The darker, more burgundy color means it’s traveling through your veins, heading back to your heart and lungs to pick up more oxygen. Think of it like a delivery service. The bright red blood is ...

However, if you have heart disease or heart failure the blood supply to the heart muscle is inefficient and the organ can’t ...

A team led by the University of Sydney has identified red blood cell rupture at dying endothelial sites as a primary driver ...

All blood in the human body is red in color. It is untrue that deoxygenated ... As blood leaves the heart and is oxygen-rich, it is bright red. It is a common myth that veins are blue because ...

Your kidneys filter waste and extra fluid out of your blood. Just like your other organs ... helps your body make new red blood cells. Kidney damage from heart failure prevents your body from ...

Your body needs vitamin B12 to make red blood cells, nerves, and DNA, and carry out other functions. The average adult should ...

Anemia occurs when the blood does not contain enough healthy red blood cells ... Complications may include certain cancers, heart failure, stroke, organ damage, and severe infection.