Heart failure symptoms have been reversed in patients with a new pacemaker that changes how the heart is fuelled.

Millions of people worldwide live with a pacemaker that regulates their heartbeat, but exactly what are these devices and how do they work? Pacemakers can save the lives of heart patients by ...

Estimates suggest that around three million Americans are living with cardiac pacemakers, according to the American Heart Association. Now, thanks to MountainStar Healthcare, a new kind of pacemaker – ...

Scientists said Wednesday they have developed the world's tiniest pacemaker, a temporary heartbeat regulator smaller than a grain of rice that can be injected and controlled by light before dissolving ...

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 ...

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, ...

Refurbished heart pacemakers have the potential to help people overseas who can't afford one An international trial that compared refurbished devices to new ones showed encouraging results Such ...