---
title: The Reason We Yawn Might Might Be to Cool Down Our Brains — HIGH T3CH
url: https://hight3ch.com/the-reason-we-yawn-might-might-be-to-cool-down-our-brains/
date: 2014-03-12
---

# The Reason We Yawn Might Might Be to Cool Down Our Brains

What makes yawning so contagious? Why do we yawn? Could it be to cool our hot brains?