DEAR DR. ROACH: In October 2014, I had my aortic valve replaced, and a pacemaker was put in. I was put on 100 mg of metoprolol daily — then 50 mg, then 25 mg. I have been off this medicine for six ...

Sick sinus syndrome (SSS) is a heart rhythm problem that affects your heart's natural pacemaker. You may develop symptoms of SSS like dizziness, fainting, and fatigue. Treatment may include lifestyle ...

Boston, MA - Dual chamber pacing for sick sinus syndrome (SSS) confers no survival benefit compared to single chamber pacing, late breaking results from the Mode Selection Trial in Sinus Node ...

Use of the dual-chamber devices had a projected lifetime cost-effectiveness ratio that was considerably below the often-cited $50 000 to $100 000 ceiling that society considers acceptable, according ...

Julie Bowen, known worldwide as Claire Dunphy from Modern Family, discovered her heart problem in her late 20s, just as her ...

Editor’s Note: The following guest post is published with the permission of its author, Edward J. Schloss, MD, (Twitter ID @EJSMD) the medical director of cardiac electrophysiology at Christ Hospital ...

Scientists have designed a solar panel-like pacemaker that can precisely control heartbeats. Eugene Mymrin/Moment via Getty Images By harnessing light, my colleagues and I designed a wireless, ...

Please provide your email address to receive an email when new articles are posted on . The new leadless pacemaker (Micra AV, Medtronic) is indicated for the treatment of patients with ...

In the normal heart, the lower chambers (ventricles) pump at the same time and in sync with the heart's upper chambers (atria). Cardiac resynchronization therapy (CRT), also called biventricular ...