The Oxygen Advantage: The Simple, Scientifically Proven Breathing Techniques for a Healthier, Slimmer, Faster, and Fitter You

by Patrick McKeown

Can you visibly notice your breathing during rest? To find out, take a look at your breathing right now. Spend a minute observing the movements of your chest or abdomen as you take each breath. The more movement you see, the heavier you breathe.