Motherwort is a common Chinese herb used to treat gynecological diseases. Its main effects are to invigorate blood circulation, regulate menstruation, clear heat and detoxify the body, as well as to promote diuresis and reduce swelling. The use of motherwort in foot baths usually has the effect of promoting blood circulation, activating blood circulation and resolving blood stasis, and has a better effect on many female diseases, especially on dysmenorrhea. It is particularly effective in treating dysmenorrhea of the common type of qi stagnation and blood stasis, dysmenorrhea of yang deficiency and coldness, and dysmenorrhea of qi deficiency and blood deficiency. As a rule, it is generally recommended to soak your feet at night, preferably for not too long, usually about 15-20 minutes. Too long instead will have some adverse reactions, such as increasing the cardiovascular burden, resulting in local skin dryness. In addition, the water temperature of the foot soak should also be careful not to be too high, so as not to cause local irritation. Usually adhere to a period of time, for the symptoms of dysmenorrhea can play a significant relief effect.