Answer:
Tomorrow
Explanation:
The one-word answer to this simple riddle is 'Tomorrow'. Tomorrow never comes, but people always push back their plans and say that they will "do it tomorrow". So tomorrow is always coming but it never actually arrives.
The therapy is called Radiation Therapy. Its a treatment that kills abnormal cells or cancel cells by using radioactive ray such as gamma rays use it in killing the cancer cells in the body without harming any good cells that support the immune system of the body. This therapy also use any king of radioactive material in the treatment by placing it in the area that is near the cancer cells or a tumor.
Answer:
what exactly do you want explained? I'd love to help! but I'm a bit confused :/ could you clarify?