There are several common reasons for lumbago during menstruation: 1) localized aseptic inflammation caused by cold, 2) exertion such as carrying a baby, or prolonged breastfeeding in one position, 3) localized lumbar muscle strain during pregnancy, aggravated by certain irritating factors during menstruation. The treatment program has the following points: 1, pay attention to rest, pay attention to warmth, if necessary, can be localized hot compresses. 2, to avoid prolonged retention of a position, such as breastfeeding the child or hold the child to pay more attention to. 3, can not be maintained for a long period of time a movement. 4, do not try to move too heavy things. 5, you can assist in doing some acupuncture, baking electricity, tui na, moxibustion, plasters and so on, physiotherapy methods, can relieve some of the pain. 6, you can take some oral medication to prevent the pain. 6, you can take some anti-inflammatory analgesic drugs or muscle relaxation drugs, relieve muscle tension can relieve the current symptoms.