5 Weird Involuntary Behaviors That Are Unknown To You!
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Why we yawn, why we hiccup, twitchy eyes (and more)!
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Our bodies do a lot of weird things, and many of them are completely involuntary. Why do we often jerk our bodies awake right before falling asleep? Why do we yawn? Why do we hiccup? Why do some people sneeze when they look at the sun? And why does your eye twitch? This week we'll look at the science behind these crazy involuntary behaviors!
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Read more:
Aristotle's "Book of Problems" free online: http://www.gutenberg.org/files..../12699/12699-h/12699
(it was probably not written by Aristotle, but instead collected after his death)
Yawns: http://www.bbc.com/future/stor....y/20140811-warning-t
Eye twitches: http://www.straightdope.com/co....lumns/read/1603/what
Sun sneezes: http://www.ncbi.nlm.nih.gov/pm....c/articles/PMC282140
Hiccups: http://www.bbc.com/future/stor....y/20140127-do-hiccup
Sleep twitches: http://www.bbc.com/future/stor....y/20120522-suffer-fr
http://www.bbc.com/future/stor....y/20120522-suffer-fr
Post-micturition convulsion syndrome: http://io9.com/5810102/the-science-of-pee-shivers
Have an idea for an episode or an amazing science question you want answered? Leave a comment below!
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Produced for PBS Digital Studios
Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
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Last week's video:
There's no such thing as cold: https://www.youtube.com/watch?v=Akd7MMRKDwc
More videos:
Why Are Some People Left-Handed? https://www.youtube.com/watch?v=NPvMUpcxPSA
Why Did We Blow on NES Games? https://www.youtube.com/watch?v=4Gf9mtXnJfM
The Science of Game of Thrones - https://www.youtube.com/watch?v=Utu-LpJn3Is
There Was No First Human - https://www.youtube.com/watch?v=xdWLhXi24Mo
How The Elements Got Their Names - https://www.youtube.com/watch?v=mtg9p6A6xnY
