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