High doses of radiation therapy are used to destroy cancer cells. Side effects come from damage to healthy cells and tissues near the treatment area. Major advanced radiation therapy have made it more precise.Common side effects of radiation therapy include:Skin problems: Who receive radiation therapy experience dryness, itching, blistering, or peeling. Side effects depend on which part of the body experienced radiation therapy.Fatigue: Fatigue describes feeling tired or exhausted almost all the time. Your level of fatigue often depends on your treatment plan.Long-term side effects: Side effects gone after treatment. But some continue, come back, or develop later. These are called late effects. The risk of this late effect is low. And the risk is often smaller than the benefit of treating