Wessel van Leeuwen

God #hälsa ombord beror i mycket stor utsträckning på bra #sömn - är min uppfattning i alla fall som ni kan läsa mer om i tidskriften #Sjömannen #3 2025. Tack Hanna Welin för intervjun!

Whole-night gentle rocking improves sleep in poor sleepers with insomnia complaints Specific brain oscillations can be manipulated during sleep to improve sleep quality and memory performance. We previously demonstrated that continuous rocking stimulation (0.25Hz, lateral movement) a...

This study demonstrates that applying rhythmic #sensory stimulation during a whole night of #sleep boosts sleep maintenance (i.e., decreases in sleep fragmentation and light sleep duration), with an associated increase in sleep efficiency. www.biorxiv.org/content/10.1...

Adolescents’ screen time displaces multiple sleep pathways and elevates depressive symptoms over twelve months Recently the Swedish Public Health Agency published recommendations of a maximum of two-to-three hours of daily leisure screen time for adolescents aged 13–18, partly to promote better sleep (2024-Sep...

This study supports a modernized ‘screen-sleep-displacement theory’. It empirically demonstrates that screen-sleep displacements impact several aspects of #sleep simultaneously.
journals.plos.org/globalpublic...

Later school start times in Sweden to improve health and grades 😉 www.dn.se/insidan/sovm...

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This study found a 24-hr #sleep deprivation to significantly impair the identification of spoken sentences in different conditions. journals.sagepub.com/doi/full/10....

I wouldn't be surprised if the worldwide increase in #coffee prices will eventually lead to more #fatigue and #sleepiness related incidents and accidents.

Voor hen die ze mondluiers noemen zijn ze dat ook daadwerkelijk; uit hun monden komt namelijk enkel diarree.

Modeling of Jet Lag and Searching for an Optimal Light Treatment - Beatriz Aleixo, Sooyeon Yoon, José F. F. Mendes, Alexander V. Goltsev, 2025 The role of the hierarchical organization of the suprachiasmatic nucleus (SCN) in its functioning, jet lag, and the light treatment of jet lag remains poorly un...

Modeling of Jet Lag and Searching for an Optimal Light Treatment - Beatriz Aleixo, Sooyeon Yoon, José F. F. Mendes, Alexander V. Goltsev, 2025 journals.sagepub.com/doi/full/10....

Smartklockor och ständiga mätningar kan öka sömnstressen - Stockholms universitet Våra smarta prylar förser oss med nya hälsodata, till och med när vi sover. Men de ständiga mätningarna hjälper oss inte att sova bättre – de kan tvärtom skapa mer stress. Kasper Karlgren har i sin av...

Smartwatches make you #sleep worse...
www.su.se/forskning/ny...

😴 Cavemen did more things right than you might think. After all, they discovered fire and invented the wheel, points out Merijn van de Laar, author of a new book, How to Sleep Like A Caveman.

And one of the best things they can teach us about is sleep.

Sov som en grottmänniska – konkreta tips för bättre sömn Sömnforskaren Merjin van de Laar har själv haft sömnproblem, men vill nu att folk i väst ska börja förhålla sig mer naturligt till både sömn och vakenhet.

Dutch Merijn van de Laar on how to #sleep like a caveman yle.fi/a/7-10070948...

Swede dreams: How Sweden is embracing its sleepy side Sweden's long, cold nights might put you off going there in winter, unless, that is, you are in search of that elusive 21st-Century luxury: a good night's sleep.

bbc.com/travel/artic...

Special issue on the secrets of #sleep.....

Join us at #eSleepEurope2025!

Dr. Daniel Buysse, Distinguished Professor & UPMC Endowed Chair in Sleep Medicine, will deliver the keynote in the Public Health Track: "Sleep Health, A Public Health Issue"

📅 13 Feb 2025 | 🕒 13:00-13:45 CET

Register here: shorturl.at/3pu2h

Start the new year by brushing up on your MR knowledge with resources, support and education at the ISMRM & ISMRT MR Safety page! ow.ly/xlNL50UAyTk

#ISMRT #ISMRM #MRI #MedicalImaging #MedicalEducation #OnlineEducation #MR #Radiology

EEG multitaper spectrogram with circles indicating detected spindles.

Timing patterns of brainwaves created by a sleeping brain, known as sleep spindles, are so individually distinct that they could function like fingerprints. The framework could pave the way for the development of sleep biomarkers. In PNAS: www.pnas.org/doi/full/10....

An early January morning at my office (campus Albano at www.su.se)

Why sleep quality is so important – and so difficult to measure Sleeping a solid 8 hours isn't the whole story and the quality of your sleep might matter more. But what does sleep quality mean and how can we measure it?

www.newscientist.com/article/mg26...