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 ...

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

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 ...

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.

People with hidden pockets of fat in their muscles – similar to so-called marbling in beef – are at a higher risk of dying from heart attacks or heart failure regardless of their body weight, ...

Cardiologists warn that the body often shows subtle signs 24–48 hours before a heart attack. Narrowing arteries, inflammation ...