Learn About Cancer
What is Cancer? Cancer is defined as a cancerous tumour that has spread throughout the body. Cancer is a condition in which some of the body's cells develop uncontrolled and spread to other areas of the body. It is the most common kind of cancer. In the human body, which is composed of billions of cells, cancer may begin virtually anywhere in the body. Ordinarily, human cells develop and multiply (via a process known as cell division) in order to produce new cells when the body requires them. Cells die when they get too old or damaged to function properly, and new cells replace them. In certain cases, this well-ordered mechanism is disrupted, resulting in aberrant or damaged cells growing and multiplying when they shouldn't. Tumors, which are masses of tissue, may develop from these cells. Tumors may be malignant or non-cancerous depending on their origin (benign). Tumors that have progressed into or invaded surrounding tissues have the potential to move to distant ...