An orange balloon with a string attached to it on a white background.
The logo for steady strides aba is blue and orange.

Understanding Autism Comorbidity: Common Co-Occurring Conditions

Common Co-Occurring Conditions with Autism


1. Attention-Deficit/Hyperactivity Disorder (ADHD)

What It Is: ADHD is a neurodevelopmental disorder characterized by inattention, impulsivity, and hyperactivity.


How It Relates to Autism: Many children and adults with autism also have ADHD. The overlapping symptoms, such as difficulty focusing and impulsivity, can make it challenging to differentiate between the two conditions. However, while ADHD involves hyperactivity, autism may present with repetitive behaviors and restricted interests.


Management Strategies:

  • Behavioral therapy to improve focus and impulse control
  • Structured routines to help with time management
  • Medication if recommended by a doctor


2. Anxiety Disorders

What It Is: Anxiety disorders involve excessive worry, fear, or nervousness that can interfere with daily life.


How It Relates to Autism: Many autistic individuals experience heightened anxiety due to sensory sensitivities, difficulty with social interactions, or changes in routine. Social anxiety, generalized anxiety disorder, and obsessive-compulsive disorder (OCD) are common in those with autism.


Management Strategies:

  • Cognitive-behavioral therapy (CBT) to develop coping mechanisms
  • Sensory-friendly environments to reduce stress triggers
  • Relaxation techniques such as deep breathing and mindfulness


3. Epilepsy and Seizure Disorders

What It Is: Epilepsy is a neurological disorder that causes recurrent seizures due to abnormal brain activity.


How It Relates to Autism: Research suggests that individuals with autism are more likely to develop epilepsy. The connection between autism and epilepsy is not fully understood, but it is believed that differences in brain development contribute to both conditions.


Management Strategies:

  • Anti-seizure medications prescribed by a neurologist
  • Regular medical monitoring to track seizure patterns
  • Avoiding known seizure triggers such as flashing lights or sleep deprivation


4. Gastrointestinal (GI) Issues

What It Is: GI disorders affect digestion and include conditions such as constipation, acid reflux, and irritable bowel syndrome (IBS).


How It Relates to Autism: Many autistic individuals experience GI problems, possibly due to differences in gut bacteria, food sensitivities, or communication difficulties that make it hard to express discomfort.


Management Strategies:

  • A balanced diet with fiber-rich foods to support digestion
  • Keeping a food diary to identify potential triggers
  • Consulting a gastroenterologist for tailored treatment


5. Sleep Disorders

What It Is: Sleep disorders involve difficulty falling asleep, staying asleep, or experiencing restful sleep.


How It Relates to Autism: Many autistic individuals struggle with sleep due to sensory sensitivities, anxiety, or irregular melatonin production.


Management Strategies:

  • Maintaining a consistent bedtime routine
  • Using weighted blankets or calming sensory tools
  • Consulting a sleep specialist for professional advice


6. Depression

What It Is: Depression is a mood disorder that causes persistent sadness, loss of interest in activities, and changes in appetite or sleep patterns.


How It Relates to Autism: Individuals with autism may struggle with depression due to social isolation, difficulty expressing emotions, or challenges in daily life.


Management Strategies:

  • Therapy to develop emotional regulation skills
  • Encouraging social engagement in comfortable settings
  • Medication if prescribed by a healthcare provider


7. Sensory Processing Disorder (SPD)

What It Is: SPD affects how the brain processes sensory information, leading to over- or under-sensitivity to stimuli such as sounds, textures, and lights.


How It Relates to Autism: Sensory challenges are common in autism, leading to difficulties with clothing, food textures, and noisy environments.


Management Strategies:

  • Sensory integration therapy with an occupational therapist
  • Using noise-canceling headphones or weighted vests
  • Creating predictable and calming environments


How to Manage Autism Comorbidity

Managing multiple conditions alongside autism requires a comprehensive, individualized approach. Here are key strategies:


  1. Seek a Multidisciplinary Team: Work with doctors, therapists, and educators who understand autism and its comorbid conditions.
  2. Create a Personalized Treatment Plan: Tailor interventions to address specific needs, whether through therapy, medication, or lifestyle adjustments.
  3. Monitor for Changes: Conditions may evolve over time, so regular check-ins with healthcare providers are crucial.
  4. Educate and Advocate: Understanding these conditions helps parents, caregivers, and individuals advocate for the right support and accommodations.


The Role of ABA Therapy in Managing Comorbid Conditions

Applied Behavior Analysis (ABA) therapy is widely used to support individuals with autism, helping them develop communication, social, and behavioral skills. When autism is accompanied by other conditions, ABA therapy can be adapted to:


  • Improve focus and attention for those with ADHD
  • Teach coping skills for managing anxiety and depression
  • Address sensory sensitivities through structured exposure therapy
  • Reinforce routines and self-care for better sleep and GI health


Conclusion

Understanding autism comorbidity is key to ensuring individuals with autism receive the right care and support. By addressing these co-occurring conditions, we can enhance their overall well-being and quality of life.


At Steady Strides, we provide tailored ABA therapy to support individuals with autism and co-occurring conditions. Our experienced therapists work closely with families to create personalized treatment plans that foster growth and independence.


Frequently Asked Questions

  • Can autism comorbidity be diagnosed separately from autism?

    Yes, comorbid conditions such as ADHD, anxiety, or epilepsy can be diagnosed separately. A specialist, such as a psychologist, neurologist, or gastroenterologist, may be involved in the diagnostic process.

  • Is it possible to treat autism comorbidities without medication?

    Yes, many comorbid conditions can be managed through behavioral therapy, structured routines, dietary changes, and sensory accommodations. However, in some cases, medication may be necessary for optimal management.

  • How can parents support their autistic child with comorbid conditions?

    Parents can help by recognizing symptoms, seeking professional guidance, maintaining consistent routines, and advocating for their child’s needs in medical and educational settings.


Sources:

  1. https://pmc.ncbi.nlm.nih.gov/articles/PMC2713155/
  2. https://autism.org/autism-and-anxiety/
  3. https://www.epilepsy.com/stories/epilepsy-and-autism-there-relationship
  4. https://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/in-depth/high-fiber-foods/art-20050948
  5. https://www.autism.org.uk/advice-and-guidance/topics/sensory-differences/sensory-differences

Autism spectrum disorder (ASD) is a complex neurological condition that affects communication, behavior, and social skills. However, autism rarely exists in isolation. Many individuals with autism also experience additional medical, psychological, or developmental conditions—this is known as autism comorbidity. Understanding these co-occurring conditions can help parents, caregivers, and professionals provide better care and support.


What Is Autism Comorbidity?

Comorbidity refers to the presence of one or more additional conditions alongside a primary diagnosis. In the case of autism, individuals may experience conditions such as ADHD, anxiety disorders, epilepsy, gastrointestinal issues, and more. Recognizing and addressing these conditions is essential for improving quality of life and promoting better outcomes.

Reading about ABA is one thing. Experiencing your child’s progress is another.

Talk with one of our Board Certified Behavior Analysts (BCBAs) to learn how therapy can help your child grow, communicate, and thrive — at home or in the community.

No commitment required.

Looking for Guidance?

We're Here for You!

Our dedicated professionals are committed to helping your child thrive. Connect with us to learn how our ABA therapy can make a difference.

Get In Touch With Our ABA Experts Today

Overhead shot of five people studying around a round table with books, laptops, and phones.
By Tova Leibowitz, BCBA, Clinical Director December 11, 2025
Discover practical tips for embracing college life with autism, including strategies for independence, social success, academic support, and self-advocacy.
Woman assisting a child walking in a therapy room, near a swing and exercise equipment.
By Tova Leibowitz, BCBA, Clinical Director December 11, 2025
Explore how ABA therapy improves impulse control through effective techniques that strengthen self-regulation, decision-making, and everyday behavior.
Woman interacting with a child, surrounded by play equipment, smiling in an indoor setting.
By Tova Leibowitz, BCBA, Clinical Director December 11, 2025
Learn how ABA therapy supports self-esteem in autistic individuals by building confidence, communication, independence, and positive everyday experiences.
Four children sitting on floor, looking at something on rug.  Classroom setting, brown wall, light background.
By Tova Leibowitz, BCBA, Clinical Director December 10, 2025
Autism and school refusal affect 43% of students. Steady Strides ABA offers plans. Claim your virtual call now.
Children in party hats dance in a kitchen.
By Tova Leibowitz, BCBA, Clinical Director December 10, 2025
Autistic kids' energy stems from sensory needs and stimming. Steady Strides ABA helps channel it. Schedule today.
Two children smiling and holding lollipops outdoors.
By Tova Leibowitz, BCBA, Clinical Director December 10, 2025
Learn how to teach an autistic child to share with visuals and modeling. Steady Strides ABA helps. Reserve now.
Child with mouth open, yelling, facing a person pointing a finger.
By Tova Leibowitz, BCBA, Clinical Director December 10, 2025
De-escalate autistic acting out in arguments with space and calm talk. Steady Strides ABA trains families. Dial now.
Teen with eyes closed, hands to temples, studying at desk, brown couch background.
By Tova Leibowitz, BCBA, Clinical Director December 10, 2025
Autistic inertia hinders task starts/stops. Steady Strides ABA strategies help daily life. Connect today.
Two children, hands covered in colorful paint, looking surprised. Indoor setting.
By Tova Leibowitz, BCBA, Clinical Director December 6, 2025
Spot sensory overload signs parents miss in autistic kids. Steady Strides ABA offers assessments. Get yours today.
Hands holding colorful letters spelling
By Tova Leibowitz, BCBA, Clinical Director December 6, 2025
Donald Triplett, longest living autistic person at 89, shows support matters. Steady Strides ABA helps. Request evaluation now.
Show More