A pacemaker is a small, battery-powered device that controls the heartbeat. Our heartbeats are controlled by a highly efficient, biological electrical system that ensures our heart steadily pumps ...

LOS ANGELES -- Arnold Schwarzenegger has revealed that he underwent surgery last week to get a pacemaker fitted and is "doing great." In a recent episode of his podcast "Arnold's Pump Club," the ...

A dissolvable pacemaker that’s smaller than a grain of rice and powered by light could become an invaluable tool for saving the lives of newborn infants., The device can be implanted noninvasively via ...

Doctors at Continental Hospital successfully treated an 87-year-old man with a life-threatening heart condition using a ...