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 ...

With the reliability of a quality wristwatch, pacemakers send out electric pulses to keep your heart beating at a steady rate ...

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, ...

Dear Doctor: My mom is 93, and her doctor says she needs a pacemaker to control a heart arrhythmia. How does a pacemaker work? Is the operation dangerous for someone her age? Dear Reader: A pacemaker ...

Pacemakers are vital, life-saving technology held back by their limited battery life, but the solution to that problem may ...

Heartbeats could one day help power something beyond hearts. A pacemaker is a device that helps regulate abnormal heart rates using electrical pulses. Leadless pacemakers, which are placed in the ...

Chinese scientists have achieved an important medical breakthrough by creating the world’s first laboratory-grown sinoatrial node, often called the heart’s master conductor. This tiny part of the ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Virginia Singla, University of Pittsburgh (THE CONVERSATION) Your heart's job is to ...