Blood transfusion is a safe procedure. Find out about the different types, why you might need a blood transfusion and what happens when you receive it.
Your blood type, or blood group, is decided by the genes you inherit from your parents. Find out why being given the wrong type of blood can be very dangerous.
This inherited blood disorder prevents someone from making enough healthy haemoglobin to carry oxygen around the body, but it may not need treatment.
Red blood cells
Red blood cells carry oxygen around your body and transport carbon dioxide to the lungs. Learn about related health problems and how a healthy diet can help produce red blood cells.
Thrombocytopenia (also spelt thrombocytopaenia) is low platelets, which can result in bleeding problems. Learn more about its causes and symptoms.
Aortic valve replacement
The aortic valves in the heart keep blood flowing in the correct direction. Learn how to prepare for an aortic valve replacement and what to expect.
Hepatitis B can lead to liver damage over time. If it turns out you have hepatitis B, it is important to protect others from infection. Find out how.
G6PD deficiency, sometimes called 'favism', is a genetic disorder that causes red blood cells to break down when exposed to triggers. People with G6PD deficiency can live a healthy life.
Chest injury is any injury to the chest area, between the neck and the abdomen. Learn about the signs of injury and treatments.
An elective splenectomy is usually recommended for certain problems with your blood and to remove the life-threatening risk of your spleen rupturing.