Specialized pacemaker cells are found naturally in the heart. But if pacemaker cells go awry, the heartbeats slow down, causing fainting or even sudden death. Patients with slow heartbeats who are ...
A pacemaker is an electric medical device that’s generally about the size of a matchbox. A surgeon implants it under your skin to help manage irregular heartbeats called arrhythmias. Pacemakers can ...
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