Staying Put Feels Like Resting. The Bed Learns Something Else.
Body · The Reading Room, Vol. 8 · 10 min read · Why getting up beats waiting it out, what the guidelines actually recommend, and the two rules that make it work
The instinct is to stay put and not disturb whatever might be about to happen. That instinct is the one thing reliably making tomorrow night worse.
Ten forty. Teeth done, phone face down, the house finally quiet enough to hear the fridge. You were falling asleep on the sofa forty minutes ago. You had to hold the banister on the way up. And now you are lying in the dark completely, insultingly awake, with your heart doing something slightly brisk and your mind opening a file about a conversation from Thursday.
So you lie there. And at some point, usually around twenty to midnight, you ask the practical question: should I get out of bed if I can’t sleep, or is getting up going to make the whole thing worse. What follows is a reading of published sleep medicine on that question; we are not clinicians, the findings belong to Colin Espie, Michael Perlis and the guideline panels named below, and only the plain-English version is ours.
The short answer: get up. Lying awake in bed for long stretches teaches an association between the bed and being awake, through ordinary conditioning, and every additional hour of it strengthens the lesson.¹ Leaving the room interrupts it. The clinically recommended treatment for chronic insomnia is built around this principle, and getting up is the one component you can run tonight without a therapist, a prescription or a waiting list.²³
There is a name worth having for what those hours are actually doing, because it explains why the problem hardens over months instead of resolving: the nightly rehearsal. Every hour spent awake in that bed is a repetition, and the thing being trained is the room. Staying still to protect the sleep is what runs the rehearsal.
The skim version
- Tiredness and sleep propensity are separate. A body can be depleted and still not be releasing into sleep.¹
- Current models describe insomnia at sleep onset as heightened sensory and information processing, not arousal loud enough to physically block sleep.¹
- Trying to fall asleep makes it worse in a documented way. Attention, intention and effort together inhibit the disengagement sleep requires.⁴
- After enough bad nights the bed itself starts working as a cue for wakefulness, through ordinary conditioning.¹
- The American Academy of Sleep Medicine recommends multicomponent CBT for insomnia in adults, and lists stimulus control therapy — the get-up rule — among the single components with evidence behind them.³
- The American College of Physicians makes CBT-I the first-line treatment for chronic insomnia, ahead of medication.²
The source for this piece
Prof. Colin A. Espie, PhD
Professor of Sleep Medicine in the Nuffield Department of Clinical Neurosciences at the University of Oxford, and a Fellow of Somerville College. He built the psychobiologic inhibition model of insomnia and the attention–intention–effort account of why trying to sleep prevents sleep, and he co-founded the company behind one of the digital CBT-I programmes now offered in the NHS.
What we read: Espie and colleagues, Sleep Medicine Reviews (2006), alongside the insomnia aetiology chapter by Perlis, Ellis, Kloss and Riemann and the two clinical guidelines.¹²³⁴
Where to follow his work: University of Oxford · LinkedIn · @ProfEspie
What the research actually says about staying put
The intuitive model of sleep is a battery. Use it down far enough and you drop off. That model explains a nap on the sofa at nine perfectly well, and explains almost nothing about eleven o’clock.
Sleep pressure is only half of it. The other half is a wake system that has to release. In a good sleeper that release is unremarkable, which is precisely why it is invisible to the person doing it. In chronic poor sleepers it does not happen on schedule.
The account in sleep medicine is more precise than the word most people reach for. Perlis, Ellis, Kloss and Riemann, writing the chapter on the causes of insomnia in the standard clinical reference, set out that the problem is not arousal so overwhelming that it physically prevents sleep. It is enhanced sensory processing and enhanced information processing at the sleep-onset period.¹
Which is a technical way of saying: the gate that normally closes on the outside world, and on your own thoughts, stays open a crack. The fridge is audible. Thursday is available. Neither of those should be reachable at ten forty and both of them are.
Definition: conditioned arousal is the learned association between the sleep environment and being awake. It develops through repeated pairing of the bed with wakefulness, it is ordinary Pavlovian learning rather than a psychological weakness, and it is the reason a hotel room sometimes produces a better night than your own bedroom.¹
Why trying harder to sleep reliably backfires
Sleep effort is the term for what happens when falling asleep becomes an intention rather than something that occurs while you are not looking. It has a formal place in the models.
Espie’s psychobiologic inhibition model holds that normal sleep depends on perceptual disengagement, and that the very act of attending to whether you are falling asleep prevents that disengagement. In the attention–intention–effort account he set out with colleagues in 2006, the three run in sequence: selective attention to sleep, an explicit intention to sleep, and then effort applied to producing it — and the effort is what inhibits the release the process requires.⁴
You will recognise the shape of it even if the language is new. You check the clock. You calculate what is left. Five hours and forty minutes, if you go now. The calculation is a wakefulness event. So is noticing that you were nearly under and losing it.
Nobody trying to sleep has ever succeeded by concentrating, and every poor sleeper has spent years attempting exactly that.
If your nights got worse in the same period your days got fuller, that is one pattern rather than two. The Quiet Audit is a private ten-minute pass through what you are actually carrying into the bedroom at eleven o’clock. Start here.
Is this the same problem as waking at three in the morning?
No, and treating them as one thing is why a lot of advice fails. They sit at different points in the night and they have different drivers, which means they respond to different changes.
| Cannot get to sleep at 11 | Awake at 3 and cannot get back | |
|---|---|---|
| Where it sits | Sleep onset. The switch never throws. | Sleep maintenance. The switch throws, then reverses. |
| Typical drivers | Sleep effort, conditioned arousal, too long in bed awake | Temperature shifts, hormonal change, the early-morning cortisol rise |
| What tends to help | Getting out of bed, cutting time in bed, removing the clock | Managing the physical trigger first, then the same onset rules |
| What makes it worse | Going to bed earlier to catch up | Lying still and waiting it out |
Plenty of women in midlife have both, in which case the physical trigger is usually the one to address first. The night-time vasomotor pattern has its own mechanism, and if you have been told the whole thing is cortisol, that claim is worth looking at carefully.
What the research found
Two independent guideline panels reach the same first recommendation. The American College of Physicians reviewed the evidence in 2016 and made cognitive behavioural therapy for insomnia the initial treatment for chronic insomnia in adults, ahead of medication.² The American Academy of Sleep Medicine, in 2021, recommends multicomponent CBT-I and separately assesses the individual components, stimulus control therapy among them.³
The limitation, stated plainly: the ACP panel was careful about its own basis. It found insufficient evidence to compare CBT-I directly against drug treatment head to head, and rested the recommendation partly on CBT-I being likely to cause fewer harms.² That is worth knowing before anyone quotes the guideline at you as proof of superiority. It is a recommendation about where to start, made on a mixed evidence base, not a finished argument. And getting up on its own is one component of a programme, not the programme.
Five Things That Look Like This and Are Not This
Everything above protects the research. This part protects you, because conditioned arousal is not the only reason a tired woman lies awake at eleven, and four of the alternatives are checkable.
- Restless legs. An urge to move that worsens at rest and in the evening, relieved by moving. It is a recognised condition with a specific blood test worth asking for by name — the pattern and the test are here.
- Obstructive sleep apnoea. Usually presents as unrefreshing sleep rather than difficulty falling asleep, but the fragmentation can produce both. Somebody else has usually noticed the breathing first.
- An overactive thyroid. Onset insomnia with a brisk heart, heat intolerance, tremor and weight loss. One blood test settles it, and the brisk-heart detail is the one worth mentioning out loud.
- Timing, not discipline. Caffeine after two, alcohol as a wind-down, and several common prescriptions — some antidepressants, steroids, beta agonists, decongestants — all delay onset. A prescription review is a short conversation.
- Depression and anxiety disorders. Both disturb sleep directly, and in both directions. If interest in things you used to want has gone flat rather than merely being crowded out, that is the thing to raise first.
None of these is excluded by the get-up rule, and the rule is safe to run alongside any of them. But if the nights have been bad three times a week for three months, the list above is the appointment, not the article.
Who Else Has Measured This
One model is one research group. Three other lines converge on the same instruction.
Richard Bootzin (1940–2014, in memoriam — Wikipedia) set out stimulus control treatment for insomnia in 1972, on exactly the logic above: if the bed has become a cue for wakefulness, the treatment is to stop pairing them. Get up when you are not sleeping, return when you are sleepy, and use the bed for nothing else. Half a century on, it is still in the guidelines under his design.³
Prof. Michael L. Perlis (Penn faculty · Wikipedia · site) at the University of Pennsylvania, with Jason Ellis, Jacqueline Kloss and Dieter Riemann, wrote the aetiology chapter this piece leans on, and the wider behavioural sleep medicine programme at Penn is where much of the mechanistic work on conditioned arousal has been done.¹
And the two guideline panels themselves — the American College of Physicians in 2016 and the American Academy of Sleep Medicine in 2021 — reviewed the evidence separately, in different countries, with different methods, and arrived at the same first-line answer.²³
A behavioural mechanism from 1972, a cognitive model from 2006, and two independent guideline reviews. The instruction has not changed in fifty years because the mechanism has not been overturned.
Staying still to protect the sleep is what runs the rehearsal.
What This Actually Changes
Not tonight, necessarily. The first night you get up will probably not be a good one, and anyone promising otherwise is selling something.
What it changes is what the bad hours are for. Under the battery model, lying awake is neutral — wasted time, but harmless. Under the conditioning model it is not neutral at all: it is practice, and you are practising the wrong thing. That single reframe is what makes getting up bearable at half past midnight, because it converts an unpleasant instruction into an obviously sensible one.
It also changes what you ask for. If the first-line treatment for chronic insomnia is a behavioural programme rather than a tablet, then “can I have something to help me sleep” is the wrong opening request — not because medication is wrong, but because it skips the thing both guideline panels put first.²³
When this belongs with a doctor
Book an appointment rather than adjusting your evening if the difficulty sleeping has run at least three nights a week for three months or more; if somebody has noticed you stop breathing, or you snore heavily and wake unrefreshed; if there is an urge to move your legs that is worse at rest; if it arrives with a fast or irregular heartbeat, heat intolerance, tremor or unexplained weight loss; if you are waking two hours early every morning with the day already dreaded; or if interest in things you used to want has gone flat. Anyone already taking a sleeping tablet should ask about the exit plan rather than stopping abruptly.
What to Say, and What You Will Probably Hear Back
The obstacle is not usually the doctor. It is that ten minutes is short and “I am not sleeping” is vague. Three lines, short enough to read off a phone screen.
Short enough to read off a phone screen
Say: “I have trouble getting to sleep at least three nights a week and it has been going on for [X] months. I would like to ask about CBT for insomnia rather than a tablet first.”
If you hear “try some sleep hygiene”: “I have done the basics. The guideline first-line is CBT-I — is there a local service, a digital programme, or a waiting list I can go on?”
Then add: “Could we also check thyroid and ferritin, and is a sleep review warranted given the snoring?”
If what keeps the gate open at eleven is a list rather than a symptom, the Quiet Audit is ten private minutes on everything currently sitting on it. No programme, no advice, nobody sees your answers. Start here.
How to do it, and the two rules that make it work
One thing, and it will feel wrong.
If you have been lying awake for what feels like twenty minutes or more, get up. Leave the bedroom. Sit somewhere dim with something undemanding, paper rather than a screen, and go back only when you feel sleepy rather than when you feel it is time.
The instinct is the opposite. Stay put, stay still, do not disturb the process. That instinct is what keeps teaching the bed that it is a place where people lie awake thinking about Thursday.
Two rules make it work. Do not check the time to decide, since the checking is itself a wakefulness event, so go by feel. And keep the morning alarm where it is, even after a bad night, because a fixed wake time is what rebuilds the pressure that eventually does the job for you.
There is a companion change worth knowing about, though it is harder and belongs in a proper programme rather than in a single article. Chronic poor sleepers tend to expand the window, going to bed at ten and rising at seven in the hope of catching something in nine hours. Structured CBT-I usually does the opposite and narrows the window deliberately, so that time in bed comes closer to time actually asleep. It is uncomfortable for the first week or two and it is one of the more reliably effective components.³
Questions people ask about this
Should I get out of bed if I can’t sleep, or wait it out?
Get up. Long stretches of lying awake pair the bed with wakefulness through ordinary conditioning, and every additional hour strengthens that association.¹ Leaving the room interrupts it. Getting up is the component of CBT-I you can run tonight without a referral, and it is assessed as a therapy in its own right in the 2021 sleep medicine guideline.³
Won’t getting up wake me up properly and cost me the night?
That is the fear, and it is why the conditions matter: dim light, no screen, nothing that requires a decision. Done that way, the arousal cost is small and the conditioning benefit accumulates over weeks. Done under a bright kitchen light with your phone, it genuinely does cost you the night.
How long should it normally take to fall asleep?
Around fifteen to twenty minutes is the usual figure. Falling asleep the moment your head lands is not the gold standard it sounds like, and can indicate you are running short on sleep overall.
Does this mean I have insomnia?
Not necessarily. Chronic insomnia disorder involves difficulty sleeping at least three nights a week for three months or more, alongside a daytime cost. Occasional bad nights around a stressful week are ordinary. The pattern and the duration are what matter clinically.
Is it the menopause?
It can be part of it, and the transition genuinely disrupts sleep. What is worth resisting is filing every symptom under hormones and stopping there, because the onset mechanisms above operate regardless and respond to different things.
Should I ask about a sleeping tablet?
That is a conversation for your clinician. What is reasonable to bring is the guideline: ask what a course of CBT-I would look like where you live, and what is available if there is a waiting list.²
The one move
Tonight, if you are still awake and it has clearly been a while, get out of bed and leave the room. Sit somewhere dim until you feel sleepy, then go back. Keep tomorrow’s alarm exactly where it was.
Do not look at the clock to decide. Go by feel, and let the fixed morning do the rest.
Informational, not medical advice. Persistent sleep problems, and any new symptom that worries you, belong with your clinician.
Where to Go Next
In order, and each for a reason.
1. If the problem is really the second half of the night, start with what a sleep laboratory found about waking and the sweat — the order of those two events is not what most women assume.
2. Then the pattern that is not restlessness, because it has a named test and it is missed constantly.
3. Then what a standard panel checks and what it never looks at, if the daytime exhaustion is the dominant complaint rather than the nights.
The bed is learning something either way. The only question is what.
References
1. Perlis, M. L., Ellis, J. G., Kloss, J. D., & Riemann, D. Etiology and Pathophysiology of Insomnia. In Principles and Practice of Sleep Medicine, Ch. 82. Read the chapter
2. Qaseem, A., Kansagara, D., Forciea, M. A., Cooke, M., & Denberg, T. D. (2016). Management of Chronic Insomnia Disorder in Adults: A Clinical Practice Guideline From the American College of Physicians. Annals of Internal Medicine, 165(2), 125–133. Read the guideline
3. Edinger, J. D., et al. (2021). Behavioral and psychological treatments for chronic insomnia disorder in adults: an American Academy of Sleep Medicine clinical practice guideline. Journal of Clinical Sleep Medicine, 17(2), 255–262. Read the guideline
4. Espie, C. A., Broomfield, N. M., MacMahon, K. M. A., Macphee, L. M., & Taylor, L. M. (2006). The attention–intention–effort pathway in the development of psychophysiologic insomnia: a theoretical review. Sleep Medicine Reviews, 10(4), 215–245. Read the abstract
On the researcher. Colin Espie is a clinical psychologist and sleep researcher, not your clinician, and nothing in his published work is medical advice for an individual. He co-founded a company that sells a digital CBT-I programme, which is declared in his publications and is worth knowing when reading any recommendation about CBT-I — including this one. It is also why this piece rests the recommendation on two independent guideline panels rather than on his model alone.
Sourcing, disclosure and disclaimers
This is not medical advice. Blue Leaf Journal publishes general information for a general readership. Nothing here is a diagnosis, a treatment recommendation, or a substitute for care from a clinician who knows your history.
We are not clinicians. Blue Leaf Journal is an independent publication. We read published research and translate it. The findings belong to the researchers, institutions and guideline panels named and linked above; the plain-English rendering is ours, and so is any error in it.
No affiliation and no endorsement. Blue Leaf Journal is not affiliated with Colin Espie, Michael Perlis, Jason Ellis, Jacqueline Kloss, Dieter Riemann, the University of Oxford, the University of Pennsylvania, the American College of Physicians, the American Academy of Sleep Medicine, or any provider of CBT-I. None of them has reviewed, approved or endorsed this article, and none is responsible for it.
No commercial relationship. Nobody named above paid for or was paid for this coverage. There are no affiliate links, no sponsored placements and no gifted products in this article. We do not sell sleep programmes, apps or supplements, and we earn nothing if you use one.
How this was checked. Every claim above is drawn from the primary sources, each linked in the references, and can be verified there. Where a guideline panel stated a limitation on its own recommendation, we have reported it rather than omitted it. Sources were checked on 27 August 2026. If you find something we have got wrong, write to norawhitfield@blueleafjournal.com and we will correct it and say that we did.
Nora Whitfield writes the Body desk at Blue Leaf Journal, where the working rule is that a mechanism you can name is easier to live with than one you cannot. She reads the guidelines so that the version reaching you carries its own limitations with it.
Written by Nora Whitfield for Blue Leaf Journal. Updated: 27 August 2026.
