There are many possible causes of abdominal pain in women. Common reasons include dysmenorrhea during menstruation, ovarian cysts during ovulation, uterine fibroids, endometriosis, pelvic inflammatory disease, ovarian inflammation, cystitis, digestive system issues, etc. Other reasons may also include urinary tract infections, digestive system diseases, gastrointestinal issues (such as constipation, bloating), endometrial cancer, ovarian cyst rupture, etc. If you frequently experience abdominal pain, especially accompanied by other symptoms such as vomiting, fever, abnormal vaginal bleeding, it is recommended to consult a gynecologist for further evaluation and diagnosis to determine the specific cause and develop an appropriate treatment plan.