A woman’s first intercourse pain may be caused by a torn hymen, insufficient lubrication, excessive tension, disease factors and other manifestations. 1. hymen tear: women who do not have intercourse, the hymen is more complete, and the channel in the middle of the hymen is relatively narrow, in the intercourse, may lead to hymen tear, thus causing the first pain in the intercourse, can be accompanied by a small amount of vaginal bleeding and other symptoms, most of them are normal phenomenon. 2. Insufficient lubrication: when a woman has intercourse for the first time, if she is not adequately prepared, the mucus in the vagina is less, the lubrication is insufficient, and the vagina is more dry, there may be obvious pain. 3. Sexual partner factor: If the sexual partner is rough, it may also lead to the first time coitus is very painful. 4. Disease factors: If there is a vaginal atresia or insufficient secretion and other disease factors, can also lead to the first coitus pain. To summarize, women who have pain during their first intercourse should be treated appropriately under the guidance of a professional doctor.