The debate (all female) postpartum ladder is open. There are those who argue that hurt, preventing the perineal reeducation and causing long-term damage, as prolapse and incontinence. There are those who argue that these “things” are necessary to help your abdominal muscles to “bounce back” after pregnancy and childbirth. On the market there are very different products for quality and price, and almost always in the prenatal courses advise against buying headbands or sheaths (except in the case of caesarean section), but without providing further advice.
First page of the postpartum girdle archive.