And there you have it – the science behind why yawns are contagious.
If you yawned while reading this thread, then give it an upvote.
You have to.
It's science.
9/9
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And there you have it – the science behind why yawns are contagious.
If you yawned while reading this thread, then give it an upvote.
You have to.
It's science.
9/9