The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

The chambers of the heart operate as a ‘double-pump’ system for the body’s circulation. In coordination with valves, the chambers work to keep blood flowing in the proper sequence. The chambers on the ...

The heart is well-placed in the upper torso to serve the major organs, which are arranged like satellites around it. It isn’t displaced as far to the left as some people might imagine. However, it is ...

The heart is a muscle about the size of your fist that pumps blood around the body. When the heart is functioning properly, it has a specific rhythm controlled by a mass of specialized heart tissue ...

Heart failure is a serious medical condition that affects millions of people around the world. Despite its name, heart ...

A sigmoid septum occurs when part of the heart muscle expands and blocks a pathway blood uses to leave the heart’s left side. It often does not cause symptoms and has links to aging. The heart ...

When most people think of heart health, they imagine cardio exercises, nutritious meals and regular doctor visits. Yet, few would suspect a link between their heart and calf muscles. Surprising as it ...

Amyloid heart disease occurs when amyloid fibrils build up in the heart, making it more difficult for the heart to pump blood around the body. Eventually, this can lead to heart failure. People can ...