How to Help a Child With ADHD and Anxiety: What the Research Says

ADHD and anxiety frequently occur
together in children — and the combination
presents specific challenges that
differ from either condition alone.
Research finds that approximately
fifty percent of children with ADHD
also have a significant anxiety disorder —
making this one of the most common
comorbid presentations in child mental health.

Understanding how ADHD and anxiety
interact, what the combination looks
like, and what the research shows
about helping effectively is essential
for parents navigating this challenging combination.

How ADHD and Anxiety Interact

Research on ADHD and anxiety finds
a complex, bidirectional relationship:

ADHD produces anxiety. Research
finds that the chronic experience
of ADHD — repeated academic struggles,
social difficulties, behavioral
consequences, and the effort of
managing daily life with impaired
self-regulation — produces significant
anxiety in many children with ADHD.
The child who has repeatedly failed
to meet expectations despite genuine
effort develops anxiety about future
performance — a rational response
to repeated negative experience.

Anxiety mimics and amplifies ADHD.
Research finds that anxiety produces
inattention — through worry and
rumination that occupies cognitive
resources — and that this anxiety-driven
inattention can be mistaken for
ADHD or can amplify existing ADHD symptoms.

They share neurobiological features.
Research on the neurobiology of
ADHD and anxiety finds shared features —
including dysregulation of the
norepinephrine system — that may
explain their frequent co-occurrence.

What the Combination Looks Like

Research on children with both
ADHD and anxiety identifies several
characteristic patterns:

Paralysis rather than impulsivity.
Research finds that anxiety modifies
the typical ADHD presentation —
the anxious child with ADHD may
show less of the impulsive, act-before-thinking
behavior that characterizes ADHD
alone, and more of the frozen,
overwhelmed, cannot-start behavior
that anxiety produces.

Perfectionism. Research on ADHD
and anxiety finds that the combination
frequently produces perfectionism —
the anxious ADHD child who cannot
start a task because it might
not be perfect, who erases and
restarts repeatedly, who is paralyzed
by fear of failure.

Avoidance. Research finds that
anxiety adds avoidance to the
ADHD picture — the child who
avoids tasks, situations, and
challenges not only because of
ADHD-related difficulty but because
of anxiety about failure, evaluation,
or embarrassment.

Emotional intensity. Research
finds that the combination of
ADHD emotional dysregulation and
anxiety produces particularly intense
emotional experiences — the child
is both easily dysregulated by
frustration and chronically worried
about negative outcomes.

Sleep difficulties. Research finds
that both ADHD and anxiety independently
disrupt sleep — and that their
combination produces particularly
significant sleep difficulty, with
an anxious, active mind that cannot
settle at bedtime.

Treatment Considerations

Research on treating comorbid ADHD
and anxiety identifies several important considerations:

Assessment must address both conditions.
Research on ADHD and anxiety assessment
finds that comprehensive assessment —
identifying both conditions and
understanding how they interact —
is essential for effective treatment planning.
Treating only one condition while
ignoring the other produces limited results.

Medication considerations are more complex.
Research on medication for comorbid
ADHD and anxiety finds that stimulant
medication — which is the most
effective ADHD treatment — can
worsen anxiety in some children.
This requires careful medication
management — sometimes treating
anxiety first, sometimes using
non-stimulant ADHD medications,
sometimes combining treatments.
Medication decisions require close
collaboration with a pediatrician
or child psychiatrist.

CBT addresses both conditions.
Research on cognitive behavioral
therapy for comorbid ADHD and
anxiety finds that CBT — particularly
approaches that address both the
executive function difficulties
of ADHD and the avoidance and
worry patterns of anxiety — produces
significant benefits for both conditions.

Parent management training remains essential.
Research on PMT for comorbid ADHD
and anxiety finds that parent management
training — adapted to address
the anxiety component — remains
one of the most effective interventions,
helping parents reduce accommodation
of anxiety while maintaining the
structure that ADHD requires.

What Parents Can Do

Distinguish ADHD behavior from
anxiety behavior. Research on parenting
children with comorbid ADHD and
anxiety finds that distinguishing
between the two is essential for
responding effectively:

ADHD behavior: impulsive, driven
by the immediate moment, not
thinking ahead.
Anxiety behavior: avoidant,
driven by fear of future negative outcomes, overthinking.

The child who cannot start
homework because they are distracted — ADHD.
The child who cannot start
homework because they are afraid
it will be wrong — anxiety.
The child who does both — ADHD and anxiety.

Reduce accommodation of anxiety
while maintaining ADHD support.
Research on family accommodation
and anxiety finds that accommodating
anxiety — removing anxiety-provoking
situations, providing excessive
reassurance — maintains anxiety
over time. At the same time,
research on ADHD finds that maintaining
appropriate environmental support
and structure remains essential.
The balance: reduce accommodation
of anxiety while maintaining
ADHD-appropriate support.

Validate without reassuring excessively.
Research on parental response
to anxiety in children with ADHD
supports validating the child’s
emotional experience — “I can
see you’re really worried about this” —
without providing excessive reassurance
that maintains the anxiety cycle.

Maintain structure and routine.
Research on ADHD and anxiety
finds that consistent, predictable
structure reduces both ADHD-related
behavioral difficulty and anxiety —
because predictability reduces
the uncertainty that anxiety feeds on
and compensates for the working
memory difficulties that ADHD produces.

Prioritize sleep and exercise.
Research finds that both sleep
and exercise significantly improve
both ADHD and anxiety symptoms —
making them among the most important
lifestyle interventions for this combination.

Try This This Week

Practice 1 — The ADHD vs Anxiety Identifier
What it is: A daily practice
of identifying whether your
child’s difficulty is driven
by ADHD or anxiety — building
the distinction that effective response requires.

How to do it: When your child
shows difficulty — avoidance,
emotional upset, task difficulty —
pause and ask:

“Is this ADHD — distraction,
impulsivity, working memory?”
“Is this anxiety — fear, avoidance, worry?”
“Is this both?”

Then respond to the actual driver:
ADHD → provide structure,
break into steps, reduce distraction.
Anxiety → validate, encourage
approach, reduce accommodation.
Both → address both simultaneously.

Why it works: Research on
parenting children with comorbid
ADHD and anxiety finds that
accurate identification of which
condition is driving a specific
difficulty is the foundation
of effective response — because
the most helpful response differs
depending on the driver.

Practice 2 — The Brave Step With Structure
What it is: A deliberate combination
of ADHD structure and anxiety
exposure — supporting approach
to anxiety-provoking situations
with ADHD-appropriate scaffolding.

How to do it: When your child
avoids an anxiety-provoking task:

Break it into very small steps — ADHD support.
Encourage approach to the
first small step — anxiety exposure.
Provide immediate positive feedback — ADHD support.
Celebrate the brave step — anxiety support.

“Let’s just do the first
two questions. That’s it.
You can do two questions.”

Why it works: Research on
treating comorbid ADHD and anxiety
finds that combining ADHD-appropriate
task modification with anxiety-appropriate
graduated exposure produces
better outcomes than addressing
either condition alone.

Practice 3 — The Calm and Structured Bedtime
What it is: A consistent,
calm bedtime routine that addresses
both the ADHD bedtime difficulties
and the anxiety that amplifies them.

How to do it: Establish a
consistent bedtime routine that includes:

Screen off 60 minutes before bed — ADHD and anxiety.
Consistent calming sequence — ADHD structure.
A brief worry time early
in the routine — anxiety management.
Simple breathing practice — anxiety and ADHD regulation.
Consistent, warm goodnight — attachment and security.

Hold it the same every night.

Why it works: Research on
sleep and comorbid ADHD and
anxiety finds that consistent,
structured bedtime routines —
that include specific anxiety
management components — significantly
improve sleep quality for children
with both conditions.

The Bottom Line

ADHD and anxiety together present
genuine challenges — but they
are well understood and highly
treatable with the right approach.
The key is accurate identification
of both conditions, understanding
how they interact, and applying
interventions that address both simultaneously.

The research is clear: comprehensive
assessment, evidence-based treatment
addressing both conditions, and
informed parenting that distinguishes
ADHD from anxiety — and responds
to each appropriately — produces
significantly better outcomes
than treating either condition
in isolation.

Professional support is important
for this combination — a pediatrician
or child psychiatrist for medication
considerations, and a psychologist
for CBT and parent guidance.

Sources

Tannock, R. (2000).
Attention deficit disorders with
anxiety disorders.
In T. E. Brown (Ed.),
Attention-Deficit Disorders and
Comorbidities in Children,
Adolescents, and Adults.
American Psychiatric Press.

Barkley, R. A. (2015).
Attention-Deficit Hyperactivity Disorder:
A Handbook for Diagnosis and Treatment.
Guilford Press.

Lebowitz, E. R. (2021).
Breaking Free of Child Anxiety and OCD.
Oxford University Press.

Kendall, P. C., & Hedtke, K. A.
(2006). Cognitive-Behavioral Therapy
for Anxious Children: Therapist Manual.
Workbook Publishing.