Bone metastases from prostate cancer may show signs of dripping sweat. Prostate cancer is a common malignant tumor in middle-aged and old-aged men, which belongs to consumptive disease, and with the development of the disease, the patient’s body will become weak. If bone metastasis of prostate cancer occurs and the condition further deteriorates, the patient’s body will become even weaker, and even develop generalized symptoms, such as lethargy, fatigue, profuse sweating and low-grade fever, and so on. If prostate cancer patients with bone metastasis sweat a lot, it may also cause water and electrolyte disorders, less urine, increased blood viscosity, which will not only affect kidney function, but also increase the risk of blood clots. When prostate cancer bone metastasis occurs a lot of sweating phenomenon, patients, in addition to cooperating with doctors to carry out chemotherapy, radiotherapy, endocrine therapy and other treatments, but also pay attention to water supplementation, can be supplemented by intravenous infusion of saline or glucose solution, etc., but also to drink more water, and eat more fresh fruits and vegetables that are rich in water content.