What Is AuDHD (Autism and ADHD Together)

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AuDHD is an informal, community-created term for having both autism and ADHD. The two conditions commonly occur together, and research suggests a substantial proportion of autistic people also meet criteria for ADHD, and vice versa. Having both can create a unique mix of traits, sometimes pulling in opposite directions, such as needing routine while also craving novelty. Because the traits can mask each other, people with both are often diagnosed late, or diagnosed with only one. Understanding AuDHD helps people make sense of experiences that neither diagnosis explains alone.

What AuDHD Looks Like

• Wanting predictable routines, yet struggling to maintain them because of ADHD.
• Craving novelty and stimulation, while also finding change distressing, as described on the page about changes in plans.
• Intense special interests combined with ADHD hyperfocus and shifting enthusiasms.
• Sensory sensitivity alongside sensory seeking, such as needing background noise but being overwhelmed by loud environments.
• Social differences from autism combined with ADHD impulsivity, such as interrupting or oversharing.
• Executive function challenges that are intense and wide-ranging.
• High levels of exhaustion from masking and managing both sets of traits.

At work, someone with AuDHD may excel in areas of interest but struggle with admin and unpredictable demands. At home, the tension between needing order and struggling to create it can be frustrating.

Why It Happens

Autism and ADHD are both neurodevelopmental conditions with strong genetic components, and they share some genetic and brain-based features. This overlap may explain why they so often occur together. Until 2013, diagnostic guidelines did not allow both diagnoses at the same time, so many adults were only diagnosed with one. Traits can also mask each other: ADHD impulsivity might hide autistic social differences, while autistic need for routine might partly contain ADHD disorganization. Masking to fit in adds another layer, making both harder to spot.

Many people with AuDHD describe an inner tug-of-war. They may plan a quiet, structured day, then feel bored and restless within an hour, or crave a new project while dreading the disruption it brings. Recognizing these competing needs is often a relief, because it explains why strategies designed for only one condition have not quite worked.

Burnout deserves particular attention. Adults with both autism and ADHD often spend enormous energy compensating, organizing, and masking. When demands increase, such as a new job, parenthood, or a loss of routine, that effort can become unsustainable, leading to exhaustion, loss of skills, and shutdowns. Recognizing this risk early helps people protect recovery time and ask for accommodations before they reach a crisis point.

What It Is Not

• Not a formal diagnosis. AuDHD is a community term. Clinicians diagnose autism and ADHD separately, both of which can be present.
• Not simply severe ADHD or severe autism. It is the combination of two distinct profiles.
• Not a contradiction. Having traits that seem opposite is common and does not mean either diagnosis is wrong.
• Not explained by anxiety alone. Anxiety often coexists but does not account for lifelong neurodevelopmental patterns.

How It Is Assessed and Supported

Assessing both autism and ADHD requires a thorough evaluation that considers developmental history, social communication, sensory experiences, attention, executive function, and co-occurring conditions. Some clinics assess both together. Support is individualized and may include ADHD medication prescribed by a physician, neurodiversity-affirming therapy, sensory accommodations, strategies that balance structure with novelty, and support for burnout and self-understanding. Many people find the combined picture brings clarity and self-compassion, especially after years of feeling they did not fit in.

Getting Support at Pacific Maple Psych Centre

If you recognize yourself in both autism and ADHD, an assessment can help clarify the full picture. Neurodiversity-affirming therapy can then help you build a life that works with your particular mix of strengths and needs.