Women should not masturbate in the early stages of pregnancy because sex is prohibited in the early stages of pregnancy for the following reasons: a. Because masturbation can lead to upward movement of bacteria in the vagina and uterine infection, which can seriously affect the growth and development of the fetus and lead to miscarriage, etc. Second, when women masturbate, it causes sexual excitement and causes uterine contractions. In the early stages of pregnancy, as the embryo is still not firmly planted in the uterine cavity, it can easily lead to the downward movement of the gestational sac, and even to pre-miscarriage or inevitable miscarriage. Therefore, it is not allowed to masturbate in the early stage of pregnancy, which is also an unhealthy behavior. After pregnancy pay attention to proper rest, keep your mood relaxed and exercise properly. It is also important to increase nutrition in the diet to improve the body’s immunity, which is conducive to the nutritional supply of pregnant women and the growth and development of the fetus.