In this episode, Betty Xu (Bryn Mawr ’20) talks about what comes AFTER sex for many organisms: offspring! As part of this, she tells us about a study that examined brain activation in mother mice while they were nursing their pups (Oláh et al., 2017, Brain Structure and Function). What can we learn from this about how the brain adapts to the new challenges of motherhood? Is it true that breastfeeding is an effective form of contraception? Tune in to hear Betty’s answers to these questions and more!