First stage: Begins from the onset of true labor and lasts until the cervix is completely dilated to 10 cm.
Second stage: Continues after the cervix is dilated to 10 cm until the delivery of your baby.
Third stage: Delivery of your placenta.
The third stage is the delivery of the placenta and is the shortest stage. The time it takes to deliver your placenta can range from 5 to 30 minutes.