The phrase "stage labor" refers to the process of giving birth to a baby on a stage or in front of an audience as part of a performance or show. Full definition
Walking helps your baby move into a good position in the pelvis, which may help to shorten first stage labor. (birthingnaturally.net)
This is especially helpful if you are in late stage labor, as you need all the energy you can get to make it through those last few moments before your baby is born. (checkpregnancy.com)
Second stage labor with weak and intermittent contractions for more than 4 hours before birth of the first pup (langleyanimalclinic.ca)