A 76-year-old woman with known ischemic cardiomyopathy, a left ventricular ejection fraction of 25%, and a previously inserted pacemaker presents to her cardiologist concerned that there is a problem ...

NEW YORK (Reuters Health) - Nearly two thirds of heart patients with implanted pacemakers have undiagnosed sleep apnea, a significantly higher prevalence than found in the general population, a study ...

Add Yahoo as a preferred source to see more of our stories on Google. Electrocardiograms, or ECGs, record the electrical activity of your heart. Randy Faris/The Image Bank via Getty Images Your ...

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 ...

LONDON, England—New research has identified several high-risk variables associated with the need for a new permanent pacemaker after TAVI for aortic stenosis. None on the list are among the more ...