How Yawning Works
By Ryan Buckley
What is a yawn
A yawn is an involuntary action in which your mouth opens wide for you to take a deep breath. Your body does this to get rid of the carbon dioxide
Why are yawns contagoius
Yawns start becoming contagious around the age of four. If you look at someone while they are yawning it is almost impossible not to yawn. The reason being is empathy. Contagious yawning helps bonding between other peers. People with autism are half as likely to yawn back when someone yawns in front of them.
fetas yawning
yawning increases heart rate
autistic children are less likely to yawn because of empathy
yawning guaranteed to cool down the brain
Frequently asked questions
- who started the study of yawning?
- Greek Physician Hippocrates started the study of yawning. He started the idea that you yawned when you were hot, that was why when you had a fever you yawned more.
- Does yawning make you tired?
- professor Christian Hess, came up with the idea that yawning was like a from of communication. She thought it reset peoples biological time clocks. And with this theory she thought that yawning could make a group of people either tired, awake, or what ever the person that yawned felt.
Bibliography
- http://news.discovery.com/human/health/yawning-social-behavior.htm
- http://www.bbc.com/future/story/20140811-warning-this-may-make-you-yawn
- http://www.huffingtonpost.com/2013/06/10/facts-yawning-why-we-yawn-contagious_n_3398301.html
- http://www.brainfacts.org/sensing-thinking-behaving/sleep/articles/2012/yawning/
Email: 143818@g.bettendorf.k12.ia.us
Website: https://www.youtube.com/watch?v=I0dQx4SNSwE
Location: Youtube.com