The holidays always make me reflective, and this year I keep coming back to the families who’ve shared their sleep training stories with me — moms who were once exhausted, overwhelmed, and stuck in sleep routines that felt impossible to change. If bedtime feels like a battlefield in your home right now, I hope these stories give you a clear picture of what’s possible—and remind you that you’re absolutely not alone.

Does your child fight sleep, get silly, or somehow seem wired and cranky at the same time? That’s not just a quirky trait—it’s overtiredness

There’s a good chance that you’ve recently dealt with one of these two big sleep killers: illness or travel. You know you’re in for a...