Celine Dion sings that "my heart will go on," but how many times does it actually beat in a day or even a lifetime? When you purchase through links on our site, we may earn an affiliate commission.

New research suggests that regular aerobic exercise doesn’t just benefit the heart muscle, but subtly rewires the nerves that control how the heart works. Regular physical activity does more than ...

Maintaining a stable heartbeat is critical for survival. Your heart must constantly adapt its output to meet changing demands ...

Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...