الفهرس 
Introduction
ArrhythmiaOnly 14 pages are availabe for public view
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Abstract
Cardiac arrhythmias are frequent and important complications of cardiac diseases. It might be expected that those afflicted would be aware of their occurrence.
Free radicals formation is related to several common diseases, particularly heart diseases. Free radicals can disrupt the function of numerous molecules. They are a chemical species with one or more unpaired oxygen (stable molecules contain [aired electrons), hydro peroxides and superoxide anions. Free radicals develop widely in mammalian cells but they are precisely controlled by several anti-oxidant protective mechanism.