Today I Found Out

Why do we Get Ice Cream Headaches (2015x66)

: 07, 2015

→Subscribe for new videos every day! http://bit.ly/todayifoundoutsubscribe →Why Do Superheroes Wear Their Underwear on the Outside?: http://bit.ly/1Ow7J0K Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week! More from Today I Found Out: The Man Who Personally Executed Over 7000 People in 28 Days http://bit.ly/1IkuKTu What Size was Marilyn Monroe? http://bit.ly/1CRYozi Why Superheroes Wear Their Underwear On The Outside http://bit.ly/1HLvFLb In this video: While many theories on what exactly causes ice cream headaches or “brain freezes” have existed for some time, it has only been very recently that it was discovered exactly what is going on here. It turns out, ice cream headaches are a result of a rapid change in the size of blood vessels as a response to an extreme shift in temperature in the roof of the mouth, particularly the back of the roof of the mouth. Want the text version? http://www.todayifoundout.com/index.php/2010/09/what-causes-ice-cream-headaches/ Resources/Further Reading: http://query.nytimes.com/gst/fullpage.html?res=9E05E6D71E39F937A25756C0A961958260http://en.wikipedia.org/wiki/Ice-cream_headache http://www.divinecaroline.com/22178/84726-brain-freeze-science-ice-cream http://www.bmj.com/content/314/7091/1364.full http://en.wikipedia.org/wiki/Ice_cream Image Credit (Thank you)