Have you ever wondered if you are having a heart attack or will you be able to know if your heart is working properly? Yes indeed, many times we wonder if that tightening in our chest is indigestion or a symptom of a heart attack. In fact, some people share their concerns about their heart is either beating rapidly (atrial fibrillation), feeling as though it is pounding heavily on their chest. In other cases, they may become concerned about the heart having irregular beats or having a doctor tell them that they have a heart murmur which is usually dismissed as a normal occurrence for many. However, the concerns are great when one is uncomfortable with matters of the heart - their heart becomes a personal matter that cannot be dismissed as a common occurrence in others. Naturally, the heart is of great value, it is a matter of life or death.
Here's some answers by the heart specialists