Short answer
Sunday night insomnia usually has two causes: weekend lie-ins shift your body clock later, and thoughts about the week ahead raise arousal. Keep your weekend wake time within about an hour of weekdays, get morning daylight on Sunday, and write Monday's plan down earlier in the evening.
Key takeaways
- Weekend lie-ins move your body clock later, so Sunday bedtime comes too early.
- Monday worries are best handled on paper, before bed.
- A steady wake time across the weekend is the single best fix.
On this page
The two reasons Sunday is hard
Your clock has drifted. If you stayed up later and slept in on Friday and Saturday, your internal clock has shifted later, a bit like flying a couple of time zones west. On Sunday night you try to go to bed at your weekday time, but your body is not ready. Sleep researchers sometimes call this social jet lag.
Your mind is already at work. The approaching week brings deadlines, meetings and a backlog. Lying in the dark is when those thoughts arrive, and they are easy to rehearse endlessly because nothing can actually be done about them until morning.
The two reasons feed each other. Lying awake because your clock is late gives the Monday thoughts more time to grow, and the thoughts make it harder for your late clock to give in. Tackling both, over the weekend and on Sunday evening, works better than tackling either alone.
Fix the clock over the weekend
- Keep your wake time within an hour or so of your weekday time on Saturday and Sunday. A later bedtime once in a while matters less than a very late wake-up.
- Get morning daylight on Sunday. A walk outside before noon helps pull your clock back toward weekday time.
- Avoid a long Sunday afternoon nap. A short one before mid-afternoon is fine; a two-hour nap at 5 PM will push sleep later.
- Go easy on Sunday evening drinks and caffeine. Our guides on alcohol and caffeine explain why.
How Soften Sleep fits in
Alongside breathing, there's a cognitive shuffle mode for a mind that won't stop talking. Free to download on the App Store.
Put Monday on paper
Sometime on Sunday afternoon or early evening, spend ten minutes writing down what is coming this week and what you will do first on Monday. Be specific. In a 2018 study, people who wrote a detailed to-do list before bed fell asleep faster than those who wrote about completed tasks, and more specific lists were linked to faster sleep.
Then close the notebook and decide that the plan is handled until morning. If a new worry arrives in bed, you can add one line and put the pen down. This turns vague dread into a short list, which is much easier to set aside.
Sunday night in bed
Keep the last hour calm and familiar. Skip work email and avoid previewing your calendar on your phone. In bed, slow your breathing with a few rounds of 4-7-8 breathing, then move your attention to a neutral, boring image, as described in what to think about to fall asleep.
If you are still awake after what feels like a long time, accept that one lighter night is not a disaster. Keep Monday's alarm where it is. Getting up on time is what resets the week, and Monday night is usually easier as a result.
If Sunday dread is part of a broader pattern of stress about work that follows you through the week, it may be worth talking it through with someone you trust or a professional.
Sources
- Scullin, M. K., et al. (2018). The effects of bedtime writing on difficulty falling asleep: A polysomnographic study comparing to-do lists and completed activity lists. Journal of Experimental Psychology: General. doi.org
Soften Sleep is a wellness tool designed to promote relaxation and help manage occasional sleeplessness. It is not a medical device and is not intended to diagnose, treat, cure, or prevent insomnia or any medical sleep disorder. If you are experiencing chronic sleep issues, please consult a qualified healthcare provider.
FAQ
Why can't I sleep on Sunday nights?
Later bedtimes and lie-ins over the weekend shift your body clock, and worries about the week ahead add mental arousal.
Should I sleep in on weekends to catch up?
Keeping your wake time within about an hour of weekdays makes Sunday night easier. Catch up with an earlier bedtime instead.
How do I stop thinking about work on Sunday night?
Write a specific plan for Monday earlier in the evening, then use breathing and imagery once you are in bed.
Want this as a one-tap rescue?
Soften Sleep keeps quiet breathing and word prompts ready on your iPhone for the next time you wake up.