How long one can live with pain in late stage of lung cancer is not certain, it depends on the specific condition and subsequent treatment. If actively treated, the survival time can be prolonged, but if not treated, the survival time will be shorter. Lung cancer is a serious malignant tumor, and if one suffers from pain all over the body in the late stage of lung cancer, it means that there may be metastasis and spreading in many places such as bone, liver and brain. At this time, it is dangerous if it is not treated, so chemotherapy, radiotherapy, targeted therapy, immunotherapy and other treatments should be used to control the growth as well as spread of the tumor. After the pain is controlled, the quality of life is improved and life expectancy is prolonged. If the pain is particularly serious, painkillers can be used all over the body to alleviate the pain brought by the disease. When the pain is all over the body in the late stage of lung cancer, it is necessary to face the disease positively, and the confidence of the patient also makes the disease develop in a good direction.