If you're searching this at 3pm the day after drinking, watching yourself from somewhere slightly outside your own head and wondering whether you've done permanent damage — the most useful thing to say first is the thing you're most afraid isn't true.
Key Takeaways
- Reality testing stays intact — knowing it feels unreal is what makes this not psychosis
- It sits on a continuum, from brief and normal through to persistent and debilitating
- Anxiety is heavily involved, which is why it often peaks the day after drinking
- Don’t stop drinking abruptly if you drink heavily — withdrawal can be dangerous
You Are Not Losing Your Mind
The fear that this is the beginning of psychosis is close to universal among people experiencing it, and it's worth addressing directly because the answer is built into what the experience is.
In depersonalization and derealization, reality testing stays intact. You know the world isn't actually fake. You know your hands are your hands. The distress comes precisely from that gap — things feel unreal while you remain fully aware that they aren't. In psychosis, the altered perception is experienced as real; that's the distinction, and it's a meaningful one.
So the thought "am I going crazy?" is one of the most characteristic features of this experience, and it isn't evidence for the thing it's worried about.
What Depersonalization Actually Is
Two related experiences, usually discussed together. Depersonalization is detachment from yourself — observing your own actions from outside, your body not feeling like yours, emotions muffled or missing. Derealization is detachment from surroundings — the world looking flat, foggy, staged, or somehow at a distance.
These sit on a continuum, described in the literature as ranging from a transient experience that's a normal reaction to a traumatic event, through to a highly debilitating condition [1]. Brief episodes under stress, exhaustion, or fear are common and not in themselves a disorder. What defines the clinical condition is persistence and the degree of distress and disruption it causes.
It's also notoriously difficult to describe, which is its own problem. People go months or years without mentioning it because they can't find the words, and the isolation compounds the fear.
Where Alcohol Comes In
Being straight about the strength of the evidence: alcohol intoxication and withdrawal both alter perception, and dissociative experiences are commonly reported during both, as well as in the anxious hours and days after heavy drinking. That co-occurrence is well recognised.
What isn't established is that alcohol causes a lasting depersonalization disorder in someone who wouldn't otherwise have developed one. That's a stronger claim, and the research doesn't currently support stating it as fact. Pages that assert alcohol causes depersonalization are going further than the evidence.
The clearer relationship runs through anxiety. Rebound anxiety after drinking is common and often severe, and anxiety is among the strongest drivers of dissociative symptoms. Add broken sleep and exhaustion — both independently associated with these experiences — and the day-after state is close to a recipe for it.
Which Causes Which
Worth pausing on, because the assumed direction is often backwards. People frequently drink because of dissociative symptoms rather than the other way around — alcohol reliably quiets the anxiety that feeds them, and for someone who feels permanently behind glass, a few drinks can be the only time they feel present.
These symptoms are also strongly associated with trauma [1], and so is heavy drinking. Where that's the shared root, treating either alone tends not to hold — which is the practical reason the distinction matters rather than a merely academic one.
The Loop
However it starts, the pattern that keeps it running is recognisable. Dissociation is frightening. Fear generates anxiety. Anxiety worsens dissociation. Alcohol reduces anxiety in the short term, so it gets used for that. Then rebound anxiety the next day is worse than the baseline, and the dissociation with it.
The particularly cruel part is that monitoring the symptom — checking whether you still feel unreal, testing whether things look normal yet — is itself a form of anxious attention that tends to sustain it. Which is a large part of why "just stop thinking about it" fails, and why the treatments that work address the anxiety rather than the dissociation directly.
What helps
The condition is recognised and treatable, and treatment usually targets the anxiety or trauma underneath rather than the dissociation itself. That's not a workaround — it's what tends to actually shift it.
One important caution: if you drink heavily or daily, don't stop abruptly. Alcohol withdrawal can cause seizures and can be fatal [3], and withdrawal anxiety can make dissociative symptoms sharply worse before they improve. Medically supervised detox exists for exactly this.
Where drinking and anxiety or trauma are tangled together, treating both at once is the approach that holds — and alcohol treatment addresses the drinking alongside it rather than in isolation.
Do not stop drinking abruptly without medical advice if you drink heavily or daily. Withdrawal can cause seizures and delirium tremens and can be fatal. If this brings up thoughts of suicide or self-harm, call or text 988, the Suicide & Crisis Lifeline — free, confidential, 24/7.
FAQs
- Is depersonalization a sign I am going crazy?
- No — and the reason is built into what the experience is. In depersonalization and derealization, reality testing stays intact: you know things feel unreal, which is precisely why it is so distressing. That awareness is what distinguishes it from psychosis, where the altered perception is experienced as real. Feeling like you might be losing your mind is one of the most common features of this, and it is not evidence that you are.
- What does depersonalization feel like?
- People describe watching themselves from outside, feeling like their body is not theirs, emotions being muffled or absent, or the world looking flat, foggy, or staged. It is notoriously hard to put into words, which adds to the isolation — many people go a long time without telling anyone because they cannot describe it.
- Can alcohol cause depersonalization?
- Alcohol intoxication and withdrawal both alter perception, and dissociative experiences are commonly reported in both, as well as during the anxiety that follows a heavy night. What is not established is that alcohol causes a lasting depersonalization disorder in someone who would not otherwise have had it. The honest position is that they frequently occur together, with anxiety heavily involved in both.
- Why is it worse the day after drinking?
- Rebound anxiety after drinking is common, and anxiety is one of the strongest drivers of dissociative symptoms. Poor sleep, dehydration, and low mood all contribute. So the day-after experience is often less about alcohol acting directly on perception and more about the anxious, exhausted state it leaves behind.
- Is depersonalization permanent?
- It sits on a continuum, from brief episodes that are a normal response to stress or trauma through to a persistent and debilitating condition. Many people experience it transiently and it resolves. Where it becomes chronic it is recognised, it is treatable, and treatment usually addresses the anxiety or trauma underneath rather than the dissociation alone.
- Should I stop drinking to make it go away?
- Reducing alcohol is likely to help, but do not stop abruptly if you have been drinking heavily or daily — alcohol withdrawal can cause seizures and can be fatal, and withdrawal anxiety can make dissociative symptoms considerably worse before better. This is a good reason to have medical support rather than to do it alone.
- Does insurance cover treatment for anxiety and alcohol use together?
- Most major plans cover medically necessary treatment for substance use and mental health conditions together. You can verify coverage for free in a few minutes.
Sources
- Murphy RJ. Innovations in Clinical Neuroscience (2023), NIH/PMC. Depersonalization/Derealization Disorder and Neural Correlates of Trauma-related Pathology: A Critical Review.
- Mula M, et al. Neuropsychiatric Disease and Treatment (2008), NIH/PMC. Validity and reliability of the Structured Clinical Interview for Depersonalization-Derealization Spectrum.
- National Institute on Alcohol Abuse and Alcoholism (NIAAA). Alcohol Withdrawal.
- National Institute of Mental Health (NIMH). Anxiety Disorders.
This article is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
Written by
Executive Director
Dominic Perry is a Licensed Clinical Social Worker (LCSW), Licensed Clinical Alcohol and Drug Counselor (LCADC), Master Addiction Counselor (MAC), and DOT Substance Abuse Professional (SAP) with approximately eight years of experience in behavioral health and substance use treatment. Dominic began his work with Virtue as a therapist at the Corbett residential facility before progressing into leadership, and now serves as Executive Director of Virtue Recovery Center – Outpatient in Las Vegas. He earned his Bachelor of Social Work from UNLV and his Master of Social Work from the University of Nevada Reno.
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