Your heart and lungs are in constant conversation, delivering oxygen and removing carbon dioxide with every beat and breath. From the tiniest red blood cell to the largest artery, this partnership ...

Red blood cells carry oxygen from the lungs to every other organ, and blood-forming stem cells must make about 200 billion new red blood cells each day to keep the oxygen flowing. For many years, ...

It’s the hardest working muscle in your body. Your heart is what operates your circulatory system. Find out how your heart pumps blood and keeps you alive. Major Funding by the Laura Moore Cunningham ...

Two separate teams of researchers have found a way to grow blood vessels within lab-grown organs. The creation of miniature organs in the lab, such as tiny replicas of hearts, livers, and lungs, has ...

After decades of hype and setbacks, scientists have made impressive progress into tricking stem cells into repairing organs. Stem cells (like the ones above, growing in petri dishes) are able to ...

ST. LOUIS – Cardiogenic shock is a serious and life-threatening condition that happens when the heart suddenly cannot pump enough blood to meet the body’s needs. It leads to dangerously low blood ...