Lumbago, aunt has not come, if the menstrual period is postponed and lumbago, then you should clarify the cause, whether it belongs to pregnancy or pathological amenorrhea, it is recommended to go to the hospital for examination: 1, if the menstrual cycle is normal, just before the menstrual period of lumbago, the duration is not long, and does not affect the normal work and study, you can not need to be treated, pay attention to the choice of high-carbohydrate, low-protein diet, pay attention to salt, vitamin B6, vitamin E and magnesium supplement. Rest, limit salt and coffee, supplement vitamin B6, vitamin E and trace elements of magnesium; 2, if long-term back pain or this uncomfortable feeling persists, it is best to go to the hospital for an examination, to clarify the cause of the choice of reasonable treatment, as soon as possible to make back pain, the symptoms of the period do not come to be improved.