A sleep researcher at the University of Colorado at Boulder, he told Science News that the Swiss team used good methods.
This sleep researcher at the University of Pennsylvania in Philadelphia says that the circadian clock is very sensitive to light at night.
«We find that contrary to much conventional wisdom, it is very likely that we do not sleep less than our distant ancestors,» said the study's senior author, Jerome Siegel,
a sleep researcher at the University of California, Los Angeles.
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.
The spindle - thalamus link made it «logical that the sleep spindle would play a role in regulating sensory input while we sleep,» says Jeffrey Ellenbogen,
a sleep researcher at Harvard Medical School and Massachusetts General Hospital in Boston.
In a different study,
sleep researchers at Loughborough University in England found that after a 30 - minute exposure to cell phone signals in talk mode, people took nearly twice as long to fall asleep as they did when the phone had been off or in standby mode.
Not exact matches
«Naps are definitely a good way to help you feel more rested, but keep them to about 10 to 15 minutes, ideally,» says Henry Olders, a
sleep researcher and assistant professor
at McGill University.
Researchers at Appalachian State University found that morning exercise lowers your blood pressure, reduces stress and anxiety, and helps you
sleep better
at night.
The
researchers behind the study that disrupted volunteers»
sleep suggested there may be a nasty cycle
at work in the relationship between bad
sleep and increased Alzheimer's risk.
While skimping on
sleep is associated with weight gain,
researchers at Wake Forest found that those who
sleep more than eight hours a night packed on more belly fat, the dangerous kind that's associated with heart disease, diabetes, and stroke.
In a study funded by NASA, David Dinges, a professor
at the University of Pennsylvania, and a team of
researchers found that letting astronauts
sleep for as little as fifteen minutes markedly improved their cognitive performance, even when the nap didn't lead to an increase in alertness or the ability to pay more attention to a boring task.
Cheri Mah, a
researcher in the Stanford
Sleep Disorders Clinic and Research Laboratory, «showed that basketball players at the elite college level were able to improve their on - the - court performance by increasing their amount of total sleep time.&r
Sleep Disorders Clinic and Research Laboratory, «showed that basketball players
at the elite college level were able to improve their on - the - court performance by increasing their amount of total
sleep time.&r
sleep time.»
In 2011, a group of
sleep researchers did a study
at Stanford and discovered that varsity athletes there significantly increased their performance (regardless of sport) by
sleeping 10 hours a day.
Researchers found that when children started going to
sleep at a more consistent time, their behavior improved as well.
«The best thing parents can do is put a baby to bed early enough to avoid overtiredness,» said Jodi Mindell, a therapist and
researcher at the Center for
Sleep Medicine in Philadelphia and author of «
Sleeping Through the Night» (HarperPerennial, $ 12).
A team of
researchers from the University of Colorado recently performed a meta - study where they looked
at all of the available research about screen time and
sleep.
Sleep Training Study Findings Not Final Word API and other researchers encourage parents to reject the pervasive notion that parental sleep can only happen, or best happens, when we purposely and repeatedly ignore and dismiss the distress calls of our babies and children at n
Sleep Training Study Findings Not Final Word API and other
researchers encourage parents to reject the pervasive notion that parental
sleep can only happen, or best happens, when we purposely and repeatedly ignore and dismiss the distress calls of our babies and children at n
sleep can only happen, or best happens, when we purposely and repeatedly ignore and dismiss the distress calls of our babies and children
at night.
These observations are consistent with current research if we assume the
researchers were observing babies with a fairly typical nursing pattern, where baby has a longer
sleep period
at night and gradually decreases the amount of time between nursing as the day progresses.
At 6 months of age, only 22 % of babies studied who
slept on their backs were independently sitting (as compared to the 50 % expected by
researchers).
The
researchers discovered that infants who routinely
sleep with their mothers breast - feed twice as often and for three times longer than babies left in a separate room
at night.
Contrary to what many pediatric
sleep researchers claim, or
at least, lead parents to believe, the consolidation of human infant
sleep is not what is important biologically for an infant especially in the first six months of life.
Dr. James McKenna is a leading
researcher in the field of bed - sharing and has quite a few studies quoted on the Mother - Baby Behavioral
Sleep Laboratory
at University of Notre Dame website: http://www.nd.edu/~jmckenn1/lab/media.html The more important point here is that no professional should tell you what to do.
Perhaps they are nonsensical questions to
researchers who, along with the public health community
at large, have such a blind spot related to bedsharing that they refuse to acknowledge that there is ANY way to reduce SIDS risk in a baby who
sleeps with their parents.
That was the goal of the new study, by
researchers at Hasbro Children's Hospital and Children's Hospital Boston, who found that
sleep position does not affect the severity of head flattening.
Researchers at the University Hospitals Case Medical Center in Cleveland found that
sleep deprived women's skin ages prematurely, is less able to recover after sun exposure, and more likely to break out due to stress and exhaustion.
Researchers believe this abnormality, in the brain's control of head and neck movement, breathing, heartbeat and the body's responses to deprivation of oxygen supply, could be the reason why some babies
sleeping on their front are more
at risk of SIDS.
In 2008,
researchers at Drexel University found symptoms can worsen in post-partum depression patients when their quality of
sleep declines.
The incidence of bed - sharing is on the rise in the U.S., and while most parents say that their baby
sleeps separately
at night, when
researchers ask more specific questions, it turns out that roughly half of moms and dads actually do
sleep with their babies
at least occasionally.
Researchers found in a recent study (Schieche et al. 2008) in the Journal of Zero to Three (Jan. 2009) that in a sample of 80 babies ages 6 - 18 months old whose parents completed the above method, 13 % of the babies had a relapse of
sleep problems, 8 % did not respond
at all, but 79 % of the babies had continued success with being able to
sleep through the night and self soothe themselves upon wakening.
Sleep disorders have been found by various
researchers to put stress on parent's emotional and physical resources, put parent - child relationships
at risk, affect a child's well being, as well as strain a mother and father's relationship.
The
researchers, who published their findings online this week in Biology Letters, concluded that the birds were resting half of their brains
at a time in order to catch up on
sleep while staying on guard.
When
researchers looked
at their brain activity during these times, they saw that one hemisphere of the brain had electrical patterns resembling nighttime
sleep, whereas patterns from the other hemisphere indicated wakefulness.
Erin Keebaugh, Ph.D., a postdoctoral
researcher in Associate Professor William Ja's Laboratory
at TSRI, suspected that the systems responsible for caffeine's impact on fly (and maybe human)
sleep patterns are more complex than a single caffeine and receptor interaction.
Researchers at the Universitat Jaume I (James I Univeristy, UJI) have developed new compounds for the treatment of infectious tropical diseases, such as malaria,
sleeping sickness, Chagas disease and leishmaniasis.
Most recently, he noted,
researchers reported in Science that
sleep functions as a kind of «sewer system» for the brain,
at least in mice, by flushing beta - amyloid, which is known to accumulate in the brains of patients with Alzheimer's disease.
Researchers assessed self - reports of
sleep timing, sleepiness, and well - being (depressive symptoms and mood) before the school made the schedule change, and evaluated the measures again
at approximately one and nine months after the delay.
Babies who were
sleeping in their own rooms
at ages 4 or 9 months got more nighttime
sleep than babies the same ages who roomed with parents,
researchers reported online June 5 in Pediatrics.
Pregnant women who are diagnosed with
sleep disorders such as
sleep apnea and insomnia appear to be
at risk of delivering their babies before reaching full term, according to an analysis of California births by
researchers at UC San Francisco.
The
researchers found no differences in
sleep duration between the groups of babies
at age 12 months.
At age 21.5 (in 2005), the
researchers tested the single male participants» testosterone levels when they woke and when they went to
sleep.
Researchers at the University of York have shed new light on
sleep's vital role in helping us make the most of our memory.
The study quite reasonably suggests there is a finite amount of
sleep to be had,
at least for the 50 Japanese 19 - month - olds tracked by
researchers.
The second and third nights the
researchers relentlessly bombarded each snoozing participant with recordings of common noises such as toilets flushing, phones ringing and people talking, starting each noise
at a low volume and repeating it more and more loudly until the subject was aroused from
sleep.
Liese Exelmans, a
researcher at the Leuven School for Mass Communication Research and the study's lead author, said people might
sleep an appropriate amount of time (seven to nine hours for adults), but the quality is not always good.
When a kid gets concussed, the instinct of many parents, myself included, is to cocoon their child, limiting social interaction, activity and even
sleep, a recent poll conducted by
researchers at UCLA suggests.
But now
researchers reporting in Current Biology on December 28 have found a way to capture detailed information on human
sleep cycles over long periods of time while individuals slumber
at home in their usual way.
More unexpected,
researchers at the University of Wisconsin
at Madison uncovered a link between
sleep apnea and cancer mortality: Cancer deaths among patients with severe apnea were five times higher than among those without.
However, when the
researchers compared players» performance before and after
sleeping, only Doom - related dreaming was correlated with improvement
at the game.
Researchers at the 12th International Neuroscience Winter Conference will explore, among other hot topics in neuroscience, the neurobiology of courtship, new gene therapy approaches in Parkinson's disease, the role of
sleep in neuropsychiatric disorders and breakthroughs in brain repair.
Researchers at Duke - NUS Graduate Medical School Singapore (Duke - NUS) have found evidence that the less older adults
sleep, the faster their brains age.