One thing that’s rumored to help naturally induce labor is having sex — a lot of people say that sperm can soften the cervix and help get things going. Oxytocin stimulates uterine contractions, which are necessary for labor to commence. Human sperm contains a high amount of prostaglandin, a hormone‐like substance which ripens the cervix and helps labour to start
Sex to induce labor - does it work? - YouTube
Sometimes it is necessary to help start labour and it has been suggested that sexual intercourse may be an effective means.
Although sex doesn’t induce labor, it may be safe for most people
Sexual intercourse during pregnancy can lead to various physiological responses in the body When a woman has an orgasm, her body releases oxytocin, a hormone that plays a crucial role in labor