Around four o'clock on Sunday afternoon the mood in the house turns. The Sunday scaries are not a personal failing and not just an internet joke. They are your nervous system doing math on a week it has no information about. The fix is not more willpower on Monday morning. It is one calm hour spent removing decisions from your future self.

The first week of school is a stress test for every family, and for co-parents it is a stress test with an audience. Two calendars, two houses, two sets of expectations, and a child in the middle wondering whether the grown-ups will be okay. Here is how to keep the goal simple: your child arrives fed, rested, and unbothered by adult business.

If we could prescribe one thing to every family in August, it would not be a supplement, an app, or a planner. It would be sleep. Summer wrecks bedtimes, and then school asks children to wake at six and be pleasant about it. Here is a realistic reset plan for closing that gap without a nightly fight, and why sleep moves mood, focus, and anxiety faster than almost anything else.