Why Do We Yawn in Groups?

Yawning is like a social signal. When someone yawns, it might make other people feel sleepy or curious, and before they know it, they yawn too! It’s almost like a secret language that friends use to connect with each other.

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Examples

When your best friend yawns at the dinner table, you can't help but yawn too.
You're watching a movie and the person next to you starts yawning, soon everyone in the theater is yawning together.
Your teacher yawns loudly while explaining math, and suddenly the whole class begins to yawn.

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Categories: Psychology · contagious behavior,social psychology,yawning