Tại sao chúng ta ngáp?

177

lượt xem

Thêm vào

Bạn chưa đăng nhập?

Hãy đăng nhập để sử dụng chức năng này nhé.

Đăng nhập
Chia sẻ

Ngày đăng: 05/08/2016

Chuyên mục: Kiến thức

Why do we yawn? If you think the answer is BOR-ing, then maybe your
brain's just overheated. Let Hank explain the new thinking behind why we
... hold on ... *yawn*. Excuse me. Help support us by subscribing to
our page on Subbable: https://subbable.com/scishow ---------- 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
---------- 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.upenn.edu/gazette/1109/expert.html
http://news.nationalgeographic.com/news/2011/11/111115-yawning-mystery-brains-sinuses-health-science/
http://www.nytimes.com/2007/07/03/health/03insi.html?_r=0
http://serendip.brynmawr.edu/exchange/node/1912
http://www.loc.gov/rr/scitech/mysteries/yawn.html
http://www.smithsonianmag.com/science-nature/why-do-we-yawn-and-why-is-it-contagious-3749674/?no-ist
https://www.princeton.edu/main/news/archive/S31/64/49G23/index.xml?section=newsreleases
http://www.psychologytoday.com/blog/brain-sense/201111/why-do-you-yawn-when-youre-not-sleepy http://www.epjournal.net/wp-content/uploads/ep0592101.pdf

Xem thêm