A 78-year-old man with a history of heart failure presents for routine follow-up 1 week after insertion of a pacemaker. As part of the evaluation, a 12-lead ECG is obtained. The correct diagnosis is ...

A new study from Karolinska Institutet in Sweden demonstrates that a change in the ECG wave called the QRS prolongation is associated with a higher rate of heart-failure mortality. According to the ...

Heart failure affects about 2% to 3% of people globally—including up to 9% of those over 60—and about 6.5 million Americans. For a person with this chronic, progressive condition, the heart isn’t able ...

New research pinpoints how to spot which heart failure patients are most likely to benefit from getting a pacemaker. Previous research has shown that receiving a pacemaker can improve symptoms and ...