Alexithymia in ADHD and Autism: Why You Don’t Always Know What You’re Feeling

Alexithymia in ADHD and Autism: Why You Don’t Always Know What You’re Feeling

Alexithymia in ADHD and Autism: Why You Don’t Always Know What You’re Feeling

You Don’t Always Know What You’re Feeling

Someone asks how you’re feeling.

You pause.

“I’m not sure.”

You know something doesn’t feel right.

Maybe you’re quiet.

Maybe you’re irritable.

Maybe you feel exhausted for no obvious reason.

Hours later, sometimes even days later, it suddenly becomes clear.

You weren’t just tired.

You were overwhelmed.

Or anxious.

Or hurt.

Or disappointed.

For many ADHD and autistic adults, this is a familiar experience.

It isn’t that you don’t have emotions.

It’s that recognising them in the moment can be surprisingly difficult.

There is a name for this experience.

It’s called alexithymia.

For many people, simply discovering this word can explain years of confusion.


What Is Alexithymia?

Alexithymia literally means “no words for emotions.”

It does not mean someone has no emotions or lacks empathy.

Instead, it describes difficulty:

  • recognising emotions
  • describing emotions
  • understanding emotional experiences
  • separating physical sensations from emotional ones

Many neurodivergent adults experience emotions very deeply.

The difficulty is often recognising what those emotions are while they’re happening.


It Isn’t That You Don’t Care

One of the biggest misconceptions about alexithymia in ADHD and autism is that it means someone is emotionally detached.

In reality, many people experience emotions intensely.

They simply struggle to identify them in the moment.

Someone might know they feel “off.”

But they don’t yet know whether they are:

  • anxious
  • frustrated
  • lonely
  • embarrassed
  • disappointed
  • overwhelmed

The understanding often arrives later.


Why Is Alexithymia Common in ADHD and Autism?

Many ADHD and autistic adults spend years focusing on managing the outside world.

Keeping up.

Masking.

Managing sensory input.

Meeting expectations.

Trying not to make mistakes.

Trying to fit in.

When so much energy goes into managing everything externally, noticing what’s happening internally becomes much harder.

For many people this is also connected to interoception — the brain’s ability to notice and interpret signals coming from inside the body.

When interoception is different, recognising hunger, thirst, fatigue, pain or emotions can become much more difficult.


When Emotions Arrive Later

Many neurodivergent adults describe appearing completely calm during a difficult situation.

Only later does the emotional response arrive.

Sometimes hours later.

Sometimes the following day.

That delay can leave people questioning themselves.

“Why am I upset now?”

“I thought I was fine.”

If you’ve experienced this, you may also relate to delayed emotional processing.

Internal link

➡️ ADHD Delayed Emotions


Alexithymia Can Affect Relationships

Alexithymia can make communication difficult.

Someone may ask:

“What’s wrong?”

The honest answer is often:

“I don’t know.”

Not because they’re avoiding the conversation.

Not because they don’t trust the other person.

They genuinely haven’t identified what they’re feeling yet.

Understanding alexithymia can reduce misunderstanding and help partners communicate with greater patience and compassion.


Alexithymia, RSD and Burnout

Difficulty recognising emotions can make other neurodivergent experiences even more challenging.

Someone experiencing Rejection Sensitive Dysphoria (RSD) may suddenly feel overwhelmed by shame without immediately understanding why.

Internal link

➡️ What Rejection Feels Like With RSD

Likewise, many people don’t realise they have become emotionally overwhelmed until they are already approaching burnout.

Internal link

➡️ Neurodivergent Burnout Is a Mental Health Crisis, Not Just Exhaustion


Alexithymia and Self-Doubt

When you struggle to understand your own emotions, it becomes easy to doubt yourself.

Many ADHD adults question whether they are overreacting, imagining things, or getting it wrong.

Learning to understand your emotional experiences can gradually help rebuild trust in yourself.

Internal link

➡️ Many ADHD Adults Struggle to Trust Themselves

Can Alexithymia Improve?

Alexithymia isn’t something that needs to be “fixed.”

However, understanding it often changes everything.

Many people gradually become better at recognising emotions through:

  • slowing down
  • checking in with their body
  • expanding emotional vocabulary
  • journalling
  • therapy
  • recognising emotional patterns

Progress usually begins with curiosity rather than self-criticism.


How Neurodivergent Therapy Can Help

Many ADHD and autistic adults spend years believing they’re “bad with emotions.”

Learning about alexithymia in ADHD and autism often helps people realise there is a reason emotional awareness feels difficult.

Neurodivergent-informed therapy can help you better understand your emotional experiences, improve communication, reduce self-blame, and develop strategies that work with your brain rather than against it.

Internal links

➡️ ADHD Therapy

➡️ Autism Therapy

➡️ Neurodivergent Therapy


Learn More About ADHD

You may also find these ADHD resources helpful.

➡️ Could I Have ADHD?

➡️ Diagnosed with ADHD: Now What?

These courses provide practical information about ADHD, emotional regulation, executive functioning and understanding yourself after diagnosis.


Related Articles

What Rejection Feels Like With RSD

https://www.robertrackley.ie/what-rejection-feels-like-with-rsd/

Many ADHD Adults Struggle to Trust Themselves

https://www.robertrackley.ie/many-adhd-adults-struggle-to-trust-themselves/

What Masking in ADHD and Autism Really Looks Like and Why It’s So Often Missed

https://www.robertrackley.ie/what-masking-in-adhd-and-autism-really-looks-like-and-why-its-so-often-missed/

Neurodivergent Burnout Is a Mental Health Crisis, Not Just Exhaustion

https://www.robertrackley.ie/neurodivergent-burnout-is-a-mental-health-crisis-not-just-exhaustion/

ADHD Delayed Emotions

https://www.robertrackley.ie/adhd-delayed-emotions/


Need Support?

If you’re an ADHD or autistic adult who struggles to identify your emotions, experiences overwhelm, or finds emotional regulation difficult, therapy can help.

I provide neurodiversity-affirming therapy for ADHD and autistic adults online worldwide and in person in Limerick, Ireland.

You can learn more about my ADHD Therapy and Autism Therapy services, or get in touch to arrange an appointment. www.robertrackley.ie


About the Author

Robert Rackley MSc MIACP is a neurodivergent psychotherapist specialising in ADHD, autism and neurodivergent mental health. Based in Limerick, Ireland, he provides therapy, consultancy, CPD training and public speaking, helping neurodivergent adults better understand themselves and build lives that work with their brains rather than against them.

Graphic explaining alexithymia in ADHD and autism with the text "You Don't Always Know What You're Feeling".
Many ADHD and autistic adults experience alexithymia, making it difficult to identify or describe their emotions in the moment.

If you have any questions or need assistance please do not hesitate to contact me.