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).

If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. Non-medical human imaging is the use of radiation to ...

An IAEA research project involving 27 countries has strengthened global understanding of how exposure to ionizing radiation affects human health. The project focused on the clinical applications of ...

The Radiopharmaceutical Therapy and Dosimetry Lab at Johns Hopkins Medicine, headed by George Sgouros, Ph.D., has been awarded a $15 million grant, to be dispersed over the next five years, from the ...

More than half of people diagnosed with cancer have radiation therapy, which uses carefully targeted doses of high-energy radiation to kill cancer cells. Radiation oncologists are the highly trained ...

Although radiation treatment is one of the primary methods to treat both brain tumors and brain metastases, it can be associated with several adverse effects that can be difficult to diagnose and ...