Sentences with phrase «reported sleep hours»

Importantly, we also found that average test scores do not change dramatically across a relatively large range of reported sleep hours.

Not exact matches

If you think super high achievers are running around like maniacs all day and sleeping five hours a night, you couldn't be further from the truth, reports UC Berkeley's Greater Good Science Center which studies positive psychology and recently laid out the relevant science:

I even came across one fascinating report that suggests humans naturally sleep in two four - hour increments, separated by a one - or two - hour waking «break.»

A new report released by the Centers for Disease Control reveals 30 percent of American adults -; that's 40.6 million of us -; sleep six hours a day or fewer.

The 59 - year - old college drop - out finds seven hours to be the best amount of sleep for optimal creativity the following day, also reports the Times.

The number of hours subjects had actually slept seemed to have little bearing on their test results,» reports Olivia Goldhill for Quartz.

The report reveals the prisoners with broken legs were forced to stand, or went as long as 180 hours without sleep.

In a surprise best seller of 1991, The Overworked American, economist Juliet Schor reported that work hours and stress are up and sleep and family time are down for all classes of employed Americans.

You've been sleeping the past 8 hours since I've seen you, there is nothing new to report.)

Those who make a commitment to deep, uninterrupted sleep for eight or more hours report more focus, more energy and more motivation than their counterparts.

Surveyed moms of newborns reported back with a reality check: Their babies sleep an average of 14.3 hours per night.

She notes that on average, students reported getting 6.4 hours of sleep per night.

Most teens do not get enough sleep — one study found that only 15 % reported sleeping 8 1/2 hours on school nights.

It is reported that about 50 % of infant are able to sleep through the night, 8 or more hours, by age 5 months (Henderson, France, Owens, & Blampied, 2012).

Our observations of reduced fever at 1 month and reduced stuffy nose at 6 months associated with nonprone sleep positions are consistent with this hypothesis, as is the reported observation that adults with upper respiratory tract infections have lower nasal bacterial counts after lying supine for 1 hour vs lying prone for 1 hour.11 Also, infants sleeping supine swallow more frequently than infants sleeping prone in response to a pharyngeal fluid stimulus, suggesting more effective clearing of nasopharyngeal secretions in the supine position and, hence, less potential for eustachian tube obstruction and fewer ear infections.12

The number of hours of sleep can predict depression and women who report more hours of sleep have lower rates (Dorheim, Bondevik, Eberhard - Gran, & Bjorvatn, 2009b).

One dad, who said they had a good experience overall, reported, «After 36 hours of my wife being awake, «baby friendly NYU» sent me home because visitors weren't allowed and tried to make my sleep - deprived and terrified wife care for a newborn by herself.

He stirred, bleated once or twice, but did not wake, and then proceeded to sleep for a stunning six solid hours or so while I sat in bed staring at the silent baby monitor, alternatively terrified that OH MY GOD HE MUST BE DEAD and waking my husband up to regularly report on how long he was sleeping, IS N'T THIS AMAZING?

For instance, a study conducted in the 1990s reported that 3 - month old Dutch infants slept 2 hours more than did American infants at the same age (Super et al 1996).

According to the results, by the time the twins reached full - term, mothers were sleeping an average of 5.4 hours in a 24 - hour period, with over 70 percent reporting less than six hours of sleep.

Avery Brandon, of New York City, was proud to report that her daughter Skyler was clocking almost 12 hours of sleep at 4 months.

A December 2008 Institute of Medicine report on resident duty hours says physicians should be getting at least 5 hours of continuous sleep after 16 hours of work.

Children who reported watching TV or playing video games before bed got an average of 30 minutes less sleep than those who did not, while kids who used their phone or a computer before bed averaged an hour less of sleep than those who did not.

More than 35 percent of nearly 75,000 survey respondents reported getting less than seven hours of sleep, on average, each night.

The study group comprised 123 healthy adults with a self - reported sleep duration of at least 6.5 hours.

But now scientists report new evidence that songbirds may polish their songs during their sleeping hours.

Based on self - reports, 30 % of the respondents were considered «short sleepers,» sleeping less than 7 hours a night; 31 % were «optimal sleepers,» sleeping about 7 hours a night; and 39 % were «long sleepers,» sleeping more than 7 hours a night.

Although teenagers need about nine hours of sleep a night on average, according to the National Institutes of Health, only 3 percent of students reported getting that amount, and 20 percent of participants indicated that they got five hours or less.

A recent NTSB report revealed that sleep - deprived air traffic controllers played a role in at least four near - fatal incidents on the nation's runways since 2001, and the controller on duty in one of the worst U.S. accidents in five years — the 2006 crash of a Comair flight that killed 49 people in Lexington, Kentucky — was working on only two hours of sleep.

The authors also add that an increase in reported «long sleep,» i.e. for more than nine hours each night, of 0.48 percent / year over this 14 - year period, calls for further research into the health effects of «long sleep.»

And in a two - week trial at Brigham and Women's Hospital in Boston, published in 2014, volunteers who read on an iPad for four hours before bed reported feeling less sleepy, took an average of 10 minutes longer to fall asleep and slept less deeply compared with those who read paper books at night.

Among this age group, 72 percent reported regularly getting seven - plus hours of sleep per night in 1991; by 2012, in the same age group, 63 percent of adolescents reported regularly receiving seven or more hours of sleep per night.

Racial / ethnic minorities and those whose parents had little formal education said they were less likely to regularly get seven or more hours of sleep, yet they were more likely to report getting adequate sleep, suggesting a mismatch between actual sleep and perceptions of adequate sleep.

A study by researchers at Columbia University's Mailman School of Public Health found that female students, racial / ethnic minorities, and students of lower socioeconomic status are particularly affected, with teens in these categories less likely to report regularly getting seven or more hours of sleep each night compared with their male counterparts, non-Hispanic white teenagers, and students of higher socioeconomic status, respectively.

Students in the 8th, 10th and 12th grades of a nationally representative survey of more than 270,000 adolescents from 1991 to 2012 reported how often they get seven or more hours of sleep.

More than 28 percent of adults in the U.S. report that they get less than six hours of sleep a night, with this cumulative deprivation becoming more common in the past three decades.

The researchers report today in the journal Public Library of Science: Medicine that people who consistently slept less than five fours a night had significant differences in the hormones leptin and ghrelin as compared with people who slept an average of eight hours a night.

Of more than five dozen studies looking at youths ages 5 to 17 from around the world, 90 percent have found that more screen time is associated with delayed bedtimes, fewer hours of sleep and poorer sleep quality, the authors report.

Study participants reported sleep that ranged from more than seven hours to no more than five hours.

A 2005 survey by the National Sleep Foundation reports that, on average, Americans sleep 6.9 hours per night — 6.8 hours during the week and 7.4 hours on the weekSleep Foundation reports that, on average, Americans sleep 6.9 hours per night — 6.8 hours during the week and 7.4 hours on the weeksleep 6.9 hours per night — 6.8 hours during the week and 7.4 hours on the weekends.

In last January's New England Journal of Medicine study, Strollo and his colleagues reported that the therapy, with a device made by Inspire Medical Systems, reduced subjects» sleep apnea events by 68 percent, from a median of 29.3 events an hour to nine an hour, basically turning severe apnea into a mild case.

One in five from the United States (21 %), Japan (19 %) and the United Kingdom (18 %) report sleeping less than six hours a night during the work week, about twice the rate of the other countries (11 % Mexico, 10 % Germany, 7 % Canada,)

Studies from the 1970s reported average sleep times closer to seven hours a night.

Nearly 22 percent of the students reported sleeping fewer than seven hours on school nights.

Studies suggest that average sleep times have declined since 1900, when people reported sleeping nine hours a night.

Only six percent reported getting eight hours of sleep on weeknights and only 22 percent reported getting at least seven hours.

One extra hour of sleep per night appears to decrease the risk of coronary artery calcification, an early step down the path to cardiovascular disease, a research team based at the University of Chicago Medical Center reports in the Dec. 24/31 issue of JAMA.

In one study of 65 subjects with a chronic pain condition, those who were assigned a daily gratitude journal to be completed at night reported half an hour more sleep than the control group.

In fact, individuals who reported six or fewer hours of sleep a night had the highest levels of inflammatory hormones and changes in blood vessel function.

A new study by researchers at the University of Houston College of Optometry published in the journal Ophthalmic & Physiological Optics found that while the blue light emitted from digital devices could be contributing the high prevalence of reported sleep dysfunction, participants who wore short wavelength - blocking glasses three hours before bedtime for two weeks experienced a 58 % increase in their evening melatonin levels.