AsapSCIENCE Answers The Age Old Question “Why Do We Yawn?” – [VIDEO]
I yawn probably 10-20 times a day. Matter of face, I yawned right before I started writing this post and while I was typing that first sentence. But why exactly do we yawn and is it really contagious?
I’ve always wanted to know why people yawn. If there was “Yawning Olympics” I would compete because I would think I have a good shot at winning. They say it’s mostly because your tired, but I’ve heard that to be false.
Why Do We Yawn?
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