Why Do We Yawn & Are Yawns Really Contagious?

Did we make you yawn? Discover the science behind yawning.

Chapters:
0:00 Intro
0:38 Dogs will sympathy yawn with their owners?
1:23 What is the medical name for what happens when we yawn?
2:13 When do we start yawning?
3:15 Outro

2024-03-20T02:42:15-07:00
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