Building a family is a beautiful thing, but it’s not all new-baby smell. Motherhood brings challenges—sometimes heartbreaking, sometimes hilarious—that are often deemed inappropriate for public consumption, kept far away from the perfect family photos gracing holiday cards and Facebook covers. But guess what? Hiding the messy stuff can make us feel more alone—and we deprive others of the opportunity for a deep belly laugh or the sense of meaningful connection. Here runner-moms share stories from their journeys—no filter applied.