Add Yahoo as a preferred source to see more of our stories on Google. People with hidden pockets of fat in their muscles – similar to so-called marbling in beef – are at a higher risk of dying from ...

When heart muscle gets damaged, the result is often permanent. Unlike other muscles in the body, the heart has long been believed to lack the ability to heal itself. But recent research suggests that ...

Some heart failure patients with artificial hearts have been able to regenerate heart muscle, potentially paving the way for future heart failure treatment options, according to a study published Nov.

New injection helps body produce heart protecting hormone for weeks after heart attack, improving recovery potential.

Study shows greater muscle area in men leads increased risk of heart disease; it's different for muscle density. Body composition -- often expressed as the amount of fat in relation to muscle -- is ...

Most people view their calf muscles solely through the lens of aesthetics or athletic power, but they are actually critical components of your circulatory system. Often referred to by medical ...

Your heart is one of the most important organs of the body. It pumps oxygenated blood to the body, helps in nutrient delivery in the body, sends oxygen-poor blood to the lungs, receives oxygen-rich ...

Chronic, mild dehydration quietly increases the workload on your cardiovascular system. Even mild dehydration reduces blood ...

The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...