Surgeons have been opening chests and implanting pacemakers for decades. The devices save millions of people by controlling their abnormal heartbeats. Now doctors are testing a new version of ...

In the study, researchers discovered several types of neurons in the heart, each serving a unique purpose. One of these ...

Traditionally, the heart's neural network was thought to be a simple relay system, merely transmitting commands from the ...

The human heart beats 60-100 times a minute, without you needing to pay any attention to it. Heart function is controlled by ...

New research reveals the heart has its own complex nervous system, or "mini-brain," capable of regulating the heartbeat independently of the brain.