A benign tumor is a mass of cells (tumor) that lacks the ability to invade neighboring tissue or metastasize. These characteristics are required for a tumor to be defined as cancerous and therefore benign tumors are non-cancerous. Also, benign tumors generally have a slower growth rate than malignant tumors and the tumor cells are usually more dif... Found on http://en.wikipedia.org/wiki/Benign_tumor
is a tumor that in majority of cases is not life-threatening, it does not invade surrounding tissues and does not metastasize to other parts of the body. Found on http://www.skincarenet.org/skin-glossary.html