What does Radiotherapy and Chemotherapy in bone cancer involve?

Chemotherapy:A form of treatment where powerful drugs are injected into the body while these drugs are toxic to living tissue, they are more toxic to cancer cells than normal cells.hence they kill cancer cells in much larger numbers as compared to normal cells

Radiotherapy :Another form of cancer treatment where gamma rays are used to kill cancer cells and shrink tumors.Radiation therapy injuries or destroys cells in the area being treated.Although radiation damages both cancer cells and normal cells,most normal cells can recover form the effects of radiation and function properly