# Why do we yawn?

**URL:** <https://boards.straightdope.com/t/why-do-we-yawn/319508>\
**Category:** Factual Questions\
**Created:** [August 31, 2005, 11:32pm UTC](https://boards.straightdope.com/t/why-do-we-yawn/319508 "2005-08-31T23:32:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![mrmeman12](https://avatars.discourse-cdn.com/v4/letter/m/f19dbf/32.png) [@mrmeman12](https://boards.straightdope.com/u/mrmeman12)\
**Post date:** [August 31, 2005, 11:32pm UTC](https://boards.straightdope.com/t/why-do-we-yawn/319508/1 "2005-08-31T23:32:39Z")

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Simple enough, why do we yawn? What is the point of yawning because we are tired? It doesn’t seem to serve a purpose.

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**Author:** ![MidnightRadio](https://avatars.discourse-cdn.com/v4/letter/m/ecd19e/32.png) [@MidnightRadio](https://boards.straightdope.com/u/MidnightRadio)\
**Post date:** [August 31, 2005, 11:39pm UTC](https://boards.straightdope.com/t/why-do-we-yawn/319508/2 "2005-08-31T23:39:06Z")

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[Here](http://www.straightdope.com/classics/a2_309.html)’s a little info about yawning.