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 ...

A heart attack is a life-threatening condition, with patients remaining at risk of premature death long after the actual attack—50% to 60% of patients die subsequently as a result of sudden cardiac ...

Scientists have found a way to pick the best pacemaker for each patient, potentially making them last years longer. Researchers at the University of Leeds, Université Grenoble Alpes and University ...

Your heart's job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you're relaxing, and sometimes it's faster when you're exercising or stressed ...

Add Yahoo as a preferred source to see more of our stories on Google. While modern pacemakers have become impressively compact and reliable, they still depend on finite batteries that eventually wear ...

Half of all pacemakers implanted in the United States are for patients aged 75 years and older. The expectations and needs of an older group are different from patients who are younger, yet it is only ...