Pacemakers are used to treat conditions that cause a low heart rate. There are many conditions that result in a disruption of the normal electrical activity of the heart. A pacemaker stimulates the heart to beat at a certain rate should the heart not initiate beats on its own. Some conditions that result in a slow heart rate requiring a pacemaker include sick sinus syndrome and atrioventricular heart block.
Pacemakers are used for several different kinds of heart conditions, including a slowed heartbeat.
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