There is no such thing as how long is the best time for fire cupping, it can be done once a day or once every other day, 5 to 10 times for a course of treatment; there should be an interval of 3 to 5 days between the two courses of treatment (or wait for the disappearance of cupping marks). In addition, after cupping should pay attention to keep warm, each cupping time should not be too long. Cupping has the function of dispelling wind and dampness, warming the menstruation and dispersing cold, activating blood circulation and removing blood stasis, reducing swelling and relieving pain, extracting toxins and sucking out pus, dispelling decay and regenerating new ones, warming yang and benefiting qi, and supporting the uprightness and consolidating the essence. It can be done once a day or once every other day, but the specific time of fire cupping needs to be judged according to the patient’s physical condition, and the frequency of fire cupping should be avoided too high, because people with poor physique may have dizziness, fatigue and other intolerance manifestations after frequent fire cupping. It is recommended to pay attention to keep warm after fire cupping, to avoid getting cold, and each time the fire cupping time needs to be controlled in 10~15 minutes, each time the fire cupping time should not be too long. It is recommended to choose a regular hospital for fire cupping, and the doctor will judge the specific time of fire cupping according to the patient’s physical condition. In addition, when cupping fire cupping should pay attention to the temperature should not be too high, and to avoid cupping in the skin parts of the broken.