What does the phrase "natural pacemaker" mean?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
Your body’s “natural pacemaker” consists of a group of cells in your heart, which produce electrical impulses that determine the rate of your heartbeat. Learn more about the body's stunningly sophisticated electrical system by watching this animation.



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Pacemaker

This small, battery-operated device weighs about an ounce and sends a signal to your heart to correct a slow or irregular heartbeat. A pacemaker is implanted under the skin, usually on the left side of the chest below the collarbo...

ne. The procedure takes about an hour, and most patients go home within a day. Types of pacemakers vary; some correct a slow heartbeat, while others stop an irregular heartbeat or stop severe heart failure.
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