Why Do We Get the Winter Blues? | Seasonal Affective Disorder

Humans may not hibernate, exactly, but that doesn't necessarily mean we're totally unaffected by the changing of seasons. Hosted by: Brit Garner ---------- Support SciShow by becoming a patron on Patreon:   / scishow   ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook:   / scishow   Twitter:   / scishow   Tumblr:   / scishow   Instagram:   / thescishow   ---------- Sources: https://www.nimh.nih.gov/health/topic... https://www.researchgate.net/profile/... http://www.npr.org/sections/picturesh... https://www.theatlantic.com/health/ar... https://www.mayoclinic.org/diseases-c... http://www.ederma.net/wp-content/uplo... https://www.nature.com/npp/journal/v2... https://jamanetwork.com/journals/jama... https://www.mayoclinic.org/diseases-c... http://www.sciencedirect.com/science/...) https://www.nature.com/mp/journal/v8/... https://www.scientificamerican.com/ar... http://journals.sagepub.com/doi/abs/1... http://jdc.jefferson.edu/cgi/viewcont... http://pubmedcentralcanada.ca/pmcc/ar... https://www.ncbi.nlm.nih.gov/pmc/arti... ---------- Images: https://commons.wikimedia.org/wiki/Fi...