This 7 minute video explains in an easy to understand approach how oxygenated blood
transfers throughout the body and how de-oxygenated blood is removed from the body. You
will learn about the four chambers of the heart and how cardiopulmonary system operate
concerning systole & diastole.
Thank you for your confidence with Natural Body Trainer. We look forward to you, being a
true professional in the fitness industry, training & educating your clients while making good
money all at the same time.