As a new mother, actor Laura Prepon felt scared and unprepared, as parents often do with their first child. But now a mother of two (and a noted meal prep master), Prepon is sharing everything she's learned about pregnancy and parenting in her second book, "You and I, as Mothers: A Raw and Honest Guide to Motherhood."The half-memoir, half-handbook is an intimate look at Prepon's own experiences paired with advice from fellow moms and experts on topics like stress, survival, and reproductive health."I'll tell you my truth, and not in a whisper," Prepon admitted in the book's opening chapter. "I felt blindsided by motherhood. In the early days, I — someone who generally considers herself confident — felt insecure, clueless, and scared."Visit Insider's homepage for more stories.Like Fiona Apple's