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J Pineal Res March 2023 PMID 36404490

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students.

Gideon P Dunster, Isabelle Hua, Alex Grahe, Jason G Fleischer, Satchidananda Panda, Kenneth P Wright, Céline Vetter, Jennifer H Doherty, Horacio O de la Iglesia

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Mentions

318
Peak: 80 in Dec 2022
across 6 sources since Dec 2022

Extended reach

1,187,554
potential audience

Total likes

5,369

Video views

217,679

Mentions per month

Dec 2022 – May 2025

Where it's discussed

  • News191 articles
  • X / Twitter109 posts
  • Blogs10 articles
  • Facebook3 posts
  • Reddit3 posts
  • YouTube2 videos

AI synopsis

What people are saying

Numerous discussions highlight the correlation between daytime light exposure and sleep patterns, such as references to needing at least 50 Lux of light to improve sleep quality. Posts use terms like 'Chase that daytime light' and 'Getting outside during the day, even when it’s cloudy, may benefit your sleep,' suggesting a casual yet informative tone that promotes an actionable understanding of the study's findings.

AgreementStrong agreement

The majority of discussions express strong support for the findings of the publication, with many users sharing personal anecdotes that align with its conclusions.

InterestHigh interest

There is high interest reflected in the posts, as many users eagerly discuss implications for sleep health related to the research.

EngagementModerate engagement

While posts engage with the topic, the depth is more superficial; many share information rather than critically analyzing methodologies or root causes.

ImpactHigh impact

Participants agree that the study could significantly influence awareness about the importance of natural light for sleep health.

Abstract in brief

  • Daytime light exposure significantly impacts sleep timing and circadian rhythms in university students, particularly during seasonal changes.
  • Despite the influence of electric lighting, sleep times in Seattle students were notably delayed in fall and winter compared to summer, with measurable differences in sleep onset and wake times.
  • Increased exposure to natural daylight strongly correlated with an earlier midsleep time on free days, emphasizing the importance of daytime light for regulating sleep patterns.
Read the full abstract

Top posts

Most liked on X and Bluesky
Lori Shemek, PhD
@LoriShemek · X

Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 204 likes · 55 shares · 167,456 followers View post →
JT | Jerry Teixeira
@jerryteixeira · X

Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disruption & improving sleep than avoiding the same 50 lux evening light exposure https://t.co/rwtivyB6xS

Jan 15, 2023 · 28 likes · 2 shares · 79,164 followers View post →
Dr. Eddie Ramirez
@EddieRDMD · X

Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the day, causes disruption of clock genes and disrupts the start and quality of the sleep at night. https://t.co/CNMlbBvOQk @DrKristieLeong

Dec 22, 2022 · 22 likes · 5 shares · 4,786 followers View post →
JT | Jerry Teixeira
@jerryteixeira · X

Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disruption & improving sleep than avoiding the same 50 lux evening light exposure https://t.co/rwtivyB6xS https://t.co/8fPlyzFKgO

Oct 20, 2023 · 15 likes · 1 share · 79,164 followers View post →
Agingdoc
@agingdoc1 · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students

Dec 12, 2022 · 8 likes · 3 shares · 41,794 followers View post →
青島周一@【書籍】「生成AIと学ぶ医学論文の読み方・考え方」発売中！
@syuichiao89 · X

昼間の光への露出は、大学生の睡眠と概日タイミングの季節変動の強力な予測因子 陽の光を浴びよう

Jan 19, 2023 · 8 likes · 2 shares · 8,602 followers View post →

All mentions

Mike Lustgarten, PhD
@mike_lustgarten · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing https://t.co/EqA6JMB9su

May 20, 2025 · 3 likes · 9,727 followers View post →
licht.de
@licht_de · X

Früher müde im Sommer: Je mehr #Licht wir tagsüber bekommen, desto früher schlafen wir ein. Das fanden Forschende der @UW heraus. https://t.co/jiIbEU8XvB #Chronobiologie #Schlaf https://t.co/sQm7YqWAzo

Apr 24, 2024 · 1,881 followers View post →
خديجه عبدالله
@kwwwtwww · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Feb 7, 2024 · 14 shares · 846 followers View post →
Craig Liebenson
@CraigLiebenson · X

RT @jerryteixeira: Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disrupti…

Jan 21, 2024 · 1 share · 8,216 followers View post →
Lucy Radomir
@klitiz_maniz · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Nov 17, 2023 · 55 shares · 201 followers View post →
JT | Jerry Teixeira
@jerryteixeira · X

Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disruption & improving sleep than avoiding the same 50 lux evening light exposure https://t.co/rwtivyB6xS https://t.co/8fPlyzFKgO

Oct 20, 2023 · 15 likes · 1 share · 79,164 followers View post →
Healthy Baba
@healthybaba91 · X

Getting more exposure to natural daylight could help you fall asleep earlier, especially if you spend time outside during the morning hours. https://t.co/EHQE0wbgS8

Sep 1, 2023 View post →
Carlos GK
@PsiquiatriaMd · X

¿Problemas para conciliar el sueño en la noche?

Jun 6, 2023 · 380 followers View post →
thehealthcoach.ca
@ThehealthcoachC · X

While the mechanisms still seem elusive, research keeps rolling in to support exposure to light early in the day to help you with sleep at night. Want to read more? Here is the link! https://t.co/BsQ1pmGr4E #sleep #healthcoaching #sleepbetter #daylight https://t.co/jcgRb9Sxvc

Mar 1, 2023 · 1 like · 5 followers View post →
Mind Your Science!
@MindYourSci · X

RT @agingdoc1: Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students htt…

Feb 13, 2023 · 1 share · 132 followers View post →
Agingdoc
@agingdoc1 · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students https://t.co/I45u4OJo5u

Feb 13, 2023 · 4 likes · 1 share · 41,794 followers View post →
Altamiro Bottino
@BottinoAltamiro · X

Trouble falling asleep at night? Chase that daytime light, study shows https://t.co/hi3pkYZSzl https://t.co/R4Z4ENf4hQ https://t.co/791rYnXK5V

Feb 9, 2023 · 93 followers View post →
H.r
@HananAlrasheed · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Feb 8, 2023 · 14 shares · 337 followers View post →
塩川宏郷
@ddtsubucafe · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students https://t.co/F3kylsuAK4

Feb 4, 2023 · 639 followers View post →
Dr Michael Mol
@DrMichaelMol · X

Be sure to catch some daily rays. Your body has a natural circadian clock that tells you when to sleep. Without enough exposure to natural light during the day, your internal clock is 'delayed', pushing back the onset of sleep at night https://t.co/dRCPkJ8QOb

Jan 27, 2023 · 1 like · 23,826 followers View post →
Satoru Mitsuboshi
@3stars67664378 · X

RT @syuichiao89: 昼間の光への露出は、大学生の睡眠と概日タイミングの季節変動の強力な予測因子 陽の光を浴びよう

Jan 19, 2023 · 2 shares · 1,786 followers View post →
青島周一@【書籍】「生成AIと学ぶ医学論文の読み方・考え方」発売中！
@syuichiao89 · X

昼間の光への露出は、大学生の睡眠と概日タイミングの季節変動の強力な予測因子 陽の光を浴びよう

Jan 19, 2023 · 8 likes · 2 shares · 8,602 followers View post →
3回以内に整体を卒業させる人｜小西 貴
@konishi_health · X

【曇りでも雨でも朝は外に出よう】 曇りでも雨でも早朝外に出ることで 夜ぐっすりと眠れるようになろうね という研究 口をゆすいだ後、まずは玄関先か 室内でおもっきり背伸びをしてみれば？ #概日リズム #睡眠の質 #日光 #研究 #論文 https://t.co/la0tS1Gm06

Jan 18, 2023 · 2 likes · 171 followers View post →
塩川宏郷
@ddtsubucafe · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university stud… https://t.co/GVxSeL3xYs

Jan 16, 2023 · 639 followers View post →
H Nairobian
@HNairobian · X

RT @jerryteixeira: Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disrupti…

Jan 16, 2023 · 2 shares · 33 followers View post →
RunsWithScissors
@RunsW1thScissor · X

RT @jerryteixeira: Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disrupti…

Jan 15, 2023 · 2 shares · 149 followers View post →
JT | Jerry Teixeira
@jerryteixeira · X

Getting daytime light exposure of at least 50 Lux appears to be roughy 2x more important for reducing circadian disruption & improving sleep than avoiding the same 50 lux evening light exposure https://t.co/rwtivyB6xS

Jan 15, 2023 · 28 likes · 2 shares · 79,164 followers View post →
Meni
@vipstrippers · X

RT @jerryteixeira: Getting daytime light exposure of at least 50 Liz appears to be roughy 2x more important for reducing circadian disrupti…

Jan 15, 2023 · 1 share · 3,883 followers View post →
JT | Jerry Teixeira
@jerryteixeira · X

Getting daytime light exposure of at least 50 Liz appears to be roughy 2x more important for reducing circadian disruption & improving sleep than avoiding the same 50 lux lux evening light exposure https://t.co/rwtivyB6xS

Jan 15, 2023 · 2 likes · 1 share · 79,164 followers View post →
LigandCeptorLLC
@CeptorLlc · X

Did you know that not getting enough natural light during the day causes problems when it comes to getting quality sleep at night? This is based on a recent study involving university students. Read the study at https://t.co/BN6d2qDhNY. https://t.co/wXS9XzeJ6O

Jan 10, 2023 · 5 followers View post →
John Siracusa
@john_siracusa · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Jan 8, 2023 · 55 shares · 19,825 followers View post →
Carlos Gonzalez B.
@Coyoton46 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Jan 5, 2023 · 55 shares · 4,479 followers View post →
alephh
@alephh · X

Daytime light exposure is strong predictor of seasonal variation in sleep & circadian timing of students –Daily exposure to daylight is key to prevent delayed phase of circadian clock.. circadian disruption is typically exacerbated in high-latitude winters https://t.co/ZsraspTENB

Jan 2, 2023 · 388 followers View post →
John Siracusa
@john_siracusa · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Jan 1, 2023 · 55 shares · 19,825 followers View post →
PatK
@PattacakeK · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Jan 1, 2023 · 55 shares · 477 followers View post →
cagsei
@cagsei · X

Research indicates that getting insufficient light during the day leads to problems at night, when it’s time for bed. https://t.co/e70BxbOy7B

Dec 31, 2022 · 57 followers View post →
CritterCamGorilla
@face_victory · X

RT @EddieRDMD: Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the da…

Dec 29, 2022 · 5 shares · 3,747 followers View post →
Francisco Piccolo
@piccolofran · X

RT @EddieRDMD: Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the da…

Dec 28, 2022 · 5 shares · 745 followers View post →
Kryzia
@kryzia_marie · X

RT @EddieRDMD: Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the da…

Dec 28, 2022 · 5 shares · 1,143 followers View post →
Muzzpol
@Muzzpol · X

RT @EddieRDMD: Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the da…

Dec 28, 2022 · 5 shares · 861 followers View post →
ᗰohammed Yousif
@mohammedyous1f · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 28, 2022 · 55 shares · 710 followers View post →
Shady
@BishShemek · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 24, 2022 · 55 shares · 28 followers View post →
marv jelonek
@JelonekMarv · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 729 followers View post →
Kristie Leong M.D.
@DrKristieLeong · X

RT @EddieRDMD: Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the da…

Dec 23, 2022 · 5 shares · 59,719 followers View post →
Orange Naturals
@OrangeNaturals · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 856 followers View post →
Debbie Hampton
@dlhampton · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 11,739 followers View post →
Kristen Jakobitz
@KristenJakobitz · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 19,510 followers View post →
DrRPalmquist
@DrPalmquist · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 3,166 followers View post →
Luis Gomez Jr
@childofGodlu9 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 678 followers View post →
cpap-tech
@cpap_tech · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students - Dunster - Journal of Pineal Research - Wiley Online Library https://t.co/gHuB6zDQ2e

Dec 23, 2022 · 64 followers View post →
Irwan Ab Karim
@irwanabkarim · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 36 followers View post →
Harsh Mohan Puri
@harshpuri29 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 304 followers View post →
RisingBrains.Ltd
@RisingBrains001 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 415 followers View post →
Jose-Pedro Martinez
@jpmartinezeccos · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 304 followers View post →
Piotr
@Piotr19751346 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 23, 2022 · 55 shares · 335 followers View post →
Carlos Iberico
@Cia1966 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 191 followers View post →
DChaliha
@Dchalihahotmai1 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 238 followers View post →
Comite Center for Precision & Healthy Longevity
@comitecenter · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 1,181 followers View post →
Ciara.rcalnan@gmail.com
@Ciaracalnan2gm2 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 739 followers View post →
Dr. Eddie Ramirez
@EddieRDMD · X

Study: Going outside, even if it is cloudy, helps the internal clocks improving sleep. Lack of light exposure during the day, causes disruption of clock genes and disrupts the start and quality of the sleep at night. https://t.co/CNMlbBvOQk @DrKristieLeong

Dec 22, 2022 · 22 likes · 5 shares · 4,786 followers View post →
Ella
@EllaCob62107745 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 760 followers View post →
Fern
@fern_gullie · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 395 followers View post →
The TrueLC Show
@TruelcThe · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 1,153 followers View post →
David Haldorsen MA, ISSA-EPT-SCC-SN
@YourCoachDavid · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 67,373 followers View post →
Ann Musico
@3D_Vitality · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 1,018 followers View post →
Jofe Atenta Roquero
@joppa_atenta · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 4,765 followers View post →
Steve
@StevieJenkin · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 17,803 followers View post →
John Siracusa
@john_siracusa · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 19,825 followers View post →
trader
@trader363 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 367 followers View post →
HUMBERTO ANTONIO L
@escologico · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 2,646 followers View post →
Jasmine
@YasmeenShalabi · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 120 followers View post →
HERDI SUPRIADI
@supriadi_herdi · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 558 followers View post →
Figro
@Figro14 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 90 followers View post →
Sweetie
@Luv_Yu_Zindagii · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 119 followers View post →
Norberto R Encarnacao
@Norberto104RE · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 840 followers View post →
Abid Hussain,PGDM/MBA
@Abidpgdm · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 615 followers View post →
QasimAliWaraich
@QasimAliWaraic1 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 453 followers View post →
Noah Kay
@NKayigi · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 352 followers View post →
Veeragopal kamarapu
@veeragopalk · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 174 followers View post →
Heizel Solis
@heisolis · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 1,498 followers View post →
Nicki Escudero
@nickialanoche · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 24,099 followers View post →
HERDY SUPRIADY
@HERDYSupriadi · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 478 followers View post →
Samaa Al-Moussalli
@Smousali1974 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 631 followers View post →
It is well with us
@kedem2134 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 2,705 followers View post →
Karen Creek
@creekk111 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 2,616 followers View post →
nobodyhere
@nobodyhere23 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 2,284 followers View post →
SimoneNicole
@MySimoneNicole · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 402 followers View post →
Mehrdad zarrabi
@Mehrdadzarrabi1 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 570 followers View post →
JohnWashington
@JW09173474 · X

RT @LoriShemek: Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 55 shares · 144 followers View post →
Lori Shemek, PhD
@LoriShemek · X

Getting outside during the day, even when it’s cloudy, may benefit your sleep.

Dec 22, 2022 · 204 likes · 55 shares · 167,456 followers View post →
NP AGARWAL世界一フォローを目指しますAiming best in world.
@np_grwl · X

RT @medical_xpress: Trouble falling asleep at night? Chase that daytime light, study shows https://t.co/8qVNx3AH3O https://t.co/wSbcJn1tEh

Dec 21, 2022 · 5 shares · 1,790 followers View post →
المجمعه - سدير
@bq_altarykh · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 19, 2022 · 14 shares · 74 followers View post →
葉月
@HazukiObservant · X

光と睡眠時間の関係を2015～2018年まで大学生507人をモニター調査した結果 ※日中に光をより多く浴びると就寝時間が早くなる ※日照時間が長い夏季の方が就寝時間が早い ※朝に強い光を浴びると体内時計が進むが夕方や夜に浴びると遅くなる ワシントン大学 https://t.co/GwnqmGUrrM

Dec 19, 2022 · 1 like · 1,011 followers View post →
おくさん/OKUSUN
@Astella6174 · X

いつ日光を浴びたかで寝る時間が予測できる？ https://t.co/UIPncT3Mw7 シアトルの研究。冬は夏に比べて平均35分ほど遅く就寝し、27分遅く起きる。で、日中に光を1時間浴びると（曇りの日でも）睡眠のタイミングが30分早まり、逆に夕方に光を浴びると15分ずつ睡眠パターンが後ろに倒れていく

Dec 17, 2022 · 3 likes · 1,185 followers View post →
サイエンスあれこれ
@sarekore · X

るごとに約15分ずつ遅い時間にシフトすることがわかりました。https://t.co/TlSewmc8Bi

Dec 17, 2022 · 922 followers View post →
Tracey Holekamp
@tracey_holekamp · X

https://t.co/jRAhiO6f3y

Dec 16, 2022 · 1,076 followers View post →
Reddit Journal of Science
@rsciencejournal · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students https://t.co/Vtf2MjuDXd #science #biology #daytime #light #exposure #predictor

Dec 15, 2022 · 331 followers View post →
Roger Blackwell
@rogerablackwell · X

Light during the day is more likely to cause you to sleep earlier, while light at night – perhaps from artificial sources – will push back that timing, meaning your body isn't sleepy until later. https://t.co/9mY1YMvmOb

Dec 15, 2022 · 2,307 followers View post →
د.عبدالعزيز المطلق
@aalmotlaq · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 15, 2022 · 14 shares · 24,907 followers View post →
Agingdoc
@agingdoc1 · X

RT @agingdoc1: Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students

Dec 15, 2022 · 3 shares · 41,794 followers View post →
Abdulrahman Alshehri
@Optimist20051 · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 15, 2022 · 14 shares · 1,054 followers View post →
Prof.Reem Abdullah Al Khalifah
@dr_ralkhalifah · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 15, 2022 · 14 shares · 3,347 followers View post →
د. سليمان السعيد
@Dr_salsaeed · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 15, 2022 · 14 shares · 7,742 followers View post →
د.عبدالرحمن المسعود
@DrAalmasoud · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 15, 2022 · 14 shares · 1,438 followers View post →
Rayyan AlMusally د. ريان المصلي
@RAlMusally · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 2,293 followers View post →
Ahmad Saleh
@AHMAD17ay · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 675 followers View post →
Dr.Abdullah Alsaeedi
@alsaeedi68 · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 4,535 followers View post →
ام الحلوين
@omalhlween2468 · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 1,476 followers View post →
ثامـر المطيـري
@th_aw · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 1,261 followers View post →
عبـدالمجيـد الـفيصــل
@Abdulmajeed4444 · X

RT @sleep_bahammam: لكي نستطيع النوم مبكرا، نحن بحاجة إلى الخروج - حتى ولو لفترة وجيزة خلال الصباح - للتعرض للضوء الطبيعي. وفي المساء، لا…

Dec 14, 2022 · 14 shares · 235 followers View post →
Isabelle Hua
@isabellejhua · X

Excited to share our work on light and seasonal variations in sleep in college students! Full paper: https://t.co/TR4o1JQJ6Q https://t.co/wWS99L2k1m

Dec 14, 2022 · 3 likes · 161 followers View post →
COAH
@jhu_coah · X

RT @agingdoc1: Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students

Dec 13, 2022 · 3 shares · 1,677 followers View post →
Mind Your Science!
@MindYourSci · X

RT @agingdoc1: Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students

Dec 12, 2022 · 3 shares · 132 followers View post →
Agingdoc
@agingdoc1 · X

Daytime light exposure is a strong predictor of seasonal variation in sleep and circadian timing of university students

Dec 12, 2022 · 8 likes · 3 shares · 41,794 followers View post →