When is the best age to sleep train your baby? As parents, we always want sleep training to go as well as possible, right from the start. That's why we: Tailor our sleep training methods to fit our babies' ages We carefully select methods that fit our parenting styles and our babies' temperaments We don't sleep train during big transitions (like moving) or illnesses and... We prepare for sleep coaching before we start. One of the ways to ensure that sleep coaching goes as