Sources, worksheets and the full lesson text
Everything this lesson is built on, in one place: the research it cites, the worksheets that go with it, and the complete text if you’d rather read it in one uninterrupted piece.
Masking & Authenticity
Short on capacity today? The big idea
Masking is the hidden, body-level labour of appearing fine — three kinds of effort at once, with a measurable cost. The goal isn't to unmask everywhere; it's more authenticity where it's safe enough. You can stop here and still have the heart of it — the rest is here when you have more in the tank.
The full lesson, in plain text
Masking feels psychological, like acting. But the paper Dr. Karth walks through reframes it as something physical, measurable, and cumulative. Let's slow the mechanism down — understanding it is what finally answers the question so many neurodivergent people carry: why can't I just push through?
A. Masking is three things at once
Dr. Karth breaks masking into three research-defined parts. Hold onto them — your CAT-Q score is built from these same three, and the workbook uses them directly:
Diagram: The three faces of masking
Masking isn’t one act — it’s three, and they’re the three validated subscales of the CAT-Q (Hull et al., 2019), so your screener returns a score for each. Compensation is workarounds — scripting, rehearsing, copying body language. Masking is actively suppressing autistic traits — stilling your hands, forcing eye contact. Assimilation is hiding the effort so none of it shows — smiling through overwhelm, “passing” as fine. Most people who mask heavily do all three, all day, without noticing.
B. Why the body keeps the score
Researchers propose that chronic masking functions like toxic stress, and that autistic burnout is what allostatic overload looks like in autism — the point where the body's stress-management systems have run beyond capacity for so long that they start to break down. Important: this is a state, not a destination — when the chronic demand eases, these systems can begin to recover.
Diagram: Holding the ball under
From the outside, masking looks like nothing — just a calm, capable person. The reality is closer to holding a beach ball underwater: every suppressed stim and trait is buoyant, always trying to surface, and it takes continuous, invisible effort to keep it down. Hold it all day and you’re exhausted in a way no one can see; let go for a moment and it bursts up. That unseen muscular and cognitive effort is exactly what the body tallies — and what eventually comes due.
C. Why ordinary rest doesn't fix it
This is why autistic burnout isn't "a bad week" and doesn't lift after a weekend the way normal tiredness does:
Diagram: The leaking reservoir
Ordinary tiredness is a tank that a good night’s sleep refills. Autistic burnout is a tank with leaks — masking, sensory load, and unrelenting demand drain it faster than rest can top it up, so you wake still empty and can’t understand why. That’s the cost ledger of masking made physical: the bill comes due as a reserve that won’t hold. The fix isn’t more sleep on top of the same life — it’s sealing the leaks: less masking, less load, real recovery.
D. The part that's hardest to say out loud
The paper names autistic burnout as a distinct pathway that can lead toward depression and suicidality — said not to frighten you, but because being believed about this is itself part of reducing the load. And masking carries a quieter cost: it can slowly blur who you are underneath — and the rest of this module is about how to start finding that again.
Diagram: The masking iceberg
The hardest part of masking to say out loud: the better it works, the more it costs. What shows above the waterline is a small, smooth tip — composed, capable, “fine.” Underneath sits the whole mass: scripting every interaction, suppressing stims, decoding subtext, and the anxiety and exhaustion that come with it. And at the very bottom, the quietest cost of all — identity erosion: wear the mask long enough and you lose track of who you are underneath. Knowing that tip-and-mass shape is the first step to letting more of the real self surface.
Neuroscience Corner: ADHD LENS
Masking happens in ADHD too — and research is catching up. Studies show adults with ADHD engage in extensive social camouflaging to hide inattention, impulsivity, and emotional intensity, often at high psychological cost. There is a notable difference in how the mask is built, though: autistic masking tends to mean suppressing visible traits (stimming, direct communication style); ADHD masking more often means performing capability — looking organised, engaged, and calm while internally scrambling. Both erode authentic identity, and both produce exhaustion and burnout — but the ADHD version is frequently unrecognised precisely because the performance is so convincing.
Research note: van der Putten et al. (2024) — found adults with ADHD also camouflage their traits, more than non-autistic controls though less than autistic adults, with comparable identity and wellbeing costs.
The biology, slowed down. Most people actually want to understand the biology — it’s what makes masking feel real rather than like a personal failing. We're putting it in its own box so you can either read it carefully or skim and move on — both are fine.
In plain English first: sustained masking keeps the body in a low-grade stress state. Over time, that stress can affect energy, mood, immune activation, and recovery. The exact pathways are still being studied — what we describe below is a proposed model, not a closed case.
The model proposes three interconnected systems, and the key is that they're not separate — they feed each other:
Why mitochondria are the proposed hinge. They do more than make energy. They help make cortisol, help steer the immune system's inflammatory shifts, and power the neurotransmitter cycles behind mood and motivation. In some autistic people, mitochondrial function appears to be atypical before any stress — meaning less reserve to start with (Rossignol & Frye, 2012; Frye, 2020).
This is an emerging framework, not a settled formula. It helps explain one possible pathway by which chronic masking may affect the body. Mahony & O'Ryan (2022) present it as a proposed molecular model, and treating it as such is the honest read.
E. What helps
One of the most consistent themes across the research and her videos is that having even one place where you don’t have to perform may help lower the stress load:
Diagram: A dimmer, not a switch
“Just be yourself” fails because unmasking isn’t an on/off switch — it’s a dimmer. You lower the mask gradually, and only where it’s safe: with people and in places that have earned it. And the real lever isn’t willpower or forcing it — it’s safety. Build relationships and environments where your natural self is welcome, and the mask comes down on its own, in the places it can. Start with the one safest person or space, and widen from there.
1. Map where you mask most.
The workbook below helps you find your highest-cost settings — usually where you feel most watched. You can't reduce a load you can't see.
2. Build at least one unmasking-safe space.
One room, one person, one hour of the day where the suppression goes down. More on how supporters help in Module 23.
3. Treat recovery as biological, not just behavioral.
Real sensory downregulation, real rest — not just "self-care." Connects to Module 14 on capacity and energy.
4. Notice the identity cost, and treat it as real.
Part of unmasking is slowly meeting yourself again. The Burns & Botha (2025) finding is the clinical version of that lived experience: identity distress is doing real work in the masking-distress loop.
Related modules in our other free courses
Videos in this module
A molecular framework for masking (2:44 · Dr. Michelle Karth)
Autistic Masking & Loss of Identity (2:19 · Dr. Michelle Karth)
Masking is an "Illusion of Choice" (1:31 · Dr. Michelle Karth)
The deadly truth about autistic masking (2:10 · Dr. Michelle Karth)
The "Everyone Masks" Myth (1:27 · Dr. Michelle Karth)
How to tell the difference between "you" and "the mask" (2:01 · Dr. Michelle Karth)
Masking: what it is and how it affects us (2:35 · Ashley YLK · She Rocks the Spectrum)
Should you unmask? (2:52 · Ashley YLK · She Rocks the Spectrum)
The workbook, as text
Type straight into the fields — there are no wrong answers. Your answers save to this device automatically. When you're done, save or print a copy and bring it to a consult. One prompt asks you to map a mask honestly; that reflection can bring up strong feelings, so go at your own pace and consider doing it with a clinician or someone you trust.
1. Your CAT-Q results (optional)
Totally optional — if you took the screener, park your score here: your saved or printed workbook then keeps your numbers and what they mean in one place. The prompts below work either way. Take the CAT-Q above, then enter your numbers. The total shows your overall camouflaging load; the three areas below show which kind of masking is costing you the most. Each result drops a marker on the scale so you can see where you land.
2. Where do you recognize yourself? One real example of each.
3. The 3 settings where you feel most "watched."
4. Map a mask honestly — what it protects, what it costs.
A mask can be worth keeping in some rooms. The point is to see the price clearly.
5. One place you already feel a little safer to drop the mask — what makes it safe?
6. One small experiment this week.
Pick the lowest-stakes setting from Q3, set one mask down briefly, and note how your body felt.
Want to keep going?
Free printable worksheets that take this module off the screen and onto paper.
Masking & Unmasking
Recognizing the cost — and finding small places to be yourself.
Reflecting on the Need to Mask
A careful look at where, when, and around whom you mask — and what it would take to put even one mask down.
Reflecting on the Need to Mask
Unmasking Safely: Where, When, and With Whom
Make a graded plan for dropping the mask in low-risk settings first, instead of all-or-nothing.
Unmasking Safely: Where, When, and With Whom
Want to talk it through with someone who gets it?
You've taken the CAT-Q. Now talk it through with someone who knows what to look for.
A score and a workbook are a strong start — but they're most useful in a conversation. Reach out and walk through your results with one of our clinicians. Neuro-affirming coaching is available worldwide; assessment and therapy if you're in California. There's no deadline here and no wrong pace. Self-identification is valid on its own, and talking it through — with us, a therapist, a coach, or someone you trust — is one option among several, never a requirement. Saving this for yourself counts too.
Talk through my masking pattern →
A short questionnaire that goes with this module
About five minutes. You'll get a total score plus three subscale scores — Compensation, Masking, and Assimilation — the same three parts Dr. Karth walks through below. Jot the three numbers down; you'll use them in the workbook.
The CAT-Q (Hull et al., 2019) is a validated research measure of self-reported camouflaging. It reliably captures how much you mask — but masking isn't a diagnosis, and a high score doesn't confirm you're autistic. Treat it as a mirror for noticing patterns and a starting point for a clinician conversation.
Next in this course
Module 7 — Rejection Sensitive Dysphoria
The research behind this module
Every factual claim above traces to a source. Here they are, in full.
Mahony C, O'Ryan C (2022). A molecular framework for autistic experiences: mitochondrial allostatic load as a mediator between autism and psychopathology. Frontiers in Psychiatry, 13, 985713.
The paper behind her anchor video.
Hull L, Mandy W, Lai MC, Baron-Cohen S, Allison C, Smith P, Petrides KV (2019). Development and validation of the Camouflaging Autistic Traits Questionnaire (CAT-Q). J. Autism Dev. Disord., 49(3), 819-833.
The screener; defines the three subscales.
Raymaker DM, et al. (2020). Having all of your internal resources exhausted: defining autistic burnout. Autism in Adulthood, 2(2), 132-143.
The community definition of autistic burnout.
Cassidy S, Bradley L, Shaw R, Baron-Cohen S (2018). Risk markers for suicidality in autistic adults. Molecular Autism, 9, 42.
Camouflaging as an autism-specific suicidality risk marker.
Burns TM, Botha M (2025). Who Am I: The Balance Between Masking and Identity. Autism in Adulthood.
The "full mediation" study Dr. Karth references in her Loss of Identity video — identity distress fully mediates the relationship between masking and psychological distress in autistic adults (Durham University; autistic n=139, non-autistic n=133).
Rossignol DA, Frye RE (2012). Mitochondrial dysfunction in autism spectrum disorders: a systematic review and meta-analysis. Molecular Psychiatry, 17(3), 290-314.
Rossignol DA & Frye RE. Systematic review & meta-analysis; pooled prevalence of mitochondrial disease in ASD ~5% (vs ~0.01% general population). A subset of autistic individuals show mitochondrial differences — reduced cellular energy production, increased oxidative stress.
Frye RE (2020). Mitochondrial dysfunction in autism spectrum disorder: unique abnormalities and targeted treatments. Seminars in Pediatric Neurology, 35, 100829.
Frye RE. Narrative review of mitochondrial abnormalities specific to ASD and candidate targeted treatments. Review, not a controlled trial.
Osborne C, Barker J, Cole A, Russell R (2026). Autistic people's experience of camouflaging and autistic burnout in relation to one another: A systematic review. Research in Neurodiversity, 2, 100025.
Osborne C, Barker J, Cole A & Russell R. Qualitative systematic review linking masking to autistic burnout. Describes an experienced relationship, not a demonstrated cause.
van der Putten et al. (2024). Is camouflaging unique for autism? A comparison of camouflaging between adults with autism and ADHD. Autism Research, 17(4), 812-823.
van der Putten WJ et al. First study comparing camouflaging in adults with autism vs ADHD (n=105 per group, plus controls). ADHD adults camouflaged more than controls but less than autistic adults. (Corrected: prior record listed pages 742-752; actual is 17(4):812-823.)
Numbered (1, 2, 3…) = peer-reviewed studies, checked by independent experts before publication. Lettered (a, b, c…) = clinical models — established professional frameworks, not single studies.
How this guide was made. Written from peer-reviewed research, clinical frameworks used in practice, and lived neurodivergent experience. Each module is also reviewed for neuroaffirming language. Where the evidence is still emerging or contested, we say so. Some screeners are validated research instruments; others are in-house reflection tools we built to help you notice patterns.