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 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 ...

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 ...

HAMPTON ROADS, Va. (WAVY) — February is American Heart Month, and knowing your blood pressure is a big part of staying healthy. Blood pressure tells a doctor how well your heart is pumping blood ...

Your lower legs do much more than just keep you upright and moving through the day. Science reveals that your calf muscles act as a vital secondary pump, protecting your heart and boosting total body ...

Add Yahoo as a preferred source to see more of our stories on Google. Exercise has long been recognized by clinicians, scientists and public health officials as an important way to maintain health ...