Cancer is a very rapid infection that evades as living cells, growing uncontrollably with the aim of causing damage to any surrounding tissue.
Oral cancer, sometimes regarded as mouth cancer, is a deadly disease that involves growth of sore in the region of the mouth and does not go away. This infection belongs to a larger group of cancers referred to as Head and neck cancers. It develops in the tissues of the mouth or throat. Cancer that develops in the mouth are also called oral cancer or oral cavity cancer. It can occur at any region of the mouth; surface of the tongue, back of the tongue, inside cheeks, on lips, in the gums, in the floor and roof of the mouth and in the tonsils.