What is the author's style in Little Earthquakes by Jennifer Weiner?

The language in this novel is one mainly of young women in their childbearing years. The reader sees words such as pitocin, C-section, natural childbirth, flat or inverted nipples, latch on, let-down, stretch marks, push, breast-feeding, spotting, bed rest, showing, centimeters dilated, birthing ball and contractions.