Radiation Therapy


Catherine Spader, RN

What is radiation therapy?

Radiation therapy, or radiotherapy is a treatment for cancer that uses radiation to kill cancer cells and shrink tumors. Cancer occurs when old or damaged cells divide and multiply uncontrollably. Cancer cells rapidly reproduce even when your body signals them to stop. The goal of radiotherapy is to cure cancer, control cancer, or relieve cancer symptoms. Radiation treatment kills your normal cells as well as cancer cells. To minimize radiation treatment side effects, a radiation