Some people swear by natural techniques to get labor underway, but most of them are merely urban legends, with little or no research to back them up. Some people also swear by “curb walking,” an uneven type of walking that is said to cause your pelvis to open, but there’s no evidence that nipple stimulation has any effect on labor, and they may be dangerous for both you and your baby. You should be at least 37 weeks pregnant and have approval (and, ideally, monitoring from a pre