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5 Newly Discovered Physical Signs Of Autism & ADHD

Why do so many people with ADHD and autism experience chronic pain, unexplained exhaustion and hypermobility? In this episode, ADHD and autism expert Nick Potter explores the surprising connections between neurodivergence and physical health, from fibromyalgia and easy bruising to interoception and why ADHD and autism have historically been overlooked in women. Chapters: 00:47 The Hypermobility Test: Are You Hypermobile Without Knowing? 07:38 Why So Many ADHD and Autistic Women Were Missed 11:39 The Surprising Link Between ADHD, Autism and Chronic Pain 15:37 What Fibromyalgia REALLY Feels Like 24:23 Advert 26:12 Why You're Always Exhausted (Even After Resting) 33:05 Why Do You Bruise So Easily? 36:07 Interoception: Why You Might Not Notice Your Body's Signals 51:04 ADHD and Autism: What If Your Brain Isn't the Problem? 01:02:30 A letter to my younger self Visit Nick’s website 👉 https://backboneclinic.com/our-team Visit Nick on instagram 👉 https://www.instagram.com/backboneclinic/ Discover Neuralis by HealthRestore — a dedicated ADHD Profile designed to help people explore their individual characteristics and strengths through a personalised assessment. Try it through ADHD Chatter here: https://kf7jhxklzbmwcf.kartra.com/analytics/traking_links/G8V6EFgBshdT?tracking_id1=XXX&tracking_id2=XXX&cpc=X.XX Learn more about Neuralis here: https://www.myadhdprofile.com Alex's book entitled 'Now It All Makes Sense' 👉 https://www.amazon.co.uk/Now-All-Makes-Sense-Diagnosis/dp/1399817817 Alex’s book about Rejection Sensitive Dysphoria 👉 https://linktr.ee/adhdchatter?utm_source=linktree_profile_share&ltsid=9ffd8709-06df-444c-9936-c136fbd14d6e Producer: Timon Woodward  Recorded by: Hamlin Studios Trailer editor: Ryan Faber DISCLAIMER: The content in the podcast and on this webpage is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your doctor or qualified healthcare provider. Never disregard professional medical advice or delay in seeking it because of something you have heard on the podcast or on my website.

Alex PartridgehostNick Potterguest
Oct 19, 20261h 4mWatch on YouTube ↗

At a glance

WHAT IT’S REALLY ABOUT

Five overlooked body signs linking ADHD/autism, pain, and nervous-system load

  1. The episode explores five under-discussed physical signs associated with ADHD/autism—hypermobility, chronic pain/fibromyalgia, chronic exhaustion/brain fog, interoception differences, and chronic muscle tension—through a “brain–body as one system” lens.
  2. Nick Potter links hypermobility to reduced proprioceptive precision and clumsiness, arguing that constant prediction errors can keep the nervous system in high arousal and worsen attention regulation.
  3. Chronic pain and fibromyalgia are framed as patterns of sensitization, protective beliefs, and sustained tension, with “fibro fog” explained as attention being consumed by body monitoring rather than an inability to think.
  4. Interoception is discussed as both noticing internal signals (hunger, thirst, fatigue) and labeling emotions, with alexithymia presented as a key overlap—especially relevant for autistic people who feel overwhelmed but can’t name why.
  5. The conversation emphasizes practical, non-stigmatizing strategies (graded movement/loading for hypermobility, breath regulation, selective sensory reduction, and careful messaging around diagnosis) while warning against simplistic correlation-as-causation narratives and sensationalized media portrayals.

IDEAS WORTH REMEMBERING

5 ideas

Hypermobility can be a body-based contributor to ADHD/autism-like overwhelm via impaired proprioception.

The guest explains hypermobility as a collagen/connective-tissue variant that can reduce joint-position feedback (proprioception), leading to clumsiness and frequent minor injuries—features that can overlap with or amplify ADHD/autistic traits like distractibility and “being in high arousal.” He frames this as a spectrum, from mild hypermobility to conditions like Ehlers-Danlos that can include systemic complications.

“Prediction error” is presented as a bridge concept linking attention issues, stress, and physical symptoms.

They argue the brain is constantly predicting what the body/world will do; when sensory input doesn’t match ("prediction error"), the system stays on alert. That ongoing arousal can look like hyperactivity, agitation, nail-biting/fidgeting, and difficulty sustaining attention—because attention keeps flipping between environmental scanning and focused task engagement.

Chronic pain/fibromyalgia is portrayed as an attention-and-belief-driven cycle rather than purely tissue damage.

Pain is described as an “affect” (like hunger/thirst) with a call-to-action to move, but chronic/persistent pain can emerge when fear-based beliefs (“I’m damaged,” “my disc is rotten”) discourage movement. Fibromyalgia is framed less as a single disease and more as a pattern of global sensitivity, tension, and attention being pulled into the body ("fibro fog" as attentional capture).

Exhaustion in ADHD/autism is framed as high neural workload, not laziness or lack of resilience.

Constant scanning, sensory load, and muscle tension are said to consume more metabolic “budget,” contributing to fatigue and brain fog even without heavy physical exertion. The conversation likens the neurodivergent brain to a “Ferrari” that performs quickly but burns fuel faster, making sleep and recovery especially important.

Bruising can be a connective-tissue clue—without implying rare catastrophic conditions.

Easy bruising is attributed to both increased bumping (from distractibility/clumsiness) and more fragile micro-blood vessels due to connective-tissue differences. They caution that severe vascular complications are uncommon for most hypermobile people, but online information can push people toward worst-case interpretations.

WORDS WORTH SAVING

5 quotes

The mistake that the great man Descartes made was that the brain and body are completely separate entities. It's completely the opposite way around. Your brain is living in a black box, and all it receives is huge amounts of information from the periphery. And how do you do that? You take it in through your, your body.

— Nick Potter

The brain was designed to move, not to think, and we've got that kind of the wrong way around.

— Nick Potter

Multitasking is a fallacy. It just means you're good at flipping between two tasks quite quickly.

— Nick Potter

Chronic pain patients or persistent pain patients are locked between pain's call to action, that's what it's telling you to do, but perception's fear of harm.

— Nick Potter

If you want to understand causation and correlation, he said, "just say to a patient, if you give somebody a gin and tonic, a whiskey and tonic, and a vodka and tonic, it doesn't mean tonic gets you pissed."

— Nick Potter

Beighton score and hypermobility spectrumCollagen/connective tissue and proprioceptionClumsiness, injury patterns, and ankle sprainsADHD/autism as processing variants vs “brain-only” conditionsPrediction error, attention switching, and arousalChronic pain and fibromyalgia mechanismsBrain fog as attentional capture (“fibro fog”) and protective beliefs about damage/imaging findings Autonomic dysregulation, POTS-like symptoms, breath holding/hyperventilation Interoception, alexithymia, and emotional labeling Compression garments, sensory load, and regulation strategies Stress, inflammation, and lockdown/long-COVID narratives Caution about correlation vs causation and sensationalized media

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