Dr. Niraj Varma, director of the cardiac electrophysiology lab at Loyola, holds an implant defibrillator.
(Jean Lachat/Sun-Times file)
Study: Shocks to heart may shorten life
For people at risk for sudden cardiac arrest, implanted heart defibrillators can be a lifesaver, delivering an electric shock to correct an irregular heartbeat. But new research suggests that people who receive shocks from these devices are more likely to die later on.
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