Interactive video lesson plan for: Circadian Rhythm and Your Brain's Clock

Why do we sleep at night instead of during the day? In this episode of SciShow Hank talks about circadian rhythms, how they work, and how they regulate different processes in our bodies.
----------
Our President of Space for this episode:
http://www.youtube.com/user/Kurzgesagt
----------
Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow

Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com

Thanks Tank Tumblr: http://thankstank.tumblr.com

Sources:
http://www.ncbi.nlm.nih.gov/pubmed/18419318
http://www.livescience.com/13123-circadian-rhythms-obesity-diabetes-nih.html
http://www.sleepfoundation.org/article/sleep-topics/sleep-drive-and-your-body-clock
http://www.aasmnet.org/resources/factsheets/crsd.pdf
http://www.helpguide.org/harvard/sleep_cycles_body_clock.htm
http://www.princeton.edu/~ota/disk1/1991/9108/910805.PDF
http://news.uci.edu/press-releases/circadian-rhythms-control-bodys-response-to-intestinal-infections-uci-led-study-finds/
http://blogs.nature.com/news/2012/03/gaining-control-of-our-circadian-rhythms.html
http://news.yale.edu/2013/06/17/rhythm-everything
http://online.wsj.com/news/articles/SB10000872396390444180004578018294057070544

Tagged under: hank green,scishow,circadian rhythm,circa diem,hypothalamus,suprachiasmatic nucleus,melatonin,nap