UK Government's chief scientific adviser says unlimited blood supplies could be grown from stem cells and end surgery and ...

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

A new study published in The Lancet Planetary Health suggests a changing climate threatens the continuous availability of ...

Hemoglobin is an iron-rich protein found in the red blood cells. These are responsible for carrying oxygen throughout the body. Low levels of hemoglobin may be a sign of anemia. This occurs when a ...