The heart has long been thought to be controlled solely by the autonomic nervous system, which transmits signals from the brain. The heart's neural network, which is embedded in the superficial layers ...

New research from Karolinska Institutet and Columbia University shows that the heart has a mini-brain – its own nervous system that controls the heartbeat. A better understanding of this system, which ...

The Psychological Trap: Individuals recovering from a heart attack experience depression and anxiety at a rate up to three times higher than the general population. Alarmingly, cardiac patients who ...

Exercise may do far more than strengthen the heart and muscles. New research suggests regular aerobic activity can physically reshape the nervous system that controls the heartbeat, altering key nerve ...

Researchers have identified a key protein that may help failing hearts regain function, offering new insight into why some ...

Internal organ tissues often don’t heal after illness or injury and lose some function, such as the heart after a heart attack. UCLA cardiologists have identified a protein that interferes with ...