Add Yahoo as a preferred source to see more of our stories on Google. Electrocardiograms, or ECGs, record the electrical activity of your heart. Randy Faris/The Image Bank via Getty Images Your ...

Pacemakers are medical devices implanted in the body to regulate heart rhythms. They're composed of electronic circuits with batteries and leads anchored to the heart muscle to stimulate it. However, ...

When someone is diagnosed with a heart condition, it is natural to worry about the treatment they might need. One common question people ask is whether every heart patient eventually needs a pacemaker ...

A pacemaker modified for newborns' tiny bodies safely and effectively stabilized their heart rhythms for up to two years, according to new research published in Circulation: Arrhythmia and ...

A battery-free pacemaker can harvest energy from each heartbeat, potentially allowing future devices to work far longer ...

Cardiologists at UVA Health are using a new type of leadless pacemaker in an ongoing clinical trial that could help patients ...

CHICAGO — One person’s used pacemaker is another person’s treasure. A program to refurbish used pacemakers could expand access to the lifesaving devices. In a clinical trial of nearly 300 people, ...

Hearing that you might need a stent or a pacemaker can feel overwhelming, especially if you're not quite sure what either device actually does. "A stent and a pacemaker treat entirely different heart ...