A pacemaker is a small device that can send electrical signals to your heart. Here's who needs a pacemaker and how it works.

Exercising with a pacemaker has benefits for your heart health. Here are safe and effective ways to incorporate different ...

Although the heart's pumping function appears normal, the muscle often becomes too stiff to fill properly, leaving patients short of breath, fatigued and limited in daily activities. Pacemakers are ...