The Wild Reasons Many Older People Wake Up So Early
You might think your grandma who wakes up at 4am just needs less sleep than younger people. Not so! Studies suggest there are some bizarre reasons older people rise at the crack of dawn, including something called brain sand!
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Sources:
https://www.nia.nih.gov/health/good-nights-sleep
https://academic.oup.com/sleep/article/18/6/425/2749669
https://medlineplus.gov/ency/article/004018.htm
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3377480/
https://www.sciencealert.com/your-body-has-trillions-of-clocks-in-its-cells
https://kids.frontiersin.org/article/10.3389/frym.2019.00005
https://www.quantamagazine.org/how-the-bodys-trillions-of-clocks-keep-time-20150915
https://www.livescience.com/13666-older-people-sleep-wake-early.html
https://www.nature.com/articles/497S2a.pdf?origin=ppub
https://www.sciencealert.com/your-body-has-trillions-of-clocks-in-its-cells
https://www.livescience.com/13666-older-people-sleep-wake-early.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5810920/
https://www.huffpost.com/entry/elderly-sleep-less-neurons_n_5692504
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/
https://pdfs.semanticscholar.org/b53f/75063281a94d725bf7b127387bcf776fcd1a.pdf?_ga=2.207027859.1056560949.1578503286-1667818372.1537316153
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/
https://www.nytimes.com/2017/07/13/science/hadza-tanzania-sleep-grandparents-evolution.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/#!po=25.6579
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3084079/
https://www.jbsr.be/articles/10.5334/jbr-btr.892/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3142094/
Видео The Wild Reasons Many Older People Wake Up So Early канала SciShow
Hosted by: Hank Green
SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:
Kevin Bealer, Jacob, KatieMarie Magnone, D.A. Noe, Charles Southerland, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Scott Satovsky Jr, Sam Buck, Avi Yashchin, Ron Kakar, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, charles george, Greg
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
----------
Sources:
https://www.nia.nih.gov/health/good-nights-sleep
https://academic.oup.com/sleep/article/18/6/425/2749669
https://medlineplus.gov/ency/article/004018.htm
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3377480/
https://www.sciencealert.com/your-body-has-trillions-of-clocks-in-its-cells
https://kids.frontiersin.org/article/10.3389/frym.2019.00005
https://www.quantamagazine.org/how-the-bodys-trillions-of-clocks-keep-time-20150915
https://www.livescience.com/13666-older-people-sleep-wake-early.html
https://www.nature.com/articles/497S2a.pdf?origin=ppub
https://www.sciencealert.com/your-body-has-trillions-of-clocks-in-its-cells
https://www.livescience.com/13666-older-people-sleep-wake-early.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5810920/
https://www.huffpost.com/entry/elderly-sleep-less-neurons_n_5692504
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/
https://pdfs.semanticscholar.org/b53f/75063281a94d725bf7b127387bcf776fcd1a.pdf?_ga=2.207027859.1056560949.1578503286-1667818372.1537316153
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/
https://www.nytimes.com/2017/07/13/science/hadza-tanzania-sleep-grandparents-evolution.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6017004/#!po=25.6579
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3084079/
https://www.jbsr.be/articles/10.5334/jbr-btr.892/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3142094/
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