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A member asked:
What exactly does a pacemaker do?
7 doctors weighed in across 2 answers
A pacemaker: Is a small device that's placed in the chest or abdomen to help control abnormal heart rhythms. This device uses electrical pulses to prompt the heart to beat at a normal rate.
Answered 5/5/2016
5.7k views
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Treats slow rhythms: A pacemaker keeps the heart rate above a certain limit, which is programmable. It cannot treat heart rates that are already too high. Dealing with fast rhythms requires a different approach.
Answered 12/9/2013
5.5k views
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