Explore the fascinating world of the human body in this animated educational video. Discover the roles of essential organs ...

Red blood cells carry oxygen from the lungs around the body. They then carry carbon dioxide from around the body back to the lungs. These cells are an important component of blood. However, a range of ...

Human bodies make 2 million red blood cells per second. They each live for 120 days and spend that time zooming completely around the body every 20 seconds, carrying oxygen from the lungs to other ...

Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...

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, ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

Bone marrow is a spongy tissue found inside some of your bones. Your body uses it to make white blood cells, red blood cells, and platelets. Bone marrow is the soft tissue in your bones that makes and ...

Polychromasia refers to the different colors your red blood cells (RBCs) appear under a microscope. It's not a diagnosis but anemia, infection, blood loss, or cancer can cause polychromasia. These ...