Learn what different shades of blood mean and how they signal changes in your health or potential medical issues.

Red blood cells carry oxygen, white ones fight infections ... Most likely, the problem develops over the course of a person's life. Is polycythemia vera hereditary? PV is usually not inherited ...

Sickle cell conditions are genetic blood disorders that affect haemoglobin, the molecule in red blood cells responsible for ...

The groundbreaking treatment’s technology used Beauzile’s own bone marrow in IV transfusions to create normal red blood cells ... the medical team and the life-changing treatment.

According to the U.S. Center for Disease Control and Prevention, "sickle cell disease (SCD) is a group of inherited blood disorders. Red blood cells contain hemoglobin, a protein that carries oxygen.

Polycythemia vera (PV) causes your bone marrow to make too many red blood cells. You need these cells to carry oxygen around your body, but too many of them can make your blood thicken and form clots.