Why your heart is not pumping well – it could be aortic stenosis

Symptoms such as chest pain generally only occur when narrowing of the aortic valve is severe. — 123rf.com

Our heart’s main job is to supply oxygen-rich blood to the body.

Our life literally hangs on how well blood is pumped through our four heart chambers with the help of four heart valves (aortic, mitral, pulmonary and tricuspid), which open and close with each heartbeat.