A benign skin tumor happens when cells in your skin grow and form a mass. These tumors don’t contain malignant cells, so they are not cancer. There are many types of benign skin tumors. Share on ...

A tumor is a mass of abnormal tissue caused by an overgrowth of cells. Benign tumors don’t always require treatment, but they do call for careful monitoring. There are two main types of tumors. Benign ...