This is a good question, because o­nce you start noticing what is going on, you probably will notice that you may end up holding your breath while shooting, which is unhealthy. I think that you should actually take a deep breath or two when you shoot. When you are under pressure, you tend to start breathing small, slow breaths. If not enough oxygen is going to the brain, then it can off your coordination, and your sight.

Glasses and your game

To breath or not to breath

Breaking in 9 ball

Different Tables

Perfect Practice