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  1. Radiation Oncology - MaineHealth

    Our radiation oncology patients have access to the latest, most effective treatment options proven to deliver the best possible outcomes.

  2. Radiation Therapy for Cancer - NCI

    May 15, 2025 · Radiation therapy (also called radiotherapy) is a cancer treatment that uses high doses of radiation to kill cancer cells and shrink tumors. At low doses, radiation is used in x …

  3. Radiation therapy - Wikipedia

    Radiation therapy or radiotherapy (RT, RTx, or XRT) is a treatment using ionizing radiation, generally provided as part of cancer therapy to either kill or control the growth of malignant …

  4. Radiation therapy - Mayo Clinic

    Jul 2, 2024 · Radiation therapy, also called radiotherapy, is a type of cancer treatment. This treatment uses beams of intense energy to kill cancer cells. Radiation therapy most often uses …

  5. Radiotherapy | What It Is and How It Treats Cancer | Worldwide …

    Sep 16, 2025 · Radiotherapy is one of the UK’s most commonly used cancer treatments. But what is it, how does it work, and how is research making radiotherapy better, and kinder? Find out …

  6. Radiation Therapy for Cancer: How Does It Work? - Cleveland Clinic

    Radiation therapy — or radiotherapy — is a common cancer treatment that uses radiation (usually high-powered X-rays) to kill cancer cells. Radiation therapy may be used independently or …

  7. What is radiotherapy? | Cancer treatment | Cancer Research UK

    Radiotherapy means the use of radiation, usually X-rays, to treat cancer. There are 2 main types - external and internal radiotherapy.

  8. Radiation | American Cancer Society

    You might also hear it called radiotherapy, irradiation, x-ray therapy, radiation treatment, or sometimes just radiation. Learn more about how radiation therapy works, what to expect when …

  9. Radiation therapy | Definition, Types, & Side Effects | Britannica

    Oct 21, 2025 · radiation therapy, the use of ionizing radiation (high-energy radiation that displaces electrons from atoms and molecules) to destroy cancer cells. Radiation has been present …

  10. Radiation Therapy: Purpose, Procedure, Side Effects, and More

    Feb 19, 2025 · There are two types of radiation therapy: external beam radiation (EBRT) and internal radiation. Your doctor will consider many factors when deciding which is best for you, …