Northwestern University engineers have developed a pacemaker so tiny that it can fit inside the tip of a syringe—and be noninvasively injected into the body. Although it can work with hearts of all ...

Dear Doctor K: I’m scheduled to have a pacemaker inserted in a couple of weeks. Can you tell me what will happen during the procedure? Dear Reader: A pacemaker is a little box that is placed beneath ...

A New Smyrna Beach nurse suffered from a heart rhythm disorder that caused her to faint, until she received a "life-saving" high-tech pacemaker. The Micra AV pacemaker is a leadless device smaller ...