Luckily, we live in a time where we don't have to worry about smallpox anymore. It's a horrible disease, but through smart vaccination techniques, we took it from killing millions worldwide, to being eradicated from the planet!

We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017

Hosted by: Olivia Gordon
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/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: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
----------
Sources:
https://www.cdc.gov/smallpox/index.html
https://wwwnc.cdc.gov/eid/article/10/5/03-0973_article
http://www.who.int/csr/disease/smallpox/en/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1200696/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1069029/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC281588/
https://www.nationalgeographic.com/science/health-and-human-body/human-diseases/smallpox/
https://www.nlm.nih.gov/exhibition/smallpox/sp_variolation.html
https://www.cdc.gov/mmwr/preview/mmwrhtml/00049694.htm

Images:
https://commons.wikimedia.org/wiki/File:Smallpox_virus_virions_TEM_PHIL_1849.JPG
https://commons.wikimedia.org/wiki/File:Child_with_Smallpox_Bangladesh_-_arm_detail.jpg
https://wellcomecollection.org/works/c6774vue?query=james+phipps
https://commons.wikimedia.org/wiki/File:Cowpox_Engraving_(detail).png
https://commons.wikimedia.org/wiki/File:Smallpox_PHIL_3278.tif