Today is World Cancer Day. This day is dedicated to increasing awareness about and dispelling the misconceptions that surround this this disease. The most common treatment procedure for cancer is radiation therapy. This is done to shrink the size of the tumor and burn the cancer cells. However though this is an effective procedure it comes with severe side-effects that can take a huge toll on a person’s health. But what is radiation therapy? It is of 2 types. One is the external beam therapy which uses a specialized machine to direct beams to the exact location of the tumor.