Key Takeaways Strong heart health means your heart and blood vessels, aka your cardiovascular system, are working efficiently ...

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 ...

A new study has found that during exercise, the vagus nerve, essential to the body’s ‘rest and digest’ response, has a more important role in heart function than we thought. The findings could be ...

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 ...

Your heart might be functioning as if it’s decades older than your chronological age, particularly if you carry excess weight or live with chronic health conditions. The concept of “functional heart ...

Maintaining a stable heartbeat is critical for survival. Your heart must constantly adapt its output to meet changing demands for oxygen and nutrients. Traditionally, scientists have attributed this ...

Heart failure has historically been irreversible, but the outcome of a new study suggests that could someday change. At the University of Utah, scientists used a new gene therapy that was shown to ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...