Almost 50 years after the first report of the use of cardiac pacing, in the Journal, 1 pacing is playing an increasingly important role in the management of cardiac disease. Cardiologists have ...

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 ...

A biventricular pacemaker is a device that can help the heart beat more efficiently when a person has heart failure or an irregular heartbeat. When a person has heart failure or an irregular heartbeat ...

Defibrillators and pacemakers help the heart maintain a regular rhythm. Defibrillators deliver a shock if the heart goes into arrhythmia. Pacemakers use electrical impulses to keep the heart from ...