New Delhi, Feb. 10 -- One of the main purposes of radiation therapy is to shrink tumours, which helps patients who are suffering from pain or other issues caused by the tumour. As the radiation therapy reduces the size of the tumour, some of the symptoms can be reduced. Overall, it may help improve the patient's quality of life.

Radiation therapy can be combined with treatments like surgery or chemotherapy. For example, a tumour will be reduced with the help of radiation therapy before removing it completely. Reducing a tumour makes removing it easier. Radiation therapy and chemotherapy together help a patient get over cancer more effectively.

The radiation treatment itself is painless. There may be some side effects, but the treatment ...