At first he did nothing else, just sat there thinking about breathing, and letting the tension flow out of his body.
"Take your time, remember what I told you about breathing, and shoot five rounds slow-fire."
Somebody who doesn't care much about breathing, I guess.
If we get through that time, then we can worry about breathing.
He knows no more about breathing than you do about computers.
Keep reading for more links you might like about breathing or heading underwater.
"I was more worried about breathing than being eaten."
Nor did I buy the stuff about breathing: that you want to shoot right after you've exhaled, when your body is most relaxed.
Thinking about breathing can be helpful but changing the breath isn't necessary.