que es el cancer

that is cancer?
Cancer is the name given to a set of related diseases. In all cancers, some of the body's cells begin to divide without stopping and spread to surrounding tissues.

Cancer can start almost anywhere in the body, which is made up of trillions of cells. Normally, human cells grow and divide to form new cells as the body needs them. When normal cells grow old or get damaged, they die, and new cells replace.

opinion:There are various types of cancer and some are more aggressive than others, the disease is silent because most people do not realize they have cancer until it is in advanced stage.