The duration of back pain in women after intercourse depends on the specific cause, severity of the condition, and treatment measures, and there are no clear clinical statistics on the exact duration. The presence of back pain after intercourse suggests the presence of chronic inflammatory conditions, such as pelvic inflammatory disease. Pelvic inflammatory disease is prone to lumbosacral pain, lower abdominal pain, pelvic congestion during intercourse, which can aggravate the original symptoms, which in turn may appear lumbago symptoms. It is recommended to go to the gynecology department of a regular hospital in time, and under the guidance of the doctor, actively carry out treatment, such as vaginal plugs, oral medication, or physical therapy such as microwave and laser. There are no clinical statistics on how long a woman’s back pain lasts after intercourse, and it depends on the specific situation. Patients are advised to pay attention to personal hygiene, change sanitary napkins regularly during menstruation, avoid overexertion, and do not have sex too often. If you are not planning to get pregnant, it is better to do a good job of contraception.