The right-hand side of the heart is responsible for pumping deoxygenated blood to the lungs. The left-hand side pumps oxygenated blood around the body. Each side of the heart consists of an atrium ...
Heart, lungs and legs are all required for the most basic warm-ups. A 15-minute walk, jog, bike or other cardio, depending on your abilities, is the perfect way to do this. Squat Pyramid ...