The oxygen advantage : simple, scientifically proven breathing techniques to help you become healthier, slimmer, faster, and fitter /

One of the biggest obstacles to your health and fitness is a rarely identified problem, and one that is unknown outsied of medical journals: chronic overbreathing. We can breathe two to three times more air than required without even knowing it, and chronic overbreathing leads to loss of health and...

وصف كامل