Bowel cancer is a general term for cancer that begins in the large bowel. Depending on where the cancer starts, bowel cancer is sometimes called colon or rectal cancer.

Cancer can sometimes start in the small bowel, but small bowel cancer is much rarer than large bowel cancer. Bowel cance...

Cancer occurs when the cells in a certain area of your body divide and multiply too rapidly. This produces a lump of tissue known as a tumour.

Most cases of bowel cancer first develop inside clumps of cells on the inner lining of the bowel. These clumps are known as polyps. However, if yo...