Cold hands and feet in winter and hot hands and feet in summer may be a manifestation of deficiency of qi and blood or yang deficiency of the organism, which needs to be adjusted or treated according to the specific situation to help improve the symptoms. 1. qi and blood deficiency: due to the body for a long time in the state of qi and blood deficiency, resulting in relatively slow blood circulation, immunity is relatively low, especially in the winter temperature is relatively low, there will be poor peripheral circulation, showing symptoms of cold hands and feet; when the temperature is high in the summer, the blood vessels expand, blood flow speed up the summer hands and feet will appear hot symptoms. 2. Yang deficiency: because the body is in a long-term Yang deficiency, when the ambient temperature is low in winter, it is easy to be weak due to Yang warming and warming, easy to appear cold hands and feet symptoms; summer ambient temperature is high when the symptoms will be relieved, showing hot hands and feet symptoms. It is recommended to go to the Chinese medicine department of the hospital to clarify the specific cause of the disease, and then follow the doctor’s instructions to give qi and blood or yang tonic conditioning or treatment, to help improve the symptoms as soon as possible. Remember to eat a light diet and ensure balanced nutritional intake.