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Depersonalization & derealization

Feeling unreal, or like the world is behind glass, is frightening, but it is a known experience, you are not losing your mind, and it can ease.

⏱ 4 min read📑 11 sections📚 9 sources✅ Reviewed October 2026

By the numbers

How common feeling unreal is, from research and trusted sources.

Everyone

About 1%of people in the general population live with ongoing depersonalization-derealization, according to a 2022 review of 23 studies.
1–2%of people experience it as a long-lasting condition (Cleveland Clinic).
Age 16is about when it usually first starts, and men and women are affected about equally (study of 117 adults).

In care

5–20%of people seen in outpatient mental health care have it.
About 50%is the highest rate found among people with depression, in some studies.
15–30%of people with PTSD also have strong feelings of unreality about themselves or the world.
25–54%is the rate found in studies of people who lived through abuse by another person, the highest of any group.
Many people with these feelings never get a name for them. Numbers vary because studies measure it in different ways.

What are depersonalization and derealization?

Feeling cut off from yourself, the world, or both.

Depersonalization means feeling detached from your own mind, feelings or body, as if you are watching yourself from outside. Derealization means the world around you feels unreal, distant, foggy or changed. You can have one, or both together.

One key thing sets this apart: people know the feelings are not real. You know your hand is your hand. It just doesn’t feel like it. That awareness is often what makes it so upsetting.

Short moments of feeling unreal are common, for example when very tired, stressed or after a shock. It becomes a condition when the feelings last a long time or keep coming back, and cause distress.

This guide goes deeper on feeling unreal. For the bigger picture of all kinds of dissociation, see the Dissociation guide. For day-to-day skills, see Coping with dissociation.

What it can feel like

Many people struggle to put it into words. Tap any card.

Everyone describes it a little differently, and many people find it very hard to explain. If you have never been able to describe it well, you are not alone.

🤖 On autopilotGoing through the motions, like a robot or an actor playing you.
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Many people say they feel robot-like, as if their actions happen without them. Some see other people as robot-like too.

People describe

  • “I’m acting out my life, not living it.”
  • “My body moves, but it isn’t me doing it.”
  • “My voice sounds like a recording.”

You are still in control of what you do. It just doesn’t feel that way, which can be scary.

🧊 Numb insideKnowing you should feel something, but feeling flat or empty.
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Emotional numbness is one of the most common parts of depersonalization. You may know you love someone, but not feel the warmth of it.

Some people hide this and seem calm or unemotional to others. That can mean the distress underneath is missed.

Feeling numb does not mean you don’t care. It is often a sign the mind is protecting you from too much feeling at once.
🎥 Watching from outsideLike seeing yourself in a film, or from a little way behind your eyes.
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Some people feel they are watching themselves from outside their body, or that they are living in a dream.

This can happen for a few moments, or come and go over many years.

🪟 The world behind glassPeople and places seem far away, flat, foggy or fake.
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With derealization, the world can seem dull, hazy, lifeless or foggy, as if there is a sheet of glass between you and everything else.

It can feel like

  • Familiar places seem strange or new
  • Loved ones feel like strangers
  • Colours or sounds seem dimmer
  • The room looks like a stage set
🔁 Worry about the feelingFear that something is badly wrong, and checking the feeling again and again.
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Many people worry that something is seriously wrong with them, go over it in their head, and try hard to control the feelings. These reactions can raise anxiety and make the unreal feelings stronger.

This loop is so common that therapy for depersonalization often focuses on it. See “The worry loop” below.

Why it happens

A protective dimmer switch for overwhelming feelings.

Researchers see depersonalization as a way the mind protects itself. When feelings get too intense, it turns down the volume so a person can keep going.

Brain studies of people with PTSD back this up. In people who feel unreal, areas at the front of the brain seem to calm down the brain’s emotion centres, instead of the alarm getting louder. It is like a dimmer switch being turned down.

It has been linked with

  • Accidents or natural disasters
  • Being in life-threatening danger
  • Growing up with a parent who had a severe mental illness
  • Physical abuse
  • Seeing or living through domestic violence
  • The sudden death of a loved one

The exact cause is not known, and not everyone with these feelings has been through trauma. For some people it starts after a period of intense stress, a panic attack or using drugs.

Whatever started it, it is not your fault, and it is not a sign of weakness. Your mind was doing its best to protect you.

What sets it off, and what eases it

Patterns from research on more than 100 people. Tap any card.

A study of 117 adults with long-lasting depersonalization looked at what started it, what made it worse, and what made it lighter. Knowing these patterns can make episodes feel less random.

⚡ What often starts itSevere stress, low mood, panic, and cannabis or hallucinogens.
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The most common immediate triggers were severe stress, depression, panic, and using cannabis or hallucinogens. None of these predicted how severe it would become.

Alcohol and drugs can bring on symptoms or make them worse, so cutting down or stopping can help. Be honest with your care team about what you use.

📈 What can make it strongerStress, painful feelings, tense social moments and new places.
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Things that made it worse

  • Negative feelings, like fear, sadness or shame
  • Social situations that feel threatening
  • Stress
  • Unfamiliar places

Being very tired can also bring on short spells of feeling unreal.

If new places are hard, try visiting with someone you trust, or bring a familiar object, song or smell with you.
📉 What can make it lighterComforting company, strong sensations or feelings, and relaxing.
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Things that lessened it

  • Comforting time with other people
  • Intense feelings or strong physical sensations
  • Relaxation

This fits with grounding skills, which use safe, strong sensations and calm connection to bring you back. See Coping with dissociation and Grounding & calming skills.

The worry loop

How fear of the feeling can keep it going, and how to step out.

Feeling unreal is scary, so the mind starts watching for it. You check: “Do I still feel strange?” You worry: “What if this never goes away?” That watching and worrying raises anxiety, and anxiety can make the unreal feeling stronger.

How the loop can turn

  1. A moment of feeling unreal
  2. A scary thought: “Something is badly wrong with me”
  3. More anxiety, and more checking of the feeling
  4. The feeling seems stronger, which seems to prove the scary thought

Therapy designed for depersonalization works on this loop. It helps people notice thinking traps, cut down on going over and over the feeling, ease constant self-monitoring, and slowly return to things they have been avoiding.

Small ways to loosen the loop

  • Gently turn your attention outward, to a task, a person or a sound
  • Keep doing things you care about, even if they feel unreal at first
  • Notice the thought “I’m checking again”, then let it pass
  • Set aside a short “worry time” instead of worrying all day
The aim is not to force the feeling away. Fighting it often makes it louder. The aim is to let it be there while you live your day, until it fades into the background.

Links with anxiety, panic, low mood and PTSD

Feeling unreal often comes with other struggles. Tap any card.

Depersonalization often travels with other conditions. A care provider will usually check for depression, anxiety, OCD, PTSD and personality conditions too.

💓 Panic and anxietyFeeling unreal can happen during panic, and can linger after.
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Panic is one of the most common things that starts long-lasting depersonalization.

Studies of people with anxiety conditions find depersonalization-derealization in about 3% to 20% of them.

For more on the body side of panic, see the Panic attacks guide.

🌧️ Low moodDepression and feeling unreal often go together.
Read more

Depression is among the most common triggers, and some studies find depersonalization in about half of people with depression.

Numbness from depression and numbness from depersonalization can feel alike. Telling a professional about both helps them see the full picture.

⚠️ PTSDSome people with PTSD mostly feel unreal rather than on high alert.
Read more

Experts recognise a “dissociative” form of PTSD, marked mainly by depersonalization and derealization. About 15% to 30% of people with PTSD have it.

It is more common in people who went through repeated trauma early in life, and it can come with more suicidal thoughts and more trouble in daily life.

Early research suggests people with this form may do better when trauma therapy is combined with skills for handling emotions and relationships. See the Kinds of PTSD guide.

🧠 Other health conditionsSome physical conditions, like seizure conditions, are linked.
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Some physical health conditions, such as seizure disorders, are linked with these feelings. That is one reason a doctor checks for other causes first.

Feelings that happen only while using drugs or alcohol are not counted as the condition itself.

What it is not

Common fears, answered honestly. Tap any card.

🌀 It is not “going crazy”You know the feeling isn’t real. That is different from losing touch with reality.
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People with depersonalization know their perceptions are not real. That knowing is part of what makes it so distressing.

This is different from psychosis, where a person may believe things that are not true. If you are scared of going mad, that fear is a very common part of depersonalization.

🔎 It is not rareAbout 1 in 100 people live with it.
Read more

Reviews find it in around 1% of the general population, and it is more common in teens and young adults.

Many cases go unrecognised, partly because many professionals know little about it and talking therapy services do not always ask about it.

🎭 It is not made upIt is a recognised, well-described experience.
Read more

Depersonalization-derealization is classed by psychiatrists as one of the dissociative conditions, alongside dissociative amnesia and DID.

Because people often look calm on the outside, others may not realise how much they are struggling.

⏳ It is not always foreverIt can last years, but it can also ease, especially with help.
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Without treatment it can last for years, though sometimes it fades on its own. With treatment, many people notice improvement within a few months.

Research on the long-term outlook is still limited, so be wary of anyone online who says it is “permanent” or promises a quick cure.

Getting assessed and treated

Checks first, then talking therapy. Honest about the evidence.

A mental health provider will ask detailed questions about how often it happens and how it affects you. Some use short questionnaires. They will also make sure another condition, or drugs or alcohol, are not the main cause.

🧠 CBT for depersonalizationTalking therapy adapted to feeling unreal.
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Cognitive behavioural therapy (CBT) can be adapted for depersonalization. Talk therapy is described as the best treatment.

It may include

  • Grounding and handling emotions
  • Keeping a diary to spot triggers
  • Learning what depersonalization is and why it happens
  • Slowly facing things you have avoided
  • Working on worry, going over things, and constant self-checking
  • A plan for staying well

In a small 2025 trial in England, people who had this CBT showed bigger drops in symptoms than people who had usual care. The trial was too small to be sure, and a larger one is planned.

👁️ EMDR and trauma therapyWhen trauma started it, trauma therapy may help.
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Eye movement desensitisation and reprocessing (EMDR) is one of the therapies used for depersonalization.

If a trauma started the feelings, working on the trauma can be part of care, once you have skills to stay steady. See the Therapies for trauma guide.

🔬 What the research saysStudies are few and small, so finding what fits you may take time.
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A 2023 review found only 41 treatment studies with about 300 people in total, and judged the quality and amount of research to be low for such a common condition.

That does not mean nothing helps. It means you and your provider may need to try things and adjust. For anything medical, consult with your clinical provider.

It’s okay to ask a therapist: “Have you worked with depersonalization before?” See Finding mental health care for help finding and paying for care.

How to support someone

Believe them, stay close, and keep life going together.

Someone who feels unreal may seem fine on the outside. Inside, they may be scared and struggling to explain. You don’t have to fully understand it to help.

💬 Helpful things to sayCalm, believing words.
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Try

  • “That sounds really hard. I believe you.”
  • “You don’t have to explain it perfectly.”
  • “I’m here. Do you want company or space?”
  • “Want to go for a walk with me?”

Comforting time with other people is one of the things that tends to make depersonalization lighter.

🙅 Things to avoidDismissing, quizzing, or constant checking.
Read more

Try not to

  • Ask “Do you still feel unreal?” many times a day
  • Call it attention-seeking or “just stress”
  • Push them to “snap out of it”
  • Share scary stories from the internet

Constant checking can feed the worry loop. Gentle, ordinary connection usually helps more.

🧭 Practical helpHelp them keep doing normal things, and find care.
Read more

Ideas

  • Go with them to new or busy places
  • Help find a therapist who knows dissociation
  • Invite them to everyday activities, even if they feel “not there”
  • Support cutting down on alcohol and drugs

Family and friends can offer real support even without fully understanding the experience.

When and where to get help

Signs it’s time to reach out, and where to start.

It’s a good idea to talk to a professional if

  • Feeling unreal keeps coming back or won’t go away
  • It frightens you, or you worry about it a lot
  • It is getting in the way of school, work or relationships
  • It started after a trauma, or comes with flashbacks or nightmares
  • You feel hopeless, or have thoughts of hurting yourself

A doctor or clinical provider is a good first step. They can check for other causes and refer you to a mental health specialist. You could say: “I keep feeling like I’m not real, or the world isn’t real, and it scares me.”

If you’re in crisis, call or text 988 (U.S.), or text HOME to 741741. If a life is in danger, call 911. Outside the U.S., find free, confidential helplines at findahelpline.com.
This guide is for learning and awareness only. It is not a diagnosis and does not replace care from a professional.

📝 Worksheets for this guide

Fill these in privately in the app. Your answers stay on your phone.

Putting it into wordsFeeling unreal is hard to describe. Writing it down can help you explain it to a doctor, therapist or loved one.
What makes it worse or betterResearch shows some things tend to strengthen feeling unreal and others ease it. Find your own patterns.
Stepping out of the worry loopWorrying about feeling unreal can keep it going. Use this to notice the loop and try something different.
🔒 Fill in privately in the Mentally United Wellness App. Free, no ads, no accounts.

Sources

  1. NHS (UK National Health Service). Dissociative disorders
  2. Cleveland Clinic. Depersonalization-Derealization Disorder
  3. Cleveland Clinic. Grounding Techniques
  4. International Society for the Study of Trauma and Dissociation (ISSTD). Fact Sheet IV: What are the Dissociative Disorders?
  5. U.S. Department of Veterans Affairs, National Center for PTSD. Dissociative Subtype of PTSD
  6. Yang J, Millman LSM, David AS, Hunter ECM (peer-reviewed) (2022). The Prevalence of Depersonalization-Derealization Disorder: A Systematic Review (Journal of Trauma & Dissociation 24(1): 8–41)
  7. Simeon D, Knutelska M, Nelson D, Guralnik O (peer-reviewed) (2003). Feeling Unreal: A Depersonalization Disorder Update of 117 Cases (Journal of Clinical Psychiatry 64(9): 990–997)
  8. Hunter ECM and colleagues, University College London (peer-reviewed) (2025). Cognitive Behavior Therapy for Depersonalization-Derealization Disorder (CBT-f-DDD): a feasibility randomized trial (Pilot and Feasibility Studies)
  9. Journal of Trauma & Dissociation (peer-reviewed) (2023). The Treatment of Depersonalization-Derealization Disorder: A Systematic Review (Journal of Trauma & Dissociation)

This guide is for education and self-care. It is not a diagnosis or a substitute for professional care. Please talk to a counselor or clinical provider about your health. Reviewed October 2026.

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