Your heart and lungs work together to pump blood throughout your body. Oxygen rich blood from ... through your lungs because of the pressure inside these vessels. As a result, the lower chamber ...

starting in different parts of our bodies at different times, possibly long before we’re even thinking about aging. It’s also ...

Hormones close hormoneChemical messenger produced in glands and carried by the blood to specific organs in the body. carry messages around the body, but they work in a very different way to the ...

It was an eight-day mission that turned into nine months. This is what Sunita Williams and Barry Wilmore survived ...

Scientists continue to learn more and more about bacteria that exists naturally inside our gut. Researchers at Virginia Tech ...