When Racing Thoughts Won’t Stop: What Can Slow Them Down?

Published: October 25, 2026 · Last updated: October 25, 2026 · Written by Ghazia Khalid · Not medically reviewed

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Quick answer

How to stop racing thoughts: calm your body first, then sort your thoughts. Breathe slowly for two minutes, move for five, then spend eight minutes writing everything down and sorting it into four groups. The exact order matters, and so does what to do if it doesn’t work.

It is 4:45 p.m. and Maya is supposed to be finishing a report. Instead, her mind is flipping channels. The email she hasn’t answered. Rent due Friday. The strange tone in her sister’s text. Whether she locked the car. Four topics in ten seconds, and none of them gets finished.

Maya is a composite, not a real person, but the experience is very real for many people. If you keep asking how to stop racing thoughts, or how to shut your brain off, you are not alone. This guide walks through a body-first method, a simple way to sort the pile, and the signs that it’s time to talk to a professional.

How fast is your mind running right now? Take the 2-minute racing thoughts quiz further down this page.

Do racing thoughts feel like your brain won’t shut off?

For most people, yes. Racing thoughts are a fast stream of thoughts that jump from topic to topic and pile up faster than you can answer them. Think of someone flipping through TV channels without watching any of them. You may also notice a tight chest, trouble focusing, or a feeling of being trapped inside your own head.

This is different from rumination, which is one thought or worry playing on a loop. If that sounds more like you, read our guide on how to stop ruminating. If your thoughts keep circling one person, see how to stop thinking about someone, and if they gather around your partner, see overthinking in a relationship.

	Racing thoughts	Rumination
Pattern	Many thoughts, many topics	One thought, one worry
Feels like	Channel surfing	A song stuck on repeat
Best first move	Slow the body, then sort	Interrupt the loop

A busy mind is also normal. A large Harvard study that checked in with 2,250 adults through a phone app found that people’s minds were off-task about 46.9% of the time. So a lot of mental noise is simply how brains work. What turns noise into racing thoughts is speed and distress.

Do racing thoughts mean something is wrong with you? Not by themselves. Harvard-affiliated psychologist Fairlee Fabrett, PhD, says the most common cause is anxiety, and that worrying about having racing thoughts often makes them worse (Harvard Health). They are a sign of a stressed system, not a broken one.

Calm a racing mind by slowing your body first

A lot of advice tells you to “think differently.” That’s hard when the thinking part is the part running hot. A better way to calm a racing mind is to slow your body first, because a fast heartbeat and shallow breathing can make the mind feel like there is something urgent to hurry toward.

Here is how to stop racing thoughts in the order that works best. The whole thing takes about eight minutes.

Step 1: Give yourself permission (30 seconds). Say to yourself: “This is racing thoughts. It’s noise, not an emergency.” Harvard’s guidance is to allow the thoughts to be there, because that removes the second layer of panic.

Step 2: Count your breaths (2 minutes). Close your eyes if you can. Breathe in slowly and count “one.” Breathe out and count “two.” Keep going up to ten, then start again at one. If you lose count, that is fine. Just return to one. It is one of the simplest answers to how to stop racing thoughts when you only have two minutes. Harvard’s article suggests practicing this when your mind is quiet too, so the skill is ready when you need it.

Slow breathing has research behind it. A 2023 meta-analysis of 12 randomized trials with 785 participants found that breathwork was linked to lower stress, with a small-to-medium effect, according to the published meta-analysis by Fincham and colleagues. Small-to-medium means it helps, but it is not a cure.

Step 3: Move for five minutes (5 minutes). Walk around the block, do ten jumping jacks, or clear the kitchen counter. Harvard’s article lists these kinds of short bursts because they give a racing mind something physical to follow.

After these three steps, many people notice the thoughts feel quieter or slower. They are not gone. If you have ever searched “how to stop my mind from racing”, these three steps are the quickest route. The next method deals with what is left.

The Sort-and-Park method for a crowded mind

Once your body has settled, you can deal with the pile. This is the part many guides on how to stop racing thoughts skip, and it’s the part that stops the thoughts from restarting.

First, dump for eight minutes. Set a timer. Write every thought on paper without fixing spelling or making sense. A study from Michigan State University asked chronically anxious college students to write about their worries for eight minutes before a focus task. The writers’ brains used fewer resources on the task afterward than the students who wrote about something neutral, according to the university’s summary. It was a small study of students, so treat it as a helpful hint, not a promise.

The idea is simple. Worrying takes up mental space, like having too many tabs open. Writing moves the items out of your head and onto the page.

Then, sort each item into one of four groups:

1. Do: takes under ten minutes. Do it today.
2. Decide: needs a choice. Write the day and time you’ll decide.
3. Ask: needs another person. Write who and when.
4. Drop: you can’t control it, or it isn’t yours to carry.

Here is Maya’s list after sorting:

• Unanswered email → Do (three minutes, right now)
• Rent due Friday → Decide (check balance tonight at 8)
• Sister’s text → Ask (call her Sunday)
• Did anyone notice the typo in last week’s slides → Drop
• Did I lock the car → Do (look out the door, ten seconds)

Notice what happened. Nothing was solved, but every thought now has a place to wait. You can’t really shut your brain off, but the page can hold what your mind was holding. Finish by picking one “Do” item and starting it.

If one specific worry keeps coming back after you’ve sorted it, that is rumination, and our ruminating guide covers worry time and thought testing in detail.

Three habits that make racing thoughts louder

Knowing how to stop racing thoughts also means knowing what makes them louder.

• Trying to force them to stop. If you are hunting for how to shut your brain off, this is the usual trap. Telling yourself “just stop thinking” rarely works, and it adds pressure. Wondermind’s mental health team makes this same point: ignoring them completely tends to backfire (Wondermind).
• Judging yourself for having them. “Why can’t I stop?” becomes one more fast thought in the pile.
• Practicing only in the middle of a spiral. Breathing and sorting work better when you’ve tried them on calm days too.

Racing thoughts that mostly hit at bedtime or first thing in the morning have their own triggers and fixes, covered in our guide on how to stop overthinking at night. For the inner voice that narrates everything, see how to quiet your mind.

Do racing thoughts go away?

Often, yes. Racing thoughts that come from a stressful week, a deadline, or a short night of sleep (our sleep debt calculator can show how far behind you are) tend to ease once the pressure passes, and the steps above can speed that up. Learning how to stop racing thoughts takes practice, and skills usually get easier with repetition, so use the same steps on calm days too. That is how you calm a racing mind faster when the next wave comes.

They are more likely to stay or return when something ongoing is behind them, such as constant anxiety, ADHD, or a mood condition. If they keep coming back for more than two weeks, or they disrupt your sleep or work, that is the point to get checked instead of trying harder alone.

Are racing thoughts ADHD or anxiety? Other causes, too

They can be either, and sometimes both. So what causes racing thoughts? Several things can, and the cause is not always just one. Racing thoughts are a symptom, not a diagnosis, and only a clinician can tell what is behind them for you.

• Anxiety is the most common cause, according to Harvard Health. Thoughts here tend to loop around worries and worst-case outcomes.
• ADHD can also be linked to racing thoughts. One psychology explainer notes that in ADHD, thoughts tend to hop toward whatever feels most interesting, while anxious thoughts stay threat-focused (Simply Psychology). That is a rough guide, not a test.
• OCD and trauma can be involved too (Harvard Health).
• Mood conditions such as bipolar disorder can cause racing thoughts, especially during a manic episode (Medical News Today).
• Medications and substances can trigger them. If racing thoughts begin after starting a new medication, call the doctor who prescribed it (Healthline).

This list is not for self-diagnosing. It is here so you know that if self-help doesn’t work, there are real, treatable explanations worth checking.

Tools that can support the process

This section contains affiliate links. If you buy through them, we may earn a small commission at no extra cost to you. See our Affiliate Disclosure. The links go to US stores.

No book can stop racing thoughts on its own. A good one can make the steps above easier to understand and practice.

A book for racing thoughts that come with anxiety. Unwinding Anxiety by Judson Brewer, MD, PhD, a psychiatrist and neuroscientist at Brown University, explains anxiety as a habit loop with three parts: a trigger, a behavior, and a reward. It teaches you to notice the loop and respond with curiosity instead of fighting it.

It suits you if you want more depth on how to stop racing thoughts that come with anxiety, because it explains why your mind keeps speeding up, which the steps above can’t fully cover. You can find it at Amazon (US) or Bookshop.org (US). It is a book, not treatment, and it can feel long when your mind is already crowded, so read one short chapter at a time. If it stirs up more distress than it eases, take that to a professional. UK readers can look for the Vermilion edition, Unwinding Anxiety: Train Your Brain to Heal Your Mind, at their local bookstore.

A plain notebook and the Sort-and-Park steps above work too, if you would rather start free.

Signs it may be time to talk to a professional

Racing thoughts now and then are normal. Consider talking with a doctor or a licensed mental health professional if they happen without a clear reason, or come with other symptoms that last longer than two weeks (Medical News Today). The same goes if they regularly affect your sleep, work, or daily life (Harvard Health).

Call the prescriber soon if they began after you started a new medication. Reach out too if you feel very low for more than two weeks, or if you sleep much less than usual yet feel unusually energetic, because that can be a sign of a mood episode and calls for prompt medical advice.

Racing thoughts can come from anxiety, ADHD, or a mood condition, so a professional can help work out what is behind them and suggest support that fits. Therapy is one option, and a doctor can talk through medication if it is needed. Please don’t start medication or supplements on your own to stop racing thoughts.

If you are in the United States, you can find a psychologist through the American Psychological Association’s locator or explore the National Institute of Mental Health’s help resources. If you are in a mental health crisis or thinking about harming yourself, call or text 988 to reach the 988 Suicide & Crisis Lifeline. If you are outside the United States, Find A Helpline lists free, verified crisis lines in more than 175 countries, and your local emergency number is the right call if you are in immediate danger.

Getting checked is a normal first step, not a sign that you did something wrong.

Frequently asked questions

About the author

Ghazia Khalid is the writer behind Mental Wellness Works, an educational site about overthinking, stress, and everyday mental wellness. She writes about these topics because they affect many people’s daily lives, and she bases each article on published research and reputable mental health organizations. She is not a therapist or medical professional.

This article is for general education and is not a substitute for professional medical or mental health advice.

References

1. Solan, M. (2023). Slowing down racing thoughts. Harvard Health Publishing. Reviewed by Howard E. LeWine, MD.
2. Killingsworth, M. A., & Gilbert, D. T. (2010). A wandering mind is an unhappy mind. Science, 330(6006), 932. Summary: Harvard Gazette.
3. Schroder, H. S., Moran, T. P., & Moser, J. S. (2017). Expressive writing and worry. Psychophysiology. Summary: Michigan State University via World Economic Forum.
4. Fincham, G. W., Strauss, C., Montero-Marin, J., & Cavanagh, K. (2023). Effect of breathwork on stress and mental health: A meta-analysis of randomised-controlled trials. Scientific Reports, 13, 432. Full text.
5. Racing thoughts: 7 ways to stop or slow them. Medical News Today.
6. Racing thoughts: causes and when to call a doctor. Healthline.
7. How to slow down your racing thoughts. Wondermind.
8. ADHD and anxiety: differences and overlap. Simply Psychology.
9. How the 3-3-3 rule for anxiety can calm your mind. Newport Healthcare.
10. Brewer, J. (2021). Unwinding Anxiety. Avery.
11. Find A Helpline. ThroughLine.