Birth: Birth – Delivery – Labor
Effacement and full dilation explained

Effacement and full dilation explained

What effacement means Effacement is the thinning, softening, and shortening of the cervix as it prepares for birth. In late pregnancy, the cervix is usually relatively firm, long, and closed. As labor physiology begins, the cervix remodels: collagen fibers loosen, tissue water content changes, inflammatory mediators increase locally, and the lower uterine segment gradually draws […]

Cervix changes and dilation from 0 to 10 cm

Cervix changes and dilation from 0 to 10 cm

What cervical dilation measures Cervical dilation is the estimated diameter of the cervical opening, measured in centimeters during a vaginal examination. At 0 cm, the cervix is closed. At 10 cm, it is considered completely dilated, meaning the cervix no longer forms a significant barrier between the uterus and the vagina. This complete dilation marks […]

Immediate recovery and first hours after birth

Immediate recovery and first hours after birth

The first minutes: stabilization, observation, and orientation Immediately after birth, the clinical focus is simple but deeply important: confirm that you and your baby are stable, reduce preventable complications, and support the first moments of connection. In a hospital or birth center, nurses, midwives, obstetric clinicians, anesthetists, and pediatric or neonatal staff may all be […]

How third stage begins ends and why it matters

How third stage begins ends and why it matters

What the third stage is The third stage of labor is the interval between the birth of the baby and the delivery of the placenta. In clinical terms, it begins the moment the fetus is born, even though labor is not fully over yet. The uterus still has work to do: it must continue contracting […]

How second stage begins ends and baby moves through birth canal

How second stage begins ends and baby moves through birth canal

When the second stage officially begins The second stage of labor begins when the cervix has reached full cervical dilation, usually described as 10 centimeters, and ends when the baby is born. By this point, the first stage of labor has completed its central task: the cervix has dilated and effaced enough to no longer […]

Pushing stage and delivery overview

Pushing stage and delivery overview

What the pushing stage means The pushing stage is the second stage of labor. It begins when the cervix has reached full cervical dilation, usually defined as 10 centimeters, and ends when the baby is born. By this point, the cervix has moved from being the main focus of labor to becoming an open passage, […]

Difference between early active and transition labor

Difference between early active and transition labor

The first stage of labor: one continuum with three recognizable phases The first stage of labor begins when true labor contractions cause progressive cervical change and ends when the cervix is fully dilated, usually described as 10 cm. Within this stage, clinicians and birth educators often describe early labor, active labor, and transition labor. These […]

Early active and transition phases explained

Early active and transition phases explained

The first stage of labor: the shared framework The early, active, and transition phases are subdivisions of the first stage of labor. This stage begins when labor contractions create progressive cervical change and ends when the cervix is fully dilated to 10 centimeters. Cervical dilation describes the opening of the cervix, while cervical effacement describes […]

First stage of labor explained

First stage of labor explained

What the first stage of labor means Clinically, the first stage of labor starts when labor contractions become regular enough to cause progressive cervical change. That change includes both softening and thinning of the cervix, known as cervical effacement, and opening of the cervical os, known as dilation. The stage ends only when the cervix […]

What happens in each stage of labor and body changes

What happens in each stage of labor and body changes

Labor is a coordinated physiologic sequence In modern obstetrics, labor is divided into stages because the body is doing different jobs at different times. The uterus generates rhythmic contractions, the cervix responds by softening and opening, and the fetus moves through the birth canal as the relationship between maternal tissues and fetal position changes. The […]