What's wrong with my waist when I come to my aunt?

Menstruation some women will show waist soreness, mainly due to menstruation, endometrial exfoliation, prostaglandin levels, uterine muscle sensitive to prostaglandin, will cause lower abdominal pain, but also cause lumbosacral stimulation, causing lumbago phenomenon. In addition, menstruation, pelvic congestion will stimulate lumbosacral nerve, causing waist soreness; There are also some women in the posterior position of the uterus, easy to show uterine retroversion, in menstruation will be more obvious, causing compression to the waist caused by pain. Most of these are physiological phenomena, do not need special treatment, can be passed through the hot compress, rest, etc., so that it is relieved, mostly after menstruation, pain will disappear, if the waist soreness is very obvious and lasts for a long time, after menstruation can not be relieved, to go to the hospital in time to check, exclude other diseases caused by low back pain.