With heart failure, the heart becomes enlarged and its electrical systems become stretched. This interferes with how the parts of the heart coordinate to contract and pump blood, making it inefficient ...

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 ...

OSLO, Jan 14 (Reuters) - Norway's Queen Sonja, 87, will have a pacemaker inserted in a scheduled surgery later this week after suffering a heart problem during the weekend, the Norwegian royal court ...

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 ...

Forbes contributors publish independent expert analyses and insights. Physician who writes about the rising rates of cancer in young adults. Pacemakers are not designed or approved to provide ...