What’s wrong with having intercourse the day before my period and having a lot of pain in my abdomen?

The day before the onset of menstruation, abdominal pain may be due to pelvic congestion, pelvic inflammatory disease, uterine adenomyosis, rupture or torsion of ovarian cysts, etc., need to be specifically analyzed.
1. Pelvic congestion: If the phenomenon of abdominal pain before menstruation is usually not accompanied by abnormal secretions, once in a while stomach pain may be due to sexual intercourse caused by excessive pelvic congestion, in the advent of menstruation and nerve sensitivity, thus causing abdominal pain, this situation does not require intervention, will improve on its own.
2. Pelvic inflammatory disease: If there is pelvic inflammatory disease, manifested by increased secretion, color change, etc., pelvic inflammatory disease will be aggravated during sex or exertion, thus manifesting as abdominal pain.
3. Uterine adenomyosis: If the pain during menstruation is usually more obvious, showing a tendency of progressive aggravation, with no direct relationship with sexual life, then it may be the cause of uterine adenomyosis.
4. Ovarian cyst rupture or torsion: the day before menstruation, abdominal pain may also be the case of ovarian cyst rupture or torsion, this time need to consult a doctor as soon as possible, if necessary, timely surgical treatment, so as not to jeopardize the safety of life.
There may be other reasons for abdominal pain the day before menstruation, it is recommended that when the symptoms continue to be unable to alleviate the timely visit to the hospital, under the guidance of the doctor to take standardized methods of treatment.