Radiation therapy, also known as radiotherapy, is a medical treatment that uses high doses of radiation to kill or damage cancer cells. It is a common treatment for various types of cancer and can be employed either alone or in conjunction with other treatments, such as surgery and chemotherapy. ### Key Points about Radiation Therapy: 1. **Mechanism:** Radiation works by damaging the DNA within cells. Cancer cells are generally more sensitive to radiation because they are dividing more rapidly than most normal cells.
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