700 U.S. adolescents and found that school-year night owls had lower GPA scores and were more vulnerable to emotional problems.
A study by Boston Children's Hospital reveals that brainstem abnormalities are present in infants who die suddenly and unexpectedly, regardless of their sleep environment. The researchers found that these abnormalities impair breathing, heart rate, and temperature control during sleep, making the babies vulnerable to sudden death.
New research reveals that sleep plays a crucial role in consolidating visual task learning through specific brain frequencies. Brainwaves of 15 volunteers were measured during sleep and training to demonstrate increased sigma power in the visual cortical area, leading to improved performance on the task.
Researchers at the University of Oulu, Finland, and the Helmholtz Center Berlin have shed light on the structure of thiolase, an enzyme crucial for lipid metabolism in parasites. By blocking the active site, lipid-like substances can be developed to inhibit parasitic metabolism.
A new study published in Pediatrics found that children who slept more for a week consumed an average of 134 fewer calories per day and weighed half a pound less compared to those who slept less. The study suggests that enhancing school-age children's sleep at night could have important implications for preventing and treating obesity.
Chronic snoring during pregnancy linked to poor delivery outcomes, including smaller babies and C-sections. Researchers found that pregnant women with sleep-related breathing problems are more likely to deliver underweight babies and require emergency or elective C-sections.
A new study found that reports of shorter sleep duration and poorer sleep quality in older adults are associated with higher levels of beta-amyloid buildup, a hallmark of Alzheimer's disease. The study suggests that treatments for poor sleep may help prevent or slow the progression of the disease.
A study of 70 elderly adults found that shorter sleep duration and poorer sleep quality were associated with greater beta-amyloid buildup in the brain, a hallmark of Alzheimer's disease. The research suggests that optimizing sleep may help prevent or slow AD progression.
A new study funded by NIH suggests that sleep plays a crucial role in removing toxic molecules from the brain, which can contribute to neurodegenerative disorders such as Alzheimer's disease. The glymphatic system, a plumbing system in the brain, is found to open during sleep, allowing fluid to flow rapidly and clearing out toxins.
A recent study published in Science shows that the brain's unique glymphatic system, responsible for removing waste, is highly active during sleep. This process clears away toxic proteins associated with Alzheimer's disease, suggesting a vital function of sleep in maintaining brain health.
Three new studies highlight the importance of seeking treatment for sleep illnesses and aiming for 7-9 hours of sleep per night. Results show increased mortality risks, motor vehicle crashes, and poor self-rated health among individuals with untreated obstructive sleep apnea (OSA).
Scientists discovered a function of sNPF, a neuropeptide, in regulating both sleep and food intake in Drosophila. Activating sNPF led to rapid sleep induction, with flies sleeping on food sources for days. This study provides insight into the interaction between sleep and metabolism.
A CDC study links short and long sleep durations to increased risk of coronary heart disease, stroke, and diabetes. Adults 45+ who sleep six hours or less or more than 10 hours per night are at higher risk for these chronic diseases, the American Academy of Sleep Medicine advises.
The incidence of baby bed-sharing has more than doubled since 1993, with black and Hispanic infants at higher risk of SIDS. Healthcare provider advice plays a key role in educating caregivers about safe sleep practices.
A study found that bed sharing increased among black and Hispanic families, with black infants sharing beds most often. The percentage of black infants usually sharing a bed increased from 21.2% in 1993 to 38.7% in 2010.
A 12-week yoga class and home practice reduced insomnia in postmenopausal women, while exercise showed similar benefits. However, yoga did not impact hot flashes or night sweats.
A UMass Amherst study found that daytime naps improve memory and visual-spatial task performance in preschool children. Children who napped did significantly better on a test after a nap and the next day compared to those who didn't nap.
The UK's sleep disorder services are severely lacking, with high rates of obstructive sleep apnea (OSA) in certain regions going undiagnosed and untreated. Despite the rising demand due to an aging population, many areas have limited access to specialized care, leading to a concerning mismatch between need and supply.
Researchers at Tel Aviv University found that viral respiratory infections may be behind the seasonal spike in sleep-disordered breathing among children. The study, published in Sleep Medicine, suggests that winter months are when pediatric sleep-disordered breathing worsens, contrary to previous assumptions about asthma and allergies.
Researchers found significant improvements in facial appearance, including reduced puffiness and redness, after just a few months of CPAP treatment for middle-aged patients with sleep apnea. The study used face mapping and photogrammetry techniques to measure changes in facial contours.
A new study suggests that continuous positive airway pressure (CPAP) therapy can improve the subjective impression of people with obstructive sleep apnea (OSA), making them appear more alert, youthful, and attractive. The study used digital photos to assess facial changes before and after at least two months of CPAP treatment.
A new study from Harvard School of Public Health found that blacks are more likely to sleep less than seven hours a night, increasing their risk of obesity, high blood pressure, diabetes, heart disease, and death. Black professionals had the highest prevalence of short sleep, while white professionals had the lowest.
A study published by JAMA Pediatrics found that improving household routines associated with obesity can increase sleep duration and reduce TV viewing among low-income, minority children. The intervention also resulted in a decrease in body mass index (BMI) over six months.
A study found that sleep apnea severity can independently predict melanoma aggressiveness, with more severe cases showing faster tumor growth and deeper invasion. Researchers hope this link may lead to new therapeutic possibilities for people with both conditions.
Researchers found that people with primary insomnia have difficulty modulating brain regions used for working memory, leading to decreased efficiency during the day. The study provides a biological marker for treatment success and sheds light on the daytime problems associated with insomnia.
A new molecule selectively blocks specialized light-sensitive receptors in the eyes, which could help treat migraines and potentially other disorders of the central nervous system. The drug also showed no interaction with rhodopsin or other opsins, making it a promising lead for research and potential clinical applications.
Researchers found that transcranial direct current stimulation (tDCS) improved sleep quality and reduced fatigue symptoms in patients with post-polio syndrome. The treatment, applied for 15 days, showed significant improvements in physical functioning and social functioning, as well as a decrease in depression scores.
New Northwestern University research shows that aerobic exercise during the day does not result in improved sleep that same night for people with existing sleep problems. Regular exercise is a healthier way to address underlying insomnia issues, as it can lead to better sleep quality and reduced fatigue over time.
Research suggests that patients' chronic pain affects their spouses' emotional well-being and marital satisfaction, leading to compromised sleep quality. In close relationships, the greater a patient's pain, the less refreshing the sleep for the spouse.
A new study finds that continuous positive airway pressure (CPAP) therapy significantly reduces the risk of death in patients with chronic obstructive pulmonary disease (COPD) and obstructive sleep apnea (OSA). The study, published in the Journal of Clinical Sleep Medicine, analyzed data from 3,396 patients who used CPAP for at least t...
The study reveals deeply concerning problems with the way workplaces are changing, including drivers' susceptibility to developing diabetes and other diseases. Truck drivers also face challenges such as federal regulations limiting their driving hours and pressure to meet market demands, which can lead to fatigue and health issues.
A CU-Boulder study found that spending just one week in natural light while camping synchronizes the circadian clocks of participants with the timing of sunrise and sunset. Exposure to electrical lighting has disrupted our internal clocks, but natural light helps restore synchronization.
A week of camping exposed people to true dawn and dusk, synchronizing their internal biological clocks. This shift helped people revert to an early bird's schedule, with a typical modern environment causing a two-hour delay in circadian timing.
A study published in the American Journal of Human Genetics found new genetic variants that protect against human African trypanosomiasis, or sleeping sickness, also increase the risk of developing chronic kidney disease. These variants were most common in Fulani pastoralist groups living in western and central Africa.
A recent study published in Current Biology found that lunar cycles affect human sleep quality. The research revealed a significant drop in brain activity related to deep sleep around full moon, with participants also reporting poorer sleep quality and lower melatonin levels.
Research suggests that humans still respond to lunar cycles, influencing sleep patterns even when unaware of the moon phase. Studies show decreased deep sleep, slower sleep onset, and lower melatonin levels around full moon.
A study published in Psychosomatic Medicine found that poor sleep quality during pregnancy can disrupt the immune system, leading to lower birth weights and other complications. Women with depression are more likely to experience disturbed sleep and immune system disruption.
Researchers found that athletes sleeping less than 7 hours before baseline concussion testing performed worse on cognitive tests and reported more symptoms. Significant differences were seen in Reaction Time, Verbal Memory, and Visual Memory scores.
A study of 9,000 preschoolers found that those with shorter than average sleep times had higher rates of 'externalizing' behavior problems. The researchers recommend discussing steps to improve sleep habits for children with behavior problems.
UC Berkeley psychologists found that people are more likely to lash out at their romantic partners over relationship tensions after a bad night's sleep. Couples who fight more are less happy and less healthy.
A new study suggests that CPAP therapy significantly reduces nightmares in veterans with post-traumatic stress disorder (PTSD) and obstructive sleep apnea. Treatment compliance improves when patients experience restful sleep without frequent nightmares, leading to better overall health outcomes.
A large population study found that sufficient sleep increases the protective benefits of exercise, healthy diet, and non-smoking on cardiovascular disease. Adding sufficient sleep to these factors resulted in a 65% lower risk of composite CVD and an 83% lower risk of fatal events.
Researchers found that circadian rhythm disruption and alcohol combination leads to liver disease, a previously unrecognized risk factor. The study suggests that lifestyle factors like shift work and poor sleep can promote gut leakiness and increase disease susceptibility.
A recent study has found a significant link between long-term night shifts and an increased risk of breast cancer. Women who worked night shifts for 30 or more years were twice as likely to develop the disease, highlighting the importance of workplace policy.
A study found that healthy adults with late bedtimes and chronic sleep restriction gained more weight than control subjects, likely due to increased caloric intake and fat consumption during late-night hours. The study also revealed gender and race differences in weight gain among sleep-restricted subjects.
Researchers found SAD participants have misconceptions about sleep habits similar to those of insomniacs, leading to incorrect reports of sleep duration. Cognitive behavioral therapy for insomnia may be effective in treating seasonal affective disorder by addressing unhelpful beliefs about sleep.
A virtual skin model developed by researchers at the University of Sheffield and PÎG has revealed that skin has 'sleeping' stem cells which can be woken up to regenerate skin, explaining why our ability to do so reduces with age. The model has implications for combating aging effects and skin cancer.
A study by Wayne State University researcher James A. Rowley found that African-American men are more likely to experience severe sleep apnea, especially in younger age groups. The study controlled for body mass index and other factors, revealing a racial disparity in sleep apnea severity.
Prader-Willi syndrome is associated with the loss of non-coding RNAs, resulting in dysregulation of circadian and metabolic genes. The study found that mice engineered with the loss of a long non-coding RNA showed altered energy use and metabolic differences during sleep.