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Merely thinking about or seeing someone yawning can make you yawn. But why?
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Reasons we we yawn. It was once believed that the main function of yawning was to increase otherwise low oxygen levels, but a 1987 study disproved that theory. And despite extensive additional ...
The yawn reflex has long been observed to be contagious. In 1508, Erasmus wrote, "One man's yawning makes another yawn", [39] and the French proverbialized the idea to "Un bon bâilleur en fait bâiller sept" ('One good gaper makes seven others gape'). [40] Often, if one person yawns, this may cause another person to "empathetically" yawn. [23]
Which animals yawn, and has it evolved independently more than once? A little further explanation as to how yawning is advantageous - how would an organism that didn't yawn/respond to yawns be more likely to die? Physiologically, what is the difference (if there is any) between a true reflexive yawn and a voluntary effort to simulate a yawn?
Banned Book Club is a fictionalized biographical graphic novel by Kim Hyun Sook and Ryan Estrada that depicts Kim's college experience in South Korea during the Fifth Republic. The title is a reference to the secret student club at her university where she read underground literature. The book was fictionalized to protect the people in the ...
The post Here’s Why Yawning Is Contagious appeared first on Reader's Digest. But why is yawning contagious? Turns out, humans aren't the only animals with a case of the big yawns.
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