Masturbation after pregnancy has adverse effects on the fetus. Masturbation after pregnancy, first of all, is likely to cause the possibility of gynecological diseases, whether using hand masturbation, or apparatus masturbation, may make pathogenic bacteria into the vagina, causing vaginal inflammation, if the pathogenic bacteria retrograde into the uterine cavity, may cause intrauterine infection, endangering the safety of the fetus, and even cause miscarriage or premature birth. Secondly, masturbation after pregnancy may cause contractions, transient fetal hypoxia, and frequent contractions may cause miscarriage, especially in early pregnancy. Finally, masturbation after pregnancy can cause low libido after delivery, affecting normal married life. It is recommended that during pregnancy, try to avoid having masturbation, it is recommended to take a walk, read a book, listen to music and other ways to distract yourself, do not read excessive love of drama or books.