Every day, your heart pumps about 10 pints of blood 60,000 miles around your body through your circulatory system. That system is made up of blood vessels, the tubes that carry blood throughout your ...

In a healthy heart, blood flows in only one direction. The four valves of the heart prevent blood from flowing backward. But a leaky heart valve, or heart valve regurgitation, causes a backflow of ...

To be able to observe the blood flow in the artificial heart in real time in the MRI, the researchers an Linköping University had to build a full-scale model of the human circulatory system. Using ...

Mar. 23 -- THURSDAY, May 3 (HealthDay News) -- Infusing the clot-preventing drug streptokinase improved blood flow in the tiniest heart blood vessels of people who had artery-opening procedures such ...

Heart valve regurgitation is the name for when the heart’s valves leak. It occurs when some of the blood the heart pumps out flows back to the valves. Treatment may not always be necessary, though ...

This new imaging technique, when applied to humans, could both improve our understanding of the circulatory system (veins, ...

Learning that your newborn has a heart murmur can be scary news. But heart murmurs in newborns are actually extremely common and often harmless. Read on to learn more about what to look out for if ...

Maintaining good circulation is vital for overall health and well-being. Every day, your heart tirelessly pumps blood through your circulatory system, delivering oxygen and nutrients to your body's ...

Researchers have developed a method for cheaply producing heart valves in the span of minutes that are functional immediately after being implanted into sheep. The scientists call their method ...