When you yawn....?!

Question: ... do you exhale or inahle?? I've always tried, but I could never tell!!

Answers: ... do you exhale or inahle?? I've always tried, but I could never tell!!

Inhale - it gives your brain oxygen.

Inhale

We Inhale.

yawn is the body reaction to lack of oxygen to your brain. its a sympathetic reaction that reoxygenate your brain... without conciuos control

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When you yawn....?!

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