Articles tagged with Sleep
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 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.
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.
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.
A study by LA BioMed found that men who get more sleep on the weekend can improve their insulin sensitivity, reducing their risk of developing type 2 diabetes. The research, conducted over six months, involved 19 non-diabetic men who slept an average of 6.2 hours per night during the week and caught up on sleep on weekends.
A study found that patients taking tasimelteon had a significantly higher rate of re-synchronization of their body clock, leading to improved night-time sleep and reduced daytime drowsiness. The medication addresses the root cause of Non-24 Hour Sleep-Wake Disorder in blind individuals by synchronizing their circadian clock.
A study found that insufficient sleep raises levels of a substance in the body that controls pleasurable eating, leading to increased hunger and appetite. The research suggests that this may be due to an elevation in the endocannabinoid molecule 2-arachidonoylglycerol, which is involved in signaling rewarding events and enjoyment of food.
A study found that farmworkers don't get a break from the heat when they're off the clock, leading to compromised sleep quality and potential safety issues. The research highlights the need for improved housing conditions and respite from the heat in migrant farmworker communities.
A recent study published in the Journal of the American College of Cardiology found that obstructive sleep apnea is associated with a significantly higher risk of sudden cardiac death. The study, which followed over 10,700 participants for an average of 5.3 years, revealed that people with sleep apnea were almost twice as likely to exp...
A new study reveals that frequent binge drinking is significantly associated with insomnia symptoms in older adults. Participants who engaged in binge drinking on more than two days per week had an 84 percent greater odds of reporting insomnia symptoms compared to non-binge drinkers.
A recent UC San Francisco study found that poor sleep quality is significantly associated with increased inflammation levels among women with coronary heart disease. Women who reported very poor or fairly poor sleep quality showed a greater increase in inflammatory biomarkers compared to men.
A clinical study has found electronic stimulation therapy to reduce obstructive sleep apnea (OSA) safe and effective. The therapy, called Inspire Upper Airway Stimulation, was shown to significantly improve symptoms by restoring tone to key airway muscles and preventing airway collapse.
Researchers found that consistent bedtime within 45 minutes increases likelihood of using CPAP for at least four hours. Adults with inconsistent bedtimes are more likely to nonadhere to treatment, increasing odds by 3.2 times.
A team of researchers led by UC Riverside's Maxim Bazhenov is investigating the role of sleep in memory and learning with a $7.5 million grant from the Department of Defense. The study aims to explore the neural substrate for memory consolidation during sleep, which may improve human memory performance.