Science reveals that your lower legs act as a secondary circulatory pump, pushing blood against gravity to protect your heart ...

Researchers are closer to understanding the earliest beginnings of the circulatory system during embryonic development—a discovery that could lead to ways to repair damage in the human body after ...

Here on Earth, a person's blood tends to pool in the legs because of gravity (the leg veins have valves that help to maintain blood flow from the legs back up to the heart). Things are different in ...

A new study shows that drinking coffee isn't as bad for our arteries as some previous studies would suggest. The research has shown that drinking coffee, including in people who drink up to 25 cups a ...