Radiation Therapy Directory
Radiation therapy is a type of cancer treatment that uses radiation to kill cancer cells and also help with relief of symptoms related to the cancer. The radiation may be delivered outside the body by a machine, or it may be delivered inside the body using radioactive seeds or other materials. Follow the links below to find WebMD's comprehensive coverage about how radiation therapy works, when it is needed, what the side effects are, and much more.
Medical Reference
Features
No matter what type of cancer you have -- or whether you need surgery, chemotherapy, radiation, or all three -- should you see a doctor who specializes in your particular type of cancer? Or will a generalist do?

