Most arrhythmias result from problems in the electrical system of the heart. If your arrhythmia is serious, you may need a cardiac pacemaker or an implantable cardioverter defibrillator (ICD). They are devices that are implanted in your chest or abdomen. A pacemaker helps control abnormal heart rhythms. It uses electrical pulses to prompt the heart to beat at a normal rate.
Steven Berlin Johnson (born June 6, 1968) is an American popular science author and media theorist.
John Schnatter. This is the latest accepted revision, reviewed on 20 April 2017. John H. Schnatter (born November 22, 1961) is an American entrepreneur and the founder, CEO, and spokesman of Papa John's International, Inc.