New Delhi, Feb. 14 -- As the name suggests, childhood cancer or pediatric cancer refers to cancer that occurs in children under the age of 15. While it is a rare disease, it remains the leading cause of disease-related death among children. There are several types of childhood cancer, with leukaemia being the most common. It begins in the bone marrow and affects red and white blood cell production. The causes are not clear, but genes seem to play a role in it. On International Childhood Cancer Day on February 15, here are the key facts about childhood cancer that parents should know.

What is childhood cancer?

It refers to cancers that occur in children under the age of 15. "The most common types include leukemias, brain tumours, lymphom...