What Does Thinning Of The Cervix Mean?

What Does Thinning Of The Cervix Mean? What does thinning of the cervix mean? Normally, your cervix is closed, firm, and elongated (between 3.5 and 4 centimeters long). When you go into labor, the cervix thins out and becomes softer and shorter. This is called effacement. It’s measured in percentages from 0 to 100 percent,