Can you actually catch a yawn?
COSMOS magazine,
Why do we yawn and why do we yawn when another person yawns? Is it really possible to catch a yawn? Why do we do it anyway?
Why do we yawn and why do we yawn when another person yawns? Is it really possible to catch a yawn? Why do we do it anyway?
Yawning Juanedc via Wikimedia Commons If you see or hear somebody else yawn, or even think or read about yawning, there's a…