We all know that the heart, along with the brain, is the most important organ for the body that is responsible for pumping blood. However, there exists a "second heart" as well, which functions inside ...

When you sit quietly for a moment listening to your heart pump blood through your body, do you think about blood vessels as a firehose drenching your organs and brain with red blood cells full of ...

What is circulation, you ask. Circulation is when our heart pumps blood to circulate around our body. When our blood flows, it keeps our vital organs working and healthy, as well as delivering oxygen ...

For patients with heart failure, blood pumps can be lifesaving. But the very forces that sustain circulation can also harm it ...