does membrane sweeps actually work?

what if I am not dilated yet? will she be able to do it still? @oliverandmommy

During an internal examination, your OB or midwife will try to insert a finger into the opening of your cervix (neck of your womb) and then gently but firmly move her finger around. This action should separate the membranes of the amniotic sac surrounding your baby from your cervix. This separation releases hormones (prostaglandins) which may kick-start your labour.

what exactly does it do @oliverandmommy

Sometimes