Other heart-related topics

What Is a Pacemaker? A pacemaker is a small electronic device that is implanted under the skin, usually just below the collarbone. It helps the heart maintain a steady and sufficient heart rate in people whose heart beats too slowly or when electrical signals are not properly conducted from the upper chambers of the heart to the lower chambers. Dual-chamber pacemaker Why Do Some People Need a Pacemaker? The most common reason is age related changes in the heart’s electrical c