Because each woman’s hymen thickness, hymen shape, and elasticity are different, the amount of blood that is bled during the first intercourse will vary. However, the vast majority of women bleed less during the first intercourse, and this bleeding is mostly around 5mL, while being able to clean up naturally. However, during the first intercourse, there will be a noticeable sensation of pain in the vaginal opening due to the rupture of the hymen. But a very small number of women may be due to the hymen is particularly thick, and the elasticity is particularly good. Therefore, during intercourse, the hymen may rupture especially obviously and cause a lot of bleeding, often similar to menstrual bleeding, these women will have especially obvious pain during intercourse.