Scientists have created a three-dimensional "heart-on-a-chip" (HOC) that could provide a breakthrough in the fight against the world's leading cause of death, cardiovascular disease. One major ...

Your lower legs do much more than just keep you upright and moving through the day. Science reveals that your calf muscles ...

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 ...

Canadian researchers have developed a beating three-dimensional heart-on-a-chip with real-time cellular sensing, offering a ...

Body composition—often expressed as the amount of fat in relation to muscle—is one of the standard predictors of cardiac health. Now, new research from the University of California San Diego indicates ...

The human heart, a powerful, fist-sized organ, is the hardest working muscle in the body. It works 24/7, pumping blood through vessels (its partner in the makeup of the circulatory system), so oxygen ...

Growing evidence shows that building muscle strength can have benefits for your heart, even leading to better outcomes after a heart attack. Having a higher level of leg muscle strength appears to be ...

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.

February is American Heart Month, with a focus on encouraging all of us to make heart-healthy choices to reduce ...