Your heart has an internal pacemaker called the sinus node. It's a group of cells, located on top of your heart, that sends electrical signals into the heart and controls your heartbeat. Sometimes, ...

MANCHESTER, UK — There have been many recent advances in cardiac rhythm management, notably the use of leadless pacemakers and subcutaneous implantable cardioverter defibrillators (S-ICDs), experts ...

My cardiologist stepped out of the exam room and returned with a medium-sized cardboard box that rattled as she walked. The contents: a few dozen watch-sized, titanium-encased implantable pacemakers ...

You may have heard of two little devices that doctors use to help treat heart problems: pacemakers and ICDs (implantable cardioverter defibrillators). They use them when you have a type of heart ...