What Causes Brain Freeze?

That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain.
———-
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.sciencedaily.com/releases/2013/05/130522095335.htm
http://mentalfloss.com/article/12293/why-do-people-get-ice-cream-headaches
http://www.medicalnewstoday.com/articles/244458.php