Is it normal to have a stomachache before aunt comes?

Before coming to aunt, abdominal pain is shown. This situation should be considered according to whether there is sexual life. If there is no sexual life, it is generally considered to be a normal physiological phenomenon. It is mainly due to the drastic changes of hormones before menstruation, so that the blood vessels in the pelvic floor contract or relax and stimulate the pain caused by uterine contraction. This is a normal physiological phenomenon and does not need to be dealt with. However, if there is sexual life, To highly suspect whether there is a threatened abortion and ectopic pregnancy, if you consider the possibility of this, you need to go to the hospital as soon as possible to do the relevant examination to determine, mainly for gynecological color ultrasound, gynecological examination and human chorionic gonadotropin determination, after examination can determine whether this abdominal pain symptoms are normal or abnormal.