Cancer cells with unrepairable DNA damage either stop growing or perish. When wounded cells die, the body degrades and d

High-energy x-rays or other particles are used in radiation therapy as a cancer treatment to kill cancer cells. Radiatio

By altering their DNA, radiation therapy either kills or retards the growth of cancer cells. Cancer cells that have DNA

Radiation therapy kills cancer cells or slows their growth by damaging their DNA. Cancer cells whose DNA is damaged beyo