External-beam radiation therapy (EBRT) is a treatment where radiation beams come from a source outside the body. Usually, it comes from a machine called a linear accelerator (also called a LINAC).

Dr. Horowitz answers the question: 'Different Types of Radiation Therapy?' March 16, 2009 -- Question: Are there different types of radiation treatment for prostate cancer, and what determines which ...

Thanks to stints as an X-ray technician in my early 20s followed by work in various biology labs into my early 40s, I’ve been classified as an “occupationally exposed worker” with regard to ionizing ...