Do you remember the Mad Cow Disease scare from the 90s? What really happened? Did it go away? Join Stefan Chin for a mad new episode of SciShow and learn all about what really happened to those cows. Let's go!

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Sources:
http://www.oie.int/en/animal-health-i...
https://www.cdc.gov/prions/bse/about....
http://www.bseinfo.org/bseclinicalsig...
https://www.scientificamerican.com/ar...
http://www.hopkinsmedicine.org/health...
http://www.mayoclinic.org/diseases-co...
https://www.fda.gov/BiologicsBloodVac...
http://www.who.int/mediacentre/factsh...
https://www.cdc.gov/prions/vcjd/vcjd-...
https://www.cdc.gov/prions/vcjd/risk-...
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Images:
https://en.wikipedia.org/wiki/File:Ap...