or how do you breathe as in...

do you suck in air causing your lungs to expand?

or do you expand your lungs, which creates a vaccuum, and sucks air in?
aeonblue11 Reviewed by aeonblue11 on . How do you breathe? Im high, and this is all i keep wondering. I personally breathe through the mouth, but i dont keep my mount gaping open, just enough to breathe lol. :rastasmoke: Rating: 5