The Basic Physiology of a Woman’s Body During Birth
Birth isn’t something the body figures out in the moment—it’s something the body has been preparing for all pregnancy. As labor begins, the body shifts from thinking and planning to feeling and instinct. Hormones take the lead. Oxytocin (often called the “love hormone”) triggers contractions, helping the uterus tighten and release in a rhythmic wave. These waves are purposeful—they thin and open the cervix while guiding baby downward. As contractions build, endorphins are released. These natural pain-relieving hormones soften the perception of intensity and help many women turn inward, entering a focused, almost dream-like state. This is why quiet, safety, and minimal interruptions matter so much during labor. The uterus—one of the strongest muscles in the body—works efficiently when the mother feels supported and unafraid. With each contraction, muscle fibers shorten and pull upward, opening the cervix rather than pushing it apart. This is not a battle; it’s a coordinated, intelligent process. As birth approaches, adrenaline briefly rises, bringing alertness and strength for the final moments. After baby is born, oxytocin floods the body again, supporting bonding, breastfeeding, and the release of the placenta. Your body knows how to give birth. Understanding what’s happening inside allows you to work with it rather than against it. ✨ Reflection: What part of this process feels most reassuring to you? What feels unfamiliar or surprising?