Cupping is a method of creating negative pressure in the jar by fire or by squeezing or suctioning air, which is adsorbed on acupuncture points to produce a therapeutic effect, with a wide range of action. During the premenstrual period, that is, when the menstrual period does not come, some patients experience lumbosacral soreness, lower abdominal cramps and all kinds of irritability and discomfort, which can be completely relieved by cupping. The cupping can be applied to the lumbosacral area or to the acupuncture points, which is safe and has a very good effect of improving the healing process, promoting the flow of Qi and blood, dispelling wind and dispersing cold.