The video below explains what cancer is and how it starts. It is 2 minutes 42 seconds long. It can take many years for a damaged cell to divide and grow and form a tumour big enough to cause symptoms …

Oct 9, 2023 · Tumours can be benign or malignant (cancerous). Cancer cells can grow and divide to create more cells and will eventually form a malignant tumour. Learn more.

Oct 6, 2023 · Cancer is the name given to a collection of related diseases. Many cancers form solid tumours, which are masses of tissue. Cancers of the blood, such as leukaemia, generally do not …

Dec 12, 2014 · But sometimes the cell ignores the warning and divides anyway. The cell splits, but each new cell doesn't have the right number of chromosomes. So some cells don't have the correct …

There are more than 200 types of cancer and we can classify cancers according to where they start in the body, such as breast cancer or lung cancer. We can also group cancer according to the type of …

The place where a cancer starts in the body is called the primary cancer or primary site. Cells from the primary site may break away and spread to other parts of the body.

This has led to the idea of cancer stem cells, which scientists have now identified in a range of cancer types. The types include bowel, breast and prostate cancer as well as leukaemia.

Cancer is when abnormal cells start to divide and grow in an uncontrolled way. The cells can grow into surrounding tissues or organs and may spread to other areas of the body.

Find out about possible causes of cancer, how cancer starts and grows, tests to diagnose it, and general information about treatments.

Cancer is when abnormal cells start to divide and grow in an uncontrolled way. The cells can grow into surrounding tissues or organs and may spread to other areas of the body.