Sleep Research Society
@ResearchSleep
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Scientists committed to researching sleep and promoting education and training. Instagram: @researchsleep
Darien, IL
Joined April 2014
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Using objective measures of sleep in a cohort of >60,000 individuals the authors found people with more irregular sleep patterns have a higher risk of premature mortality & that sleep regularity is a stronger predictor of mortality risk than sleep duration
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The evidence that improving
#sleep
and
#circadian
functioning is an important pathway to
#mentalhealth
continues to mount. The goal of this paper is to highlight three major challenges ahead.
2
32
119
A position statement from the Sleep Research Society is advocating for the elimination of daylight saving time and the adoption of permanent standard time. The position statement was published in the December 2022 issue of the journal Sleep.
10
53
112
This manuscript outlined the benefits and limitations that
#wearables
confer in
#sleep
research and provided recommendations to promote rigorous and reproducible scientific inquiry.
#circadian
#actigraphy
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23
97
A new study has found that not sticking to a regular bedtime and wakeup schedule—and getting different amounts of
#sleep
each night—can put a person at higher risk for
#obesity
, high cholesterol,
#hypertension
, high blood sugar and other
#metabolic
disorders.
#NHLBI
-funded study published in
@ADA_Journals
found that not just the amount of
#sleep
but sticking to a bedtime and wakeup schedule seems to be essential for a healthy
#metabolism
.
@BrighamWomens
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30
5
52
92
This is the first large scale, longitudinal, and representative study to concurrently examine the impact of changing
#schoolstarttimes
across students in primary/secondary school.
#sleep
#adolescents
3
39
91
The SRS regrets to announce the passing of Dr. William C. Dement, on June 17, 2020. Dement played a pivotal role in establishing the Sleep Research Society.
2
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Exercise timing and
#chronotype
affect the psychological state at bedtime and objective
#sleep
in adolescent athletes. This also alters next morning signs of pre-fatigue and wellness.
#circadian
#sports
1
35
91
The 2022 SRS Mary A. Carskadon Outstanding Educator Award winner is Kenneth P. Wright, Jr., PhD. Dr. Wright is a Professor of Distinction in the Department of Integrative Physiology and Director of the Sleep and Chronobiology Laboratory at
@CUBoulder
.
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10
85
California just became the first state to require most middle and high schools to start later in the morning, bringing them in line with research showing that teenagers benefit academically and in other ways.
#sleep
#schoolstarttimes
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42
78
Entering deep
#sleep
and then waking up before completing the normal sleep cycle can result in a phenomenon known as sleep inertia. New
#brain
scan research in NeuroImage helps explain why this phenomenon is associated with reduced
#cognitive
performance.
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51
73
Consumer sleep-tracking devices exhibited high performance in detecting
#sleep
, and most performed equivalent to (or better than)
#actigraphy
in detecting wake. Device sleep stage assessments were inconsistent.
#wearables
#validation
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75
Simple new blood test reveals your body's precise internal clock to guide treatments, improve health
#sleep
#circadian
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72
Yesterday, Dr. Charles Czeisler was honored with the Peter Farrell Prize in Sleep Medicine, a lifetime achievement award from the Division of Sleep and Circadian Disorders at Harvard Medical School .
#ResearchSleep
#SleepExpert
#SRSMember
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12
67
"Links between
#mentalillness
&
#sleep
are indisputable; probing & identifying the links from sleep &
#circadian
rhythms to
#pediatric
mental illness & mental health can identify important pathways to prevention & early intervention" - Mary A. Carskadon
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18
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The Sleep Research Society congratulates all of our Sleep and Circadian Science Scholar Award recipients!
#ASCS2023
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6
65
Study in the September issue of SLEEP finds that
#screentime
after 9 p.m. negatively correlates with sleep onset time,
#sleep
duration as well as mood, body weight, and academic performance.
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41
68
A new study in SLEEP finds that age reduces fast spindle clustering and these changes are associated with poorer
#memory
consolidation and increased NREM
#sleep
fragmentation.
#aging
#sleepspindles
0
21
67
People on the late side of sunset across U.S. time zones were 11 percent more likely, on average, to be overweight and 21 percent more likely to be
#obese
. Diabetes was more prevalent, and the risk of
#heartattack
increased by 19 percent.
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46
67
Researchers developed a non-invasive method to profile an individual’s
#circadian
rhythm using a simple saliva sample. Combining molecular analysis and computational modeling, they create a comprehensive portrayal of the body’s internal clock.
1
22
64
Study reports
#neurons
inside our brains express a protein that can detect a specific wavelength of light from the
#sun
. Those neurons send signals that influence a number of our body functions—including our
#metabolism
.
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25
66
The Sleep Research Society Foundation (SRSF) is pleased to announce and congratulate the 2022 SRSF Career Development Award recipients:
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6
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The link between
#sleep
and
#cardiovascular
disease is poorly understood. Findings in mice now show that disrupted sleep causes the
#brain
to signal the bone marrow to boost white
#blood
cell production, damaging blood vessels.
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A preliminary study has found that when young, healthy men were deprived of just one night of
#sleep
, they had higher levels of tau, a biomarker for
#Alzheimers
disease, in their blood than when they had a full, uninterrupted night of rest.
New Study Published in
@GreenJournal
:
#SleepDeprived
? Study Finds Losing a Night of
#Sleep
May Increase
#Alzheimers
Biomarker.
#Neurology
0
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14
1
35
61
With the annual change from daylight saving time to standard time approaching on Sunday, Nov. 5, a recent position statement from the SRS is advocating for the elimination of daylight saving time and the adoption of permanent standard time.
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27
62
🌙 It's
#WorldSleepDay
! 🛌 This year's theme is "Sleep Equity for Global Health," highlighting the importance of sleep in achieving health equity worldwide. 💤 How are you promoting sleep health in your life or community? Share your tips and experiences below!
#SleepEquity
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A study published Oct. 10 in Current Biology has found that a type of opsin known as neuropsin is expressed in the hair follicles of mice and synchronize the skin’s
#circadian
clock to the light-dark cycle, independent of the eyes or brain.
#dermatology
0
40
61
Neuroscientists from
@unibern
have identified one single control center for the sleep-wake cycle in the
#brain
.
#sleep
#neuroscience
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61
Researchers are only beginning to understand the relationship eating time and
#circadian
rhythm have on our body weight.
#bodyclock
#metabolism
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58
Slow oscillating neural activity during non-REM
#sleep
triggers waves of cerebrospinal fluid that flow in and out of the sleeping
#brain
, washing it of harmful
#metabolic
waste products, researchers find.
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The way the
#brain
regulates pupil size is different from previously thought: fundamentally responsible is the neurotransmitter orexin. This discovery could well alter our understanding of consciousness and illnesses such as
#narcolepsy
&
#Alzheimers
.
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In a recent survey of published animal studies, researchers found that time of day was often not taken into account. Disregarding the animals’
#circadian
rhythms can hamper the reproducibility, reliability and validity of studies.
1
25
57
Sleep helps restore the brain's operating system to a critical state, according to new findings from WashU researchers in
#biology
and physics.
#sleep
#brain
#neuroscience
1
12
57
We are Pleased to Announce and Congratulate the 2020 SRS Small Research Grant Recipients! This Grant is funded by the SRS Foundation.
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7
59
Consistently
#exercising
2-3 times a week over the long term is linked to a lower current risk of
#insomnia
as well as the ability to clock up the recommended 6-9 hours of shut eye every night, suggests an international 10-year study published in BMJ Open.
1
25
58
During sleep, the
#brain
weakens the new connections between neurons that had been forged while awake – but only during the first half of a night’s
#sleep
, according to a new study in fish by UCL scientists.
#neurology
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Sleep quality is much more significantly linked to quality of life over time than
#sleep
duration or “social jetlag,” according to a study published March 15, 2023 in the open-access journal PLOS ONE.
#happiness
#qualityoflife
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17
58
This study in the June issue of SLEEP adds important data on later school starts in Europe, using robust longitudinal comparisons and
#sleep
measures, assessing a unique system of flexible start times.
#schoolstarttimes
0
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This study explored wearing an eye mask as a potential cognitive enhancer which protects overnight
#sleep
by blocking ambient light. Researchers found that wearing a mask increased alertness and facilitated the encoding of novel information the next day.
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While the Epworth Sleepiness Scale is commonly used in clinical populations to assess daytime sleepiness, the physiologic correlates of this scale are not well understood.
#sleep
#polysomnography
#machinelearning
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For those who try to catch up on lost
#sleep
during the weekend, French researchers have some bad news: Once Saturday and Sunday have come and gone, many will find they're still seriously short on sleep.
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Lack of
#sleep
may contribute to
#Alzheimers
disease by robbing the
#brain
of the time it needs to wash away sticky proteins.
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55
Study in SLEEP found delaying
#schoolstarttimes
can result in sustained benefits on
#sleep
duration, daytime alertness, and mental well-being even within a culture where trading sleep for academic success is widespread.
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55
In studies of participants with
#mentalhealth
problems,
#sleep
interventions had a large effect on
#depression
symptoms.
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A study on
#light
exposure & its impact on
#mentalhealth
has found that increased exposure to light at night increases a person’s risk for psychiatric disorders such as anxiety, bipolar & PTSD severity, and self-harm.
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Charlotte is getting ready to welcome
#SLEEP2022
attendees! We are excited to come back together as we go “Back to SLEEP.”
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9
51
Many people think they can repay
#sleep
debt incurred during the week by catching extra z’s on the weekend. But, unfortunately, it’s not that easy to mitigate the
#metabolic
dysregulation associated with recurrent insufficient sleep.
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53
This is the first large scale, longitudinal, and representative study to concurrently examine the impact of changing
#schoolstarttimes
across students in primary/secondary school.
#sleep
#adolescents
3
25
49
Study suggests tau tangles, not amyloid plaques, drive daytime napping that precedes
#dementia
#sleep
#Alzheimers
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Although short
#sleep
could promote neurodegeneration, long sleep may be a marker of ongoing neurodegeneration. The objective was to evaluate sleep patterns with age of expected
#Alzheimers
onset and neuroinflammation.
#dementia
#inflammation
0
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This study suggests that
#sleep
may be associated with the composition of the gut
#microbiome
. These results contribute to the body of evidence that modifiable health habits can influence the human
#gut
microbiome.
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22
50
Healthy sleep starts in the morning. Morning sunlight resets our clocks to optimize circadian rhythms and promote well-timed nighttime sleep. See what the research says about time management and bright light in the morning in this article from SLEEP:
0
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We are thrilled to announce that the SRS Presidential gavel has been officially passed to Dr. Daniel Buysse! Dr. Buysse's dedication to advancing sleep and circadian research and his vision for the future make him an outstanding leader for our community.
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UC Berkeley
#sleep
scientists have begun to reveal what it is about fragmented nightly sleep that leads to the fatty arterial plaque buildup known as
#atherosclerosis
that can result in fatal
#heart
disease.
0
18
50
Largest study to date of
#astronaut
sleep & neurobehavioral functions during spaceflight missions on the ISS found when
#sleep
was 6 h or less, astronauts exhibited significant decrements in neurobehavioral functions, consistent with lab studies on Earth.
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51
A new study published in Science Advances shows how
#memory
consolidation can be initiated by rehearsal and
#sleep
makes it last.
#neuroscience
0
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50
Depression, anxiety, impulsive behavior and poor
#cognitive
performance in
#children
is effected by the amount of
#sleep
they have, researchers from the University of Warwick have found.
#mentalhealth
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Giving
#drugs
at different times of day could significantly affect how they are metabolized in the liver, according to a new study from
@MIT
.
#circadian
0
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49
Synapses in the
#hippocampus
are larger and stronger after
#sleep
deprivation, according to new research published in JNeurosci. Overall, this study supports the idea that sleep may universally weaken synapses that are strengthened from learning.
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23
49
Prof. Emeritus Allan Rechtschaffen, a pioneer of modern sleep research and director of the University of Chicago Sleep Laboratory for more than 40 years, died Nov. 29. He was 93 years old.
0
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Creatine is a popular dietary supplement in the sports community used to improve physical performance. Researchers have now discovered that a high single dose of creatine can temporarily improve cognitive performance that is reduced by
#sleep
deprivation.
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Shorter
#sleep
duration and both early and late sleep timing were associated with a higher
#mortality
risk. These findings reinforce the importance of public health efforts to promote healthy sleep patterns in
#adults
.
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Researchers have developed a personalized
#sleep
intervention framework that analyzes real-world sleep–wake patterns obtained from wearable devices to maximize alertness during specific target periods.
#circadian
#shiftwork
#wearables
0
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47
People whose
#sleep
pattern goes against their natural
#bodyclock
are more likely to have
#depression
and lower levels of wellbeing, according to a largescale new study.
#circadian
3
22
45
This is the first evidence that enhancing
#sleep
can boost the autonomic nervous system, which controls things like
#heartrate
, digestion and
#breathing
, according to Phyllis Zee, MD, PhD. The study was published in SLEEP.
“It really speaks to the power of sleep for brain and body health,” said Phyllis Zee, MD, PhD, senior author of the study published in the
@OUPAcademic
journal Sleep.
#Sleep
@NMNeurology
#HeartHealth
1
3
12
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High glucose in
#obesity
appears to gum up the works of the
#circadian
clocks inside our cells that help regulate the timing of many body functions across the 24-hour day and drive the risk of
#cardiovascular
disease, scientists say.
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Sleep, just like diet & exercise, helps keep your heart healthy! ❤️ Join us for the month of February as we celebrate American Hearth Month with tips on how healthy sleep improves heart health.
#HeartMonth
0
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46
Using data from over 283,600 people in UK Biobank, researchers found that people who work
#nightshifts
are at increased risk of developing an irregular & often abnormally fast heart rhythm called
#afib
& they are also at increased risk of heart disease.
0
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Later
#sleep
timing and greater sleep variability are risk factors for certain
#academic
problems among
#adolescents
. Promoting sufficient, regular sleep timing across the week may improve adolescent academic functioning.
0
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Neuroscientists from the University of Arizona have potentially identified a neural
#biomarker
of mood vulnerability following
#sleep
loss.
1
26
44
This study in SLEEP examined the effect of the timing of high-intensity exercise (afternoon vs. evening) on adolescent athletes’ bedtime psychological state, sleep quality,
#sleep
staging, and next-day wellness/sleepiness according to
#chronotype
.
#sports
0
13
46
Hospital patients sleeping near windows
#sleep
better than those in other parts of a ward, according to a new study. Fluctuating noise levels also negatively impact the quality of sleep of patients receiving inpatient
#hospital
treatment.
#circadian
1
17
46
A Northwestern University-led team of researchers has signed a coop. agreement with DARPA to develop a wireless, fully implantable device that will control the body’s
#circadian
clock, halving the time it takes to recover from disrupted sleep/wake cycles.
0
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Evidence of sleep-dependent low-frequency (<0.1 Hz) global
#brain
activity in the clearance of
#Alzheimers
disease-related toxin buildup is presented in research published today in the open access journal PLOS Biology.
#sleep
#neurobiology
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