The article is scientific, theoretical and debatable, based on a deep analysis of the electrical activity of the heart and electrocardiogram data. Paroxysmal arrhythmia applies; paroxysmal tachycardia, flutter and fibrillation of the heart. The combination of these arrhythmias with structural changes in the heart should cause damage to the antioxidant barrier of source of generation. The article has a lot of pictures that should visually show you the cause and mechanism of the development of paroxysmal arrhythmias. But do not forget that the article and theoretical, written only for scientists.