Structural heart disease can affect the chambers, valves, walls, and muscle of the heart. These conditions affect the way the heart functions and can limit its ability to circulate blood around ...

Coronary arteries play an important role in circulating blood within your body. Specifically, these arteries send blood straight to your heart, thus maintaining your myocardial functions and ...

Neurotransmitters are chemical messengers in the nervous system. They influence mood, muscle movement, heart rate, and many other functions. Learn more here.

This happens when heart tissue becomes damaged because of cell death. Even if there is no cell death, when the blood flow to your heart becomes reduced it changes the way your heart functions.

Weill Cornell Medicine researchers have determined the full-length structure of a blood pressure-regulating hormone receptor for the first time, uncovering how it functions, which may enable ...

But heart-related deaths also increased dramatically in younger adults. In fact, a study found that the sharpest rise in deaths from heart attack during that period occurred in 25- to 44-year-olds.