Leukaemia is a blood cancer that affects the formation of white blood cells. Not all types of leukaemia are curable. Learn more here.
Leukaemia in children
Leukaemia is the most common cancer in children. Children with leukaemia usually need treatment for two to three years. Learn more about leukaemia in children.
Chronic lymphocytic leukaemia (CLL)
Chronic lymphocytic leukaemia (CLL) tends to develop slowly, so you could have CLL for years without noticing any symptoms or needing treatment. Learn more here.
White blood cells
White blood cells are a vital part of your immune system, detecting and dealing with infections. Find out more more about health problems involving white blood cells.
What is a haematologist?
A haematologist is a specialist doctor who treats conditions that affect the blood – such as leukaemia and haemophilia – and the organs that make the blood.
Human T-cell leukaemia virus type 1 (HTLV-1) is a virus that infects T-cells, white blood cells that form part of the immune system. Learn more here.
Myeloma, or multiple myeloma, develops when plasma cells build up abnormally in the bone marrow. Know the options if you’re diagnosed with myeloma.
Blood and blood vessels
The heart and the vessels that carry blood around the body together make up the cardiovascular system. Learn more about how it functions.
Links to our information partners' articles about blood disorders.
Night sweats may be a sign of a medical condition or may be caused by a medication. Find out more about night sweats, common causes and treatments.