Understanding AuDHD: When Autism and ADHD Co-Exist
As Neurodiversity Celebration Week approaches (March 17-23, 2025),1 awareness of neurological differences is growing. However, stigma and discrimination remain significant hurdles for many neurodivergent individuals. A growing area of understanding is AuDHD – the co-occurrence of Autism and Attention-Deficit/Hyperactivity Disorder (ADHD).
A Shift in Understanding: From ‘Either/Or’ to ‘Both/And’
For years, autism and ADHD were considered mutually exclusive. Until around 2013, the prevailing belief was that an individual could only experience one, not both.2 Current research reveals a different reality: as many as 30% of autistic individuals also meet the criteria for ADHD, and vice versa.2
The Apparent Paradox: Two Distinct Neurotypes
At first glance, autism and ADHD appear to be opposing forces. ADHD is often characterized by a desire for spontaneity, a fast-paced mind, a need for stimulation, and a social drive. Conversely, autism frequently involves a preference for structure and routine, a need for solitary recovery time, a focus on order, and sensory sensitivities.2 This apparent contradiction raises the question: how can these seemingly opposing traits coexist within a single person?
Masking and Misdiagnosis: Why AuDHD Went Unrecognized
The co-occurrence of autism and ADHD often goes undetected because the traits of one can mask the traits of the other. For example, an individual who enjoys socializing and struggles with daily planning might not be considered autistic, nor would their consistent morning routine immediately suggest ADHD.2 This masking effect contributes to the increasing number of adult diagnoses as individuals begin to recognize the full spectrum of their neurodivergence.
The Internal Tug-of-War: Experiencing AuDHD
When both autism and ADHD are present, the experience of neurodiversity is profoundly different than experiencing either condition in isolation. Individuals with AuDHD often describe an internal conflict – a “tug-of-war” between opposing traits – making self-understanding particularly challenging.2 This can manifest as difficulty knowing how to take care of oneself and make plans, as the dominant trait can shift unpredictably.
Challenges and Misunderstandings
One of the biggest challenges for autistic and/or ADHD individuals is that their struggles are often invisible to others. These are invisible disabilities, and the consequences – meltdowns, overwhelm, burnout, chronic health conditions, and internalized shame – are often unseen.2 Without awareness, individuals may be mislabeled as “crazy,” “overdramatic,” or “rude” when they reach a breaking point. Even with disclosure, neurodivergent individuals may face discrimination due to their needs.
Strengths and Celebrations
Despite the challenges, there is much to celebrate about being autistic and/or ADHD. AuDHD individuals often have increased neural connections in their brains, fostering creativity and innovation.2 They often possess strong morals, a deep care for others and causes, and champion activism. Their monotropic thinking allows for deep immersion in topics of interest, making them experts in their fields. Their honesty fosters deep and meaningful conversations.
Creating a More Inclusive World
During Neurodiversity Celebration Week, consider learning more about neurodivergence and reflecting on how to create a more inclusive world for AuDHDers. Recognize that what is easy for one person may be incredibly challenging for another. Believe people when they share their experiences – if something is too loud, believe them; if someone is overwhelmed, give them space; and if someone behaves differently, avoid judgment.2 Neurodivergent people are often hesitant to ask for help, so believe them when they do.
Resources
- AsIam – Ireland’s Autism Charity
- Thriving Autistic – Autistic Resources & Support
- ADHD Ireland – Ireland’s ADHD Charity
- Mirin Mooney works at Wildheart Wellness – Neurodivergent-Afirming Psychotherapy & Coaching