Atrial fibrillation

Sometimes, the "heart beating in my chest like a bird" or "shaking like an autumn leaf." And sometimes "it is clogged, it will freeze." In the language of medicine this is called cardiac arrhythmia. Contraction of the heart become irregular, incorrect. Arrhythmias are different, but one of the most common — atrial.

We know that every time a heartbeat is a sequential reduction of its divisions — first the atria and then the ventricles. Only such an alternation provides effective functioning of the heart. When an arrhythmia, which received a beautiful name "atrial" lost one of the phases

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