Massaging the groin can improve dysmenorrhea, cold hands and feet caused by poor qi and blood circulation and cold paralysis. The groin is located in the triangular area of the anterior lateral wall of the lower abdomen, qichong point, Chongmen point and other acupuncture points are located in the groin area, regular massage, can regulate menstruation and blood, relaxation of tendons and muscles (stretching the tendons and bones, dredge the meridians), stretching the tendons and bones, dredge the meridians and muscles, so that the operation of qi and blood is smooth to a certain degree, can improve the dysmenorrhea caused by the poor blood circulation and paralysis caused by cold condensation and cold, cold hands and feet, etc.. When massaging the groin should pay attention to the gentle technique, you can also gently and slowly massage the abdomen at the same time, the effect of relieving menstrual cramps may be better. The massage process should be careful not to use violence, so as not to cause muscle damage. Before massaging the groin on your own, it is best to consult a professional doctor, under the guidance of its standardized operation, in order to avoid adverse consequences.