Sentences with phrase «duration of sleep in»
While a more recent 2008 meta - analysis completed found that short duration of sleep in both children and adults increased the risk of obesity.
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Multiple studies have shown valerian root to be successful at improving both the quality and duration of sleep in people suffering from insomnia.
Not exact matches
Then, I will deprive myself of sleep until I get on the plane (i.e., work all night until my 7 a.m. or 8 a.m. flight), pass out for the duration of the flight, and land in the morning ready to go.
In fact, if we agree with him that human experiences of as brief a duration as one - tenth of a second may be distinguished in consciousness, and if we disregard the problem of whether a sleeping person also experiences at about the same rate of ten occasions per second, then simple arithmetic enables us to conclude that the concrete reality of a human being that lives seventy years is well over two billion individual «selves»In fact, if we agree with him that human experiences of as brief a duration as one - tenth of a second may be distinguished in consciousness, and if we disregard the problem of whether a sleeping person also experiences at about the same rate of ten occasions per second, then simple arithmetic enables us to conclude that the concrete reality of a human being that lives seventy years is well over two billion individual «selves»in consciousness, and if we disregard the problem of whether a sleeping person also experiences at about the same rate of ten occasions per second, then simple arithmetic enables us to conclude that the concrete reality of a human being that lives seventy years is well over two billion individual «selves»!
Initial consultation of at least one hour duration, to discuss your child's sleep pattern and how to monitor the sleep pattern effectively in order to achieve the best way forward.
Wired at a young age: the effect of caffeine and technology on sleep duration and body mass index in school - aged children.
Interestingly, at baseline, the mean of cry duration (4.96 hours in the massage and three hours in rocking groups), sleep duration (9.29 hours in the massage and 12.24 hours in the rock groups), and infant colic severity were significantly different.
Having a proper sleep in pregnancy duration is a challenge for most of the mothers.
When Mindell and her fellow researchers examined data on babies in Asia who slept alone, the quality and duration of their sleep were just as low as babies who co-slept with parents.
Laboratory studies reveal that the average duration of infant and maternal awakenings in the cosleeping environment are shorter on average than the awakenings mothers and babies experience when baby awakens in another room, and requires intervention before going back to sleep (see Mosko et al 1997).
Babies arouse more frequently, but for shorter average durations than if the baby slept apart - and spend less time in deeper stages of sleep which may not be beneficial for babies with arousal deficiencies - as also shown in recently published refereed articles.
Twenty - nine percent of children 2 to 3 years of age have a television in their bedroom, and 30 % of parents have reported that watching a television program enabled their children to fall asleep.3 Although parents perceive a televised program to be a calming sleep aid, some programs actually increase bedtime resistance, delay the onset of sleep, cause anxiety about falling asleep, and shorten sleep duration.41 Specifically, in children younger than 3 years, television viewing is associated with irregular sleep schedules.42 Poor sleep habits have adverse effects on mood, behavior, and learning.
As she did not tolerate sleeping flat on her back, for the first four months of her life (the approximate duration of her «colic»), our daughter slept primarily in a bouncy chair in front of me, which was the only place where she could relax enough to sleep (other than my chest, which was not a restful option for me).
By the time the twins had been home for eight weeks, average sleep duration had only improved marginally to 5.6 hours daily, although this was achieved in fewer sleep episodes lasting an average of 31.8 minutes each.
Usually, an earlier return of menses is attributed to one or more of the following: baby sleeping though the night, starting baby on solid foods, weaning, bottle and / or pacifier use, and changes in frequency and duration of nursing.
Physiologic studies have demonstrated that, in general, swaddling decreases startling, 301 increases sleep duration, and decreases spontaneous awakenings.310 Swaddling also decreases arousability (ie, increases cortical arousal thresholds) to a nasal pulsatile air - jet stimulus, especially in infants who are easily arousable when not swaddled but less so in infants who have high arousal thresholds when not swaddled.301 One study found decreased arousability in infants at 3 months of age who were not usually swaddled and then were swaddled but found no effect on arousability in routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein general, swaddling decreases startling, 301 increases sleep duration, and decreases spontaneous awakenings.310 Swaddling also decreases arousability (ie, increases cortical arousal thresholds) to a nasal pulsatile air - jet stimulus, especially in infants who are easily arousable when not swaddled but less so in infants who have high arousal thresholds when not swaddled.301 One study found decreased arousability in infants at 3 months of age who were not usually swaddled and then were swaddled but found no effect on arousability in routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein infants who are easily arousable when not swaddled but less so in infants who have high arousal thresholds when not swaddled.301 One study found decreased arousability in infants at 3 months of age who were not usually swaddled and then were swaddled but found no effect on arousability in routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein infants who have high arousal thresholds when not swaddled.301 One study found decreased arousability in infants at 3 months of age who were not usually swaddled and then were swaddled but found no effect on arousability in routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein infants at 3 months of age who were not usually swaddled and then were swaddled but found no effect on arousability in routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein routinely swaddled infants.301 In contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddleIn contrast, another group of investigators showed decreased arousal thresholds310 and increases in autonomic (subcortical) responses311 to an auditory stimulus when swaddlein autonomic (subcortical) responses311 to an auditory stimulus when swaddled.
As a consequence of this research the past two decades (1989 - 2009) have witnessed a) a renewed recognition of the importance of contact and touch for babies in the context of improving breastfeeding initiation and duration [17]; b) an increased awareness of the role that close parental proximity and monitoring of babies plays in reducing SIDS and neglect [18][19]; and c) the impact of early mother - infant separation on long - term mental health [20]-- all leading to a resurgence of interest in parent - infant contact, particularly sleep contact.
«Adolescent sleep duration is associated with daytime mood: Promoting healthy sleep in adolescents could potentially prevent development of more serious mental health problems for some teens.»
But this study found no really serious symptoms associated with teething — no diarrhea, vomiting, high fevers, or reductions in the overall duration of sleep.
The researchers found no differences in sleep duration between the groups of babies at age 12 months.
In the study that is now being published in the scientific journal SLEEP, sleep researchers Jonathan Cedernaes and Christian Benedict, sought to investigate the role of nocturnal sleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stresIn the study that is now being published in the scientific journal SLEEP, sleep researchers Jonathan Cedernaes and Christian Benedict, sought to investigate the role of nocturnal sleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stresin the scientific journal SLEEP, sleep researchers Jonathan Cedernaes and Christian Benedict, sought to investigate the role of nocturnal sleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stSLEEP, sleep researchers Jonathan Cedernaes and Christian Benedict, sought to investigate the role of nocturnal sleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stsleep researchers Jonathan Cedernaes and Christian Benedict, sought to investigate the role of nocturnal sleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stsleep duration for this memory transfer, and how long - term memories formed by sleep remain accessible after acute cognitive stsleep remain accessible after acute cognitive stress.
This shows that even among those already considered to be at risk for cardiometabolic disease, in this case obese teens» decreased sleep duration was predictive of increased cardiometabolic risk.
Whether the mice were kept in constant light, constant darkness or normal cycles of both, their sleep times and duration became random.
Available in Volume 168, Issue 8 of the American Journal of Medical Genetics: Neuropsychiatric Genetics, the paper, titled, «Using the Coriell Personalized Medicine Collaborative Data to Conduct a Genome - Wide Association Study of Sleep Duration,» draws on data collected from Coriell study participants to establish its findings.
This is a widely - used instrument that measures multiple aspects of sleep quality such as sleep duration, the amount of time it takes to fall asleep, the amount of time actually spent sleeping while in bed, nighttime disturbances, and daytime sleepiness.
«We were surprised that the heritability of depressive symptoms in twins with very short sleep was nearly twice the heritability in twins sleeping normal amounts of time,» said principal investigator Dr. Nathaniel Watson, associate professor of neurology and co-director of the University of Washington Medicine Sleep Center in Seattle, Wash. «Both short and excessively long sleep durations appear to activate genes related to depressive symptoms,» added Watson, who also serves on the board of directors of the American Academy of Sleep Medisleep was nearly twice the heritability in twins sleeping normal amounts of time,» said principal investigator Dr. Nathaniel Watson, associate professor of neurology and co-director of the University of Washington Medicine Sleep Center in Seattle, Wash. «Both short and excessively long sleep durations appear to activate genes related to depressive symptoms,» added Watson, who also serves on the board of directors of the American Academy of Sleep MediSleep Center in Seattle, Wash. «Both short and excessively long sleep durations appear to activate genes related to depressive symptoms,» added Watson, who also serves on the board of directors of the American Academy of Sleep Medisleep durations appear to activate genes related to depressive symptoms,» added Watson, who also serves on the board of directors of the American Academy of Sleep MediSleep Medicine.
Past research has examined the impact of sleep duration on cognitive functions in older adults.
«The involvement of highly diverse biological processes in sleep duration may help explain why the purpose of sleep has been so elusive.»
For example, DBS of the subthalamic nucleus (STN) is effective for alleviating sleep problems and fatigue associated with PD, producing noticeable long - term improvements in sleep efficiency and the quality and duration of continuous sleep.
The study, conducted using fruit fly populations bred to model natural variations in human sleep patterns, provides new clues to how genes for sleep duration are linked to a wide variety of biological processes.
The ones who increased the volume and intensity of their training while reducing the duration of their sleep showed a 100 per cent rise in risk of injury.
The study also showed that the number of Google searches on the topic «sleep» has more than doubled and scientific publications on «short sleep» and its consequences has grown more than 10 fold from 2003 to 2016, and was highly correlated with the observed increase in sleep duration.
While previous studies have shown a link between sleep duration and obesity, the new work highlights the importance of sleep timing, says Kristen Knutson, a sleep researcher at the University of Chicago in Illinois.
Professor Peymané Adab, Professor of Chronic Disease Epidemiology & Public Health, said: «This study contributes to existing evidence for sleep duration as a risk factor for obesity in childhood, and later bedtime as an additional risk factor — regardless of sleep duration.
I became interested in the effects of various aspects of light — such as time of day and duration of exposure — on circadian rhythm, sleep and performance.
The third new study, looking at the link between sleep duration and obesity in teens, further blunts the idea that physical activity accounts for much of the increase in kids» weight.
«Our results help us further understand how sleep timing in addition to duration may affect obesity risk,» said principal investigator Kelly Glazer Baron, PhD, associate professor of neurology at the Feinberg School of Medicine at Northwestern University in Chicago, Illinois.
Insufficient sleep duration is also common in the U.S. population, with an estimated 25 - 30 percent of U.S. adults sleeping six or fewer hours per night, a duration associated with excessive sleepiness.
«Our results indicate the importance of sleep regularity, in addition to sleep duration, and that regular sleep is associated with improved well - being.»
When Siegel and his team analyzed the data, the researchers found that the sleep period (total time in bed including brief bouts of waking) in all three groups was similar — between 6.9 to 8.5 hours a night, with actual sleep durations of 5.7 to 7.2 hours a night.
With the invention of electric light bulbs in the 1870s, followed by the development of television, the Internet, and other high tech devices, researchers have argued that the duration of sleep has been shortened from the «natural» levels evolved in our hunter - gatherer ancestors.
The striking uniformity in the sleep duration and habits of three far - flung groups in Bolivia, Tanzania, and South Africa busts several myths about how much sleep our ancestors got — and what is optimum for modern humans, says Jerome Siegel, senior author of the study and a neuroscientist at the University of California (UC), Los Angeles.
The delay in school start time was associated with a significant (29 minute) increase in sleep duration on school nights, with the percentage of students receiving eight or more hours of sleep on a school night jumping from 18 to 44 percent.
It is important to keep in mind that the required amount of sleep per day changes with age, and studies indicate the following recommended sleep durations:
«We see a 1 - hour difference in sleep duration between summer and winter, whereas chronic use of sleeping pills adds at most 15 minutes to sleep time.»
If the students slept only 5 hours a night for a week, they displayed clearly riskier behavior in comparison with a normal sleep duration of about 8 hours.
«Although sleep scientists have generally accepted that the average sleep duration of Americans has been declining in parallel with our transformation to a frenetic 24 - hour society,» Quan wrote, «most sleep clinicians would consider those values indicative of sleep deprivation even by current standards.»
Graph showing sleep duration (in minutes) of wild fruit flies — long sleepers, normal sleepers, and short sleepers — artificially bred across 13 generations.
In turn, sleep loss, short - sleep duration, and impaired quality of sleep correlated with obesity and even more strongly with IGM related to insulin resistance (113).
At Korean population level, the evening chronotype was more common in younger women and linked to metabolic diseases with sex dimorphism, independent of lifestyle and sleep duration in subgroup analysis.