Wednesday, September 15, 2010

Atrial Fibrillation

What is Atrial Fibrillation?
  It defines as a heart rhythm disorder. The electrical impulses that control contraction of the heart's left and right atriums become rapid, fast and irregularly. This would make difficult for the chambers or atriums to pump out all the blood, which contains in the heart.  It may cause stroke or heart attack due to blood clots.  Below is the heart section through the middle.

Heart, section through the middle

Sign and symptom of Atrial Fibrillation are:
- Racing of heartbeat, dizziness, fainting, shortness of breath, faitgue and chest discomfort.

What is the root cause of Atrial Fibrillation?
At the moment, I don't have a good answer to this question.  However, I have been observing my uncle who is recently diagnose with this disease, and found that he always feel over-tired, lack of energy and discomfort in the lung.  Will the lung cause this disease? if so how and why?

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