Donald Bell has spent more than five years as a CNET senior editor, reviewing everything from MP3 players to the first three generations of the Apple iPad. He currently devotes his time to producing ...

Just days after Arnold Schwarzenegger underwent surgery to have a pacemaker fitted, the actor and former California governor shared a new photo of himself via Instagram. In the snap, Schwarzenegger, ...

Generally, pacemakers improve quality of life for individuals who have a condition causing bradycardia, or a slowed heart rate. However, because there is an electrical device implanted near your heart ...

Medtronic's Revo MRI SureScan is designed for use during magnetic resonance imaging. The company says it will begin shipping the $5,000 to $10,000 devices immediately. Elizabeth Armstrong Moore ...

Your heart has an internal pacemaker called the sinus node. It's a group of cells, located on top of your heart, that sends electrical signals into the heart and controls your heartbeat. Sometimes, ...

Almost all pacemakers use wires to send electrical signals that help your heart beat normally. Most patients will never experience problems or complications from these life-saving devices. But for a ...

The cardiac pacemaker harmlessly dissolves over the course of 35 days. (Courtesy: Northwestern University) Temporary cardiac pacemakers provide essential pacing for patients with short-term heart ...

During an average lifetime, the heart beats more than 2 billion times. To you, it might just be a steady “lub-dub” that speeds up under pressure and slows as you drift to sleep. But behind that rhythm ...

If you have a pacemaker installed to regulate your heart’s rhythm, you may wonder when you can return to your regular workout routines. Anything that stretches or puts direct pressure on the chest and ...

Defibrillators use electrical shocks to restore a normal heart rate, especially in cases of life threatening arrhythmias or sudden cardiac arrest, while pacemakers use low-energy electrical pulses to ...