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 ...

New research shows that the heart has a mini-brain -- its own nervous system that controls the heartbeat. A better understanding of this system, which is much more diverse and complex than previously ...

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 ...

People who live close to airports and are exposed to high aircraft noise levels could be at greater risk of poor heart function, increasing the likelihood of heart attacks, life-threatening heart ...

In two large studies of heart attack survivors, beta-blocker drugs benefited those with mildly impaired heart function Contradictory trial results seen in patients without heart dysfunction More data ...

Cocoa, particularly rich in flavanols, is increasingly recognised for its heart health benefits. Regular consumption of cocoa has been shown to improve blood vessel function, promote better ...