How to Stop Overthinking at Night: A Calm, Step-by-Step Plan

It is late, the room is dark, and your mind has decided this is the perfect time to replay a conversation, rehearse tomorrow, or run through everything that could go wrong. If that sounds familiar, you are not doing anything wrong, and there are practical steps you can try.

This guide shows how to stop overthinking at night with a simple plan: what to do in bed tonight, how to give your worries somewhere else to go earlier in the day, which habits help over the week, and when trouble sleeping is worth raising with a doctor (a GP in the UK). The steps draw on guidance from the NHS, NHS inform (NHS Scotland), MedlinePlus, the NHLBI, the CDC and the American Academy of Sleep Medicine.

The plan at a glance

• Tonight: slow your breathing, relax your body, and if you stay awake and frustrated, leave bed for something quiet in low light.
• Earlier in the day: set aside a planned worry period, so worries have a time and place that isn't your pillow.
• This week: keep a steady wake time and a quiet wind-down, and watch the timing of caffeine and alcohol.
• If it keeps happening: talk to a doctor. Healthy sleep habits are worth keeping, but the American Academy of Sleep Medicine's 2021 guideline suggests against using sleep hygiene alone as a treatment for chronic insomnia disorder.

This article is general education. It is not medical advice, and it cannot diagnose a sleep problem.

Why your mind gets louder at night

Lying awake with a busy mind is not a personal failing. The NHS lists stress, anxiety and depression among the most common causes of insomnia, and NHS inform notes that anxiety can make it hard to switch off and relax. It also points out that making plans or thinking through a project can keep your mind active, even when the thoughts are positive. No single article can tell you exactly why it happens to you, but the patterns below are common.

Overthinking versus racing thoughts

In this article, the two terms mean slightly different things:

• Overthinking is going over the same worry, memory or "what if" again and again.
• Racing thoughts are many thoughts arriving quickly, one after another, that are hard to slow down.

They often show up together, and the steps below are meant for both. Neither term is a diagnosis.

When the worry becomes about sleep itself

Picture this: you are lying awake, and your thoughts turn into arithmetic. If I fall asleep now, I'll get five hours. Tomorrow will be a disaster. The calculation feels responsible, but NHS inform lists worry about the next day, repeatedly checking the time and lying awake in bed among the habits that can keep sleep problems going. MedlinePlus adds that trying hard to sleep tends to backfire: frustration builds and sleep gets harder.

So the aim of the steps below is not to force your mind to go quiet. It is to give your thoughts a place to go, and your body something calmer to do.

Tonight: what to do when your mind won't switch off

You do not need to try everything at once. Pick one or two of these, roughly from gentlest to most active.

Slow your breathing

Get comfortable in bed and breathe in a steady rhythm. If it helps, picture something steady, like waves rolling in and out, or count softly: in, 1, 2, 3, out, 1, 2, 3. Keep going for a few minutes. NHS inform notes that a busy mind will keep distracting you during this exercise, and that this does not mean you are doing it wrong. Just return to the rhythm.

Relax your body

Tensing and releasing your muscles in turn is another exercise described in the NHS inform guide, called progressive muscle relaxation. Lie comfortably and move through your body one area at a time: hands and arms, legs and feet, stomach, chest, back, shoulders, neck and face. For each area, tense it gently for a few seconds as you breathe in, then let go as you breathe out. Finish by letting each area soften while you breathe normally. If an area is painful, skip it; the exercise should not cause discomfort.

Answer the sleep worries

Sleep worries often arrive as thoughts like "I'll be awake all night" or "tomorrow will be terrible." NHS inform lists thoughts like these as common and suggests replacing them with calmer ones, and it reminds readers that waking during the night is normal. These examples are written for this article, not as clinical scripts:

If you are still awake and frustrated, get out of bed

NHS inform explains that lying awake in bed can teach your brain to link bed with being awake, and it suggests getting up to do something peaceful. MedlinePlus likewise suggests moving to another room for a quiet activity. So if you are awake and frustrated, you can leave bed. There is no need to work out how long you have been awake, and health sources suggest different time frames, so there is no magic number.

Choose something quiet in low light, such as reading a calming book, listening to soft music or making a cup of herbal tea. Avoid television or anything that wakes you up. Go back to bed when you feel sleepy, and repeat if you need to. If you are tempted to check the time or scroll, keep your phone out of reach.

Earlier in the day: give your worries a place

Two tools are easy to mix up, so here they are side by side. One is a planned worry period during the day. The other is a notepad by the bed. They do different jobs.

A planned worry period

NHS inform describes "worry time": a set period during the day, about 10 to 15 minutes, when you deliberately focus on your worries. You write them down, note possible solutions or plans, and stop when the time is up, or sooner if you run out of worries. The goal is to reduce how much time you spend worrying at night. Do it during the day, not in bed.

Here is what that might look like. At 5:30 p.m. you sit at the kitchen table with a notebook and list what is on your mind: Thursday's presentation, the overdue bill, a text you haven't answered. Beside each one you write either a small next step (draft three slides, pay online tomorrow) or nothing to do now. Then you close the notebook.

A notepad by the bed

The bedside notepad is not a second worry session. NHS inform suggests keeping a notepad on your bedside table for worries that appear at night, and reminding yourself that you have worry time set aside. So you jot the worry in a line, put the pen down, and tell yourself it goes into tomorrow's planned worry period. Reply to Sam about the move is enough.

MedlinePlus also suggests writing your worries in a journal before bed so your thoughts feel quieter. If you try that, you might keep the note short and save the problem-solving for your planned worry period.

A few lines for tomorrow

NHS inform's example evening routine includes noting down anything you have to remember for the next day. Write the two or three things you need to do tomorrow, so they are on paper instead of in your head.

This week: habits that make racing thoughts less likely

These are general sleep habits, and they are worth keeping because they can support better nights. For chronic insomnia disorder, the 2021 AASM guideline suggests against using sleep hygiene as the only treatment (see the last section).

• Keep a steady wake time. The NHS advises waking and getting out of bed at the same time every day, and not sleeping in after a bad night. The NHLBI suggests keeping weekend sleep times within about an hour of weekdays.
• Go to bed when you feel sleepy, not only because the clock says it is bedtime. The NHS lists this as one of its self-help steps.
• Make the last hour quiet. The NHS suggests relaxing for at least an hour before bed, and the NHLBI recommends quiet time that avoids intense exercise and bright artificial light, such as from a TV or computer screen.
• Watch caffeine and alcohol. The NHS says to avoid alcohol, tea, coffee and smoking for at least 6 hours before bed. The NHLBI notes caffeine's effects can last up to 8 hours, and the CDC advises avoiding caffeine in the afternoon and evening. The sources differ, so there is no single cutoff.
• Time your exercise. The NHS recommends regular exercise during the day but not within 4 hours of bed. MedlinePlus also advises against activity that raises your heart rate in the 2 hours before bed.
• Skip naps if you can. The NHS advises against napping during the day.

Common traps

Some well-meant habits keep the worry going. Health guidance points to these:

• Trying harder to sleep. MedlinePlus says people with insomnia often worry about getting enough sleep, and that trying harder tends to bring more frustration.
• Checking the time. NHS inform says repeatedly checking the time can raise anxiety and make it harder to relax. If your phone pulls you in, keep it out of reach.
• Making up for lost sleep. After a rough night, the NHS advises against sleeping in or napping, and NHS inform lists napping or catching up on sleep among habits that can make it harder to settle into a good routine. Keeping your usual wake time is the steadier choice.
• Using the bed for other things. MedlinePlus says the bed is for sleeping, not for eating or working. NHS inform adds that spending time in bed doing things other than sleeping can teach your brain to link bed with being awake.
• Tracking too closely. A sleep diary is a record of nights that have already happened. Fill it in after the night, rather than checking or updating it while you are trying to sleep. If keeping one seems to make you more worried about sleep, mention that to a doctor.

When it's more than overthinking

An occasional restless night is common. It is worth getting advice when it keeps happening.

Signs to talk to a doctor

The NHS suggests seeing a GP if any of these apply:

• Changing your sleep habits has not helped.
• You have had trouble sleeping for months.
• Your sleep problems are affecting daily life in a way that makes it hard to cope.

The CDC says to talk to your health care provider if you regularly have problems sleeping. MedlinePlus adds that you should contact a provider if you feel sad or depressed, if pain or discomfort keeps you awake, or if you take a medicine that may be affecting your sleep. And if you feel sleepy while driving, the NHS says not to drive.

What help can look like

The NHS calls insomnia long-term when it lasts 3 months or longer, but you do not need to wait for a label before asking for advice.

For adults with chronic insomnia disorder, the American Academy of Sleep Medicine (AASM) strongly recommends multicomponent cognitive behavioral therapy for insomnia (CBT-I) in its 2021 clinical practice guideline. The guideline describes CBT-I as a structured treatment that combines education about sleep with specific behavioral instructions and cognitive strategies, typically over four to eight sessions. It also suggests against using sleep hygiene on its own as a treatment for chronic insomnia disorder, while noting that common-sense sleep-habit principles may still be helpful as part of a comprehensive treatment approach.

That guideline is about adults with a diagnosis of chronic insomnia disorder. It does not say that an occasional night of overthinking needs CBT-I. In the UK, the NHS says a GP may offer CBT, either face to face or as an online self-help program, if changing your sleep habits has not helped.

The habits and relaxation exercises in this guide are useful tools, but they are not the same thing as CBT-I, which is a structured treatment typically provided by a trained professional. A doctor can help you decide what fits your situation.

Other things worth raising

Sleep trouble does not always come from worry. The NHS lists loud snoring or interrupted breathing (sleep apnea), restless legs syndrome, an overactive thyroid, menopause, long-term pain and many medicines among the other things that can disturb sleep, and NHS inform notes that anxiety and depression can affect sleep too. If any of these sound familiar, mention them to your doctor.

Tools for practicing

Two RESTNIGHT resources can help you notice and practice, without replacing professional care.

• A free sleep diary. The RESTNIGHT free sleep diary is a printable two-week log that you fill in each morning. Writing the nights down can help you see patterns across several nights instead of relying on memory, and it gives you something concrete to bring if you decide to talk to a clinician.
• The RESTNIGHT workbook. The Improving Sleep & Overcoming Insomnia Workbook is a 120-page paperback with sleep observation worksheets, reflection exercises, habit-building activities and a four-week guided program, designed for personal reflection, sleep observation and habit-building. It is an educational workbook, not a treatment: it does not diagnose, treat, prevent or cure insomnia or any other condition, and it is not a substitute for CBT-I or for care from a healthcare professional.

Frequently asked questions

Is it normal to overthink at night?

NHS inform says it is common to have problems with sleep, and the NHS lists stress and anxiety among the most common causes of insomnia. What matters is how often it happens and how much it affects your days. If it is regular, see the section above on when to talk to a doctor.

How long do these techniques take to work?

The health guidance does not promise a timeline. NHS inform advises that if something does not seem helpful at first, you stick with it for a few weeks, since improving a sleep routine takes time. If nothing improves, talk to a doctor.

Is nighttime overthinking a sign of anxiety?

It can be connected: NHS inform notes that anxiety can make it hard to switch off. But an occasional busy night is not a diagnosis, and only a clinician can assess what is going on. If you think anxiety or low mood may be involved, talk to your doctor.

What should I do if I can't sleep and feel frustrated?

Leave bed for something quiet in low light, and return when you feel sleepy. You do not need to track how long you have been awake. See the "Tonight" section above for ideas.

Why can't I fall asleep even when I'm tired?

Several things can get in the way even when you feel tired. The NHS lists stress, anxiety, depression, noise, a room that is too hot or cold, an uncomfortable bed, alcohol, caffeine, jet lag and shift work among common causes. If it keeps happening, the section above on when to talk to a doctor applies.

RESTNIGHT publishes general education only. Read our medical disclaimer.

How to Stop Overthinking at Night: A Calm, Step-by-Step Plan