Uploaded December 2023 | Updated September 2026, 3 weeks ago
Thanks to @Samsung for letting me nerd out and be a part of their Global Sleep Health Study. There’s more on the insights here: bit.ly/SamsungSleepStudy #SamsungPartner #withGalaxy #GalaxyWatch
And if you’re curious, more on the Galaxy Watch here: bit.ly/GalaxyWatch6BrainCraft
Want to chat about this video, or your own sleep? Join the BrainCraft Discord: discord.gg/UUZzPvgDd8
And thanks to my Patrons for their ongoing support of this channel. Join the community: patreon.com/BrainCraft
My top patrons:
Kartik Nandina
Simon Fryer
Lee Larson
scotty
James Griggs
Jeff Atmajian
James Le Lievre
Larry Oliver
Alex Hackman
Liana Marinescu
Vimul Him
Anne Stellingwerf
Sarah Green
Mike Schultz
William Cornett
Defiant
Smarter Every Day
Jason Schoeneberg
andrew ray
Marco Ferrari
This video was edited by Jonny Hyman.
📚 News & academic article references 📚
(In chronological order)
Sleep duration: jstor.org/stable/24857917
pubmed.ncbi.nlm.nih.gov/28346149
Norway’s midnight sun: theatlantic.com/health/archive/2015/07/the-norwegian-town-where-the-sun-doesnt-rise/396746
pubmed.ncbi.nlm.nih.gov/33249932
Work/life balance:
sleepjunkie.com/the-lifestyle-index
Slightly more sleep improving reaction time:
eurekalert.org/news-releases/810712
Lagom: sleepopolis.com/news/lagom-scandinavian-sleep-method
health.com/condition/stress/swedish-lagom-tips-for-balanced-happy-life
British society of public health: rsph.org.uk/about-us/news/public-missing-out-on-a-night-s-worth-of-sleep-every-week.html#:~:text=In%20fact%2C%20sleep%20was%20ranked,a%20result%20of%20poor%20sleep
Physical activity in Australia: ncbi.nlm.nih.gov/pmc/articles/PMC2674408/#:~:text=High%20physical%20activity%20was%20most,in%20the%20high%20PA%20category.
Other big data sleep studies:
https://news.umich.edu/smartphones-uncover-how-the-world-sleeps/
sciencedirect.com/science/article/abs/pii/S138994571930262X?via%3Dihub
Descartes and the scientific method: pep-web.org/browse/document/AOP.014.0163A?page=P0163
Belgium & sleep aids: brusselstimes.com/463932/belgians-increasingly-hooked-on-sleeping-pills-experts-warn
Is Finland the happiest country? fortune.com/well/2023/03/20/finland-worlds-happiest-country-2023
nytimes.com/2023/04/01/world/europe/finland-happiness-optimism.html
Work culture in Asia & sleep: https://news.nus.edu.sg/global-differences-in-weekly-sleep-variability-and-sleep-extension/
My new study on sleep habits :) bpspsychub.onlinelibrary.wiley.com/doi/abs/10.1111/bjhp.12694
CHAPTERS
0:00 Introduction
01:11 Benefits of sleep
02:28 Country rankings
07:27 Moving towards habit
08:46 Sleep tracker limitations
09:01 How much sleep do you need?
09:12 Main findings from the sleep study
10:57 How to improve your own sleep
#sleep #health #psychology #dreams
Thanks to @Samsung for letting me nerd out and be a part of their Global Sleep Health Study. There’s more on the insights here: bit.ly/SamsungSleepStudy #SamsungPartner #withGalaxy #GalaxyWatch
And if you’re curious, more on the Galaxy Watch here: bit.ly/GalaxyWatch6BrainCraft
Want to chat about this video, or your own sleep? Join the BrainCraft Discord: discord.gg/UUZzPvgDd8
And thanks to my Patrons for their ongoing support of this channel. Join the community: patreon.com/BrainCraft
My top patrons:
Kartik Nandina
Simon Fryer
Lee Larson
scotty
James Griggs
Jeff Atmajian
James Le Lievre
Larry Oliver
Alex Hackman
Liana Marinescu
Vimul Him
Anne Stellingwerf
Sarah Green
Mike Schultz
William Cornett
Defiant
Smarter Every Day
Jason Schoeneberg
andrew ray
Marco Ferrari
This video was edited by Jonny Hyman.
📚 News & academic article references 📚
(In chronological order)
Sleep duration: jstor.org/stable/24857917
pubmed.ncbi.nlm.nih.gov/28346149
Norway’s midnight sun: theatlantic.com/health/archive/2015/07/the-norwegian-town-where-the-sun-doesnt-rise/396746
pubmed.ncbi.nlm.nih.gov/33249932
Work/life balance:
sleepjunkie.com/the-lifestyle-index
Slightly more sleep improving reaction time:
eurekalert.org/news-releases/810712
Lagom: sleepopolis.com/news/lagom-scandinavian-sleep-method
health.com/condition/stress/swedish-lagom-tips-for-balanced-happy-life
British society of public health: rsph.org.uk/about-us/news/public-missing-out-on-a-night-s-worth-of-sleep-every-week.html#:~:text=In%20fact%2C%20sleep%20was%20ranked,a%20result%20of%20poor%20sleep
Physical activity in Australia: ncbi.nlm.nih.gov/pmc/articles/PMC2674408/#:~:text=High%20physical%20activity%20was%20most,in%20the%20high%20PA%20category.
Other big data sleep studies:
https://news.umich.edu/smartphones-uncover-how-the-world-sleeps/
sciencedirect.com/science/article/abs/pii/S138994571930262X?via%3Dihub
Descartes and the scientific method: pep-web.org/browse/document/AOP.014.0163A?page=P0163
Belgium & sleep aids: brusselstimes.com/463932/belgians-increasingly-hooked-on-sleeping-pills-experts-warn
Is Finland the happiest country? fortune.com/well/2023/03/20/finland-worlds-happiest-country-2023
nytimes.com/2023/04/01/world/europe/finland-happiness-optimism.html
Work culture in Asia & sleep: https://news.nus.edu.sg/global-differences-in-weekly-sleep-variability-and-sleep-extension/
My new study on sleep habits :) bpspsychub.onlinelibrary.wiley.com/doi/abs/10.1111/bjhp.12694
CHAPTERS
0:00 Introduction
01:11 Benefits of sleep
02:28 Country rankings
07:27 Moving towards habit
08:46 Sleep tracker limitations
09:01 How much sleep do you need?
09:12 Main findings from the sleep study
10:57 How to improve your own sleep
#sleep #health #psychology #dreams

![Fact-checking My First Video… Here’s How I Was Wrong
Seven years ago, I uploaded my first YouTube video to BrainCraft. I had it fact-checked, and sat down to watch it for the first time since 2013.
MY PATREON: https://www.patreon.com/BrainCraft
SUBSCRIBE to BrainCraft! 👉 http://ow.ly/rt5IE (and please ring that bell 🔔)
Follow me on Instagram: https://instagram.com/nessyhill https://instagram.com/brain_craft
MY FIRST VIDEO 👀
Is Google Killing Your Memory? https://youtu.be/qoFMGLTjUTM
The Google Effect is the tendency to forget info we can easily find online, like “digital amnesia.” But how strong is this effect, really?
Fact-checking by Hannah Thomasy
Edited by Dominique Taylor
REFERENCES 📚 (from the original video)
The fMRI images are from this study-How Google is reshaping your brain: http://youtu.be/2jk2scOd2ps
The scientific paper [$]: http://www.ajgponline.org/article/S1064-7481(12)60731-3/
I was also inspired by this study-How memory works differently in the age of Google: http://youtu.be/ihgXRWaIlVE
The scientific paper [$]: http://www.sciencemag.org/content/333/6043/776
MUSIC 🎵 (in the original video)
Bass Walker - Film Noir by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/
Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1200071
Artist: http://incompetech.com/ Fact-checking My First Video… Here’s How I Was Wrong](https://i.ytimg.com/vi/Pw_idGYehFU/mqdefault.jpg)








