The first time you have sex is generally not a lot of blood. This situation to be used at the time is what position, and the hymen broke after the male party is a violent movement, or gentle, some bleeding a little smaller, in the process of movement and body fluids combined, the fall of red is basically nothing bloody. Usually pink if the sheets are floral at the time, it is not easy to see. There are also times when the hymen is just broken, and due to pain or other reasons, the male’s genitals detach from the vagina, causing all the blood to gush out. It feels like a lot of bleeding. The hymen is innate to women and most women have it. There are some women who do not have redness on their first night, generally for the following two reasons. One, the hymen ruptured accidentally long ago, such as in childhood due to ignorance, inserting small toys into the vagina, or encountering trauma, etc. Second, the hymen hole is large, elastic, and the blood vessels in the membrane are few, plus the hymen can not rupture after many times of sexual intercourse when men are more gentle and not rough.