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