A pacemaker is a small device that can send electrical signals to your heart. Here's who needs a pacemaker and how it works.

Clinical pacemakers save lives. Implanted in patients’ hearts to keep them beating regularly, the devices are an important part of modern healthcare in the fight against potentially fatal arrhythmias.

LOS ANGELES >> Dodgers Hall of Famer Tommy Lasorda underwent surgery Thursday to replace the pacemaker in his heart. The procedure was confirmed by the Dodgers on Friday morning. The team added in a ...

Researchers at Rice University and the Texas Heart Institute have created the internal components for a battery-free pacemaker, designed to be inserted directly into the heart and free of wires. The ...

At Big Ten Media Days in Chicago Thursday, Nebraska head coach Fred Hoiberg shared an update on his status after undergoing a recent heart procedure to replace his pacemaker. “I feel really good,” ...

Atrial fibrillation – a form of irregular heartbeat, or arrhythmia – leads to more than 454,000 hospitalizations and nearly 160,000 deaths in the United States each year. Globally, it is estimated ...

Millions of people have benefited from pacemakers since the first one was implanted in 1958, but the basics facets of the design have remained unchanged. These devices are still battery-operated, with ...

VATICAN CITY — The Vatican is acknowledging for the first time that Pope Benedict XVI has had a pacemaker for years and that its battery was replaced a few months ago in secret. Vatican spokesman Rev.