Cancer is a disease where cells grow out of control anywhere in the body. This short animated video from Fuse School explains a little about what different types of cells do in the body and how long they typically live for. It then goes on to describe how cancer cells form what is called a primary tumor when they divide and multiply too quickly.
MORE: What you need to know following a mesothelioma diagnosis.
Gene mutations are responsible for the growth of cancer cells.Some are genetic and others are triggered by environmental factors such as poor diet, smoking, excessive drinking and exposure to radiation. The film explains that not all gene mutations will lead to cancer. The body often corrects gene mutations as they occur but if too many gene mutations happen then it can lead to the development of cancer.
MORE: Understanding cancer, its history and causes.
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