New injection helps body produce heart protecting hormone for weeks after heart attack, improving recovery potential.

In a breakthrough for diagnostics, scientists have created an easy and effective test that identifies a heart failure biomarker in saliva, opening the door to more rapid and accessible life-saving ...

If you sometimes experience a racing or irregular heartbeat, it may be caused by atrial fibrillation (AFib), the most common type of heart arrhythmia. AFib can make you five times more likely to have ...