Whydo you yawn?

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  • Whydo you yawn?


If you yawn in class, you'll probably notice a few other people will start yawning, too. Why is that? Skip Navigation. KidsHealth from ... Why Do I Yawn?
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Positive: 28 %
Why We Yawn. Yawning Cools Brain, ... When you start to yawn, powerful stretching of the jaw increases blood flow in the neck, face, and head.
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Positive: 25 %

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Why Do We Yawn? - The average person yawns 240,000 times in their lifetime. There must be a reason, right? Look no further you have come to the most ...
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Positive: 28 %
Yawning is involuntary -- just try not doing it -- and is even somewhat contagious. Ever see someone else yawn and then found yourself yawning ...
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Positive: 23 %
Why do we yawn? And why is it that we can't resist yawning after seeing someone else yawn? (We bet you are yawning right now.)
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Positive: 9 %
Why Do We Laugh? No Laughing Matter. By Jeanie Lerche Davis. From the WebMD Archives. ... If you pay attention to everyday life, you laugh," he tells WebMD.
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Positive: 10 %

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