Freedom of Movement
Studies show that women with the freedom to respond to their bodies’ need for movement and position changes labor more effectively. Movement facilitates the natural progression of labor and has a direct impact on how contractions are experienced.
See the links below for more information.
"Women who use upright positions and are mobile during labor have shorter labors, receive less intervention, report less severe pain, and describe more satisfaction with their childbirth experience than women in recumbent positions."