Sensory processing

Sensory Seeking Child: Signs of a Sensory Seeker and What Helps

The child who never stops moving, crashing and touching: what the seeking is for, and how to meet it deliberately.

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Reviewed by Dr. Eva Lassey, PT, DPT · Last updated October 10, 2026

A sensory seeker is a child who actively goes after intense sensory input: crashing, spinning, chewing, touching everything, squeezing into tight spaces, constant motion. Seeking shows up in typical development, more often in ADHD and autism, and less in older children.⁠1,2,3,4 What helps is giving that input on purpose, safely and before it is needed.

Sensory seeking means actively pursuing intense sensory experiences: crashing into furniture, chewing sleeves, spinning, wrestling, touching everything. It is described in autistic children, in children with other neurodevelopmental differences and in typically developing children, and it is not the same as hyperactivity, though people with ADHD score higher for it.⁠1,2 Why some children seek is less settled than most articles suggest. What helps is building movement, heavy work and pressure into the day, keeping the outlets safe, and calling in an occupational therapist when seeking disrupts daily life.

Key takeaways

  • Sensory seeking is actively pursuing intense input, described in autistic children, in other neurodevelopmental differences and in typically developing children.⁠1
  • In Dunn's model everyone shows some amount of seeking, avoiding, sensitivity and low registration, so one child can seek movement and avoid touch or sound.⁠5
  • People with ADHD score higher than others for sensory seeking, yet research comparing ADHD with sensory modulation difficulties found distinct profiles.⁠2,6
  • The usual explanation, that seekers under-register input, found no support in 787 typically developing adolescents and adults (r = .004).⁠1
  • Deep pressure and caregiver training are the sensory strategies with strong evidence in a 2025 review; alternative seating such as stability balls did not improve attention.⁠7
  • Fidget spinners made attention worse in 60 young children with ADHD, and the AAP says recess should not be withheld as a punishment.⁠8,9
  • Weighted blankets did not improve sleep in autistic children, added about 8 minutes a night in children with ADHD, and are unsafe for babies.⁠10,11,12
  • Frequent head banging, eating non-food items past 2, no sense of danger by 4 or any lost skills calls for a doctor, not only sensory strategies.⁠13,14,15
Sensory processing difficulties are described within occupational therapy practice frameworks rather than diagnostic manuals. Sensory processing disorder is not a standalone diagnosis in the DSM-5 or ICD-11, so this describes a pattern rather than a formal diagnostic category. Since 2022, ICD-11 has included sensory processing differences within the diagnostic criteria for autism.⁠16,17,18,19

What is a sensory seeker?

A sensory seeker is a child who goes looking for intense sensation: movement, pressure, touch, sound, things to chew. Researchers define sensory seeking as a behavior in which a person actively pursues intense sensory experiences, and they note it is described in autistic children, in children with other neurodevelopmental differences and in typically developing people.⁠1 On its own, seeking is not a diagnosis.

The seeking can involve any of the eight senses the STAR Institute lists, including the three that sensory integration theory has focused on since Ayres: touch, the vestibular sense of head movement, and proprioception from muscles and joints. The behavior is purposeful even when it looks chaotic: occupational therapists describe sensory strategies as a way to shift how alert or settled a child is, to better match the task in front of them.⁠7,20 That is the key to supporting it: meet the need deliberately rather than remove the outlet.

Take the seeking versus avoiding quiz if you are not sure which pattern you are seeing.

Is sensory seeking the same as sensory craving?

Mostly, yes. "Sensory seeking" is the label in Winnie Dunn's model, which measures it with the Sensory Profile questionnaires from birth to 90 alongside avoiding, sensitivity and low registration. The STAR Institute, founded by Lucy Jane Miller, calls children whose appetite for sensation seems "in perpetual overdrive" sensory cravers, and describes them as almost addicted to intense stimulation yet dysregulated when they get it, so more input does not always calm a seeker.⁠5,17

Is sensory seeking the same as sensation seeking?

No, though the names are close. Sensory seeking is the body's appetite for input such as movement and pressure, and it shows from early childhood. Sensation seeking is a personality trait that rose between 10 and 15 in a study of 935 people aged 10 to 30, and with still-maturing self-control it helps explain teenage risk-taking.⁠4,21 A teenager can have one, both or neither.

How common is sensory seeking?

There is no good count for seeking on its own. Sensory processing differences in general are estimated to affect 5% to 25% of U.S. children, and in one school district 5.3% to 13.7% of incoming kindergartners met a parent-report screening cutoff.⁠7,22

Seeking scores are higher in children with ADHD and in autistic children than in typically developing children, and lower in older children than in younger ones whatever the diagnosis.⁠2,3,4

What does a sensory seeking child look like?

Seeking shows in what a child goes toward. The STAR Institute's checklists include constant motion, touching everything and everyone, using too much force with other children and craving rough-housing and wrestling, and the DSM-5's autism criteria give excessive smelling or touching of objects and visual fascination with lights or movement as examples of unusual sensory interest.⁠23,24

Signs of sensory seeking, sense by sense
SenseWhat seeking can look likeA safer way to give it
Movement (vestibular)Spinning, swinging, rocking, hanging upside downSwinging, rolling and rocking games
Muscles and joints (proprioceptive)Crashing, jumping off furniture, rough-housing, pushing and pulling hardHeavy work: wall pushes, carrying, animal walks, tug of war
TouchTouching everything, seeking tight hugs and small spacesDeep pressure the child controls, a texture box, a cushion den
MouthChewing sleeves, collars, pencils and fingersA chew tool (never on a cord at night), crunchy food at meals
SoundMaking noise for the feedback, loud musicDrums, clapping games, music at an agreed volume
SightWatching spinning or flashing thingsVisual search games, light-up toys at chosen times

What does sensory seeking look like at each age?

The same drive, different behavior. Knowing what is ordinary for the age is what separates a seeker from a child who is being a child.

Toddlers, one to three. Every toddler climbs and mouths things: climbing on and off a couch is a CDC milestone by 18 months, jumping with both feet by 30 months, and mouthing objects is normal up to about age 2. Seeking differs in degree and persistence: crashing into the same wall again and again, chewing through sleeves daily, wanting to be squeezed rather than held, the extreme activity and constant motion on STAR's toddler checklist.⁠14,23,25,26

Preschool, three to five. This is when it gets noticed, because preschool asks for stillness. STAR's preschool list includes constant motion, getting into everyone else's space, touching everything, and trouble making friends from touching too much or using too much force. Chewing pencils and fingers also belongs here: nail biting and similar self-comforting habits commonly start between 3 and 6.⁠23,27

School age, six to twelve. Seeking goes underground or gets relabeled: rocking the chair, tapping, chewing pencils, humming. STAR's school-age list includes being easily distracted, often out of the seat and fidgety, and craving rough-housing and wrestling games, which is why the ADHD question comes up.⁠23 At home it is more visible: wrestling, crashing onto the couch, the tightest hugs.

Teens. Seeking can look like a preference for intense experience: contact sport, loud music, roller coasters, constant movement. In these years it sits alongside sensation seeking, the personality trait that rises between 10 and 15 and helps explain risk-taking in mid-adolescence.⁠21 Sensory processing in teens covers the version that includes masking.

Adults. Seeking is measured in adults too, with the adult versions of the same questionnaires, and STAR's adult checklist includes needing physical activity to stay focused through the day.⁠5,23 Sensory tools for adults covers what helps.

What is sensory seeking often mistaken for?

Hyperactivity, ADHD, misbehavior, aggression, or being "too rough." The distinguishing question: does the input itself seem to be the point, or is the movement incidental? A sensory seeker is after the sensation; a hyperactive child struggles to inhibit movement. Both can be true and frequently co-occur; see ADHD vs sensory processing disorder.

It also gets explained as under-responsivity, the pattern of needing more intensity and repetition before input registers. The two can sit in the same child, but in the one direct test, seeking and poor registration were unrelated.⁠1,28 → Sensory under-responsivity

Is it sensory seeking or ADHD?

Both, often. In a 2025 meta-analysis of 30 studies and 5,374 people, those with ADHD scored higher than controls for sensory seeking and the other three patterns, and the authors recommend asking about sensory processing whenever ADHD is assessed. Yet a study comparing children with ADHD, with sensory modulation difficulties and with both found distinct profiles: inattention was greater in ADHD, while the sensory group had more sensory issues, anxiety and somatic complaints and stronger physiological reactions to sensation.⁠2,6

Sensory seekingADHD, hyperactive presentation
What it isA sensory processing pattern: going toward intense inputA diagnosis built on inattention, hyperactivity and impulsivity
What the research showsHigher in ADHD and autism, lower in older children⁠2,4Inattention greater than in sensory modulation difficulties⁠6
Who assessesAn occupational therapist, often with caregiver and teacher questionnaires such as the Sensory Profile 2⁠7,29A pediatrician, psychologist or psychiatrist; there is no single test⁠30
What helpsSensory strategies matched to the child, with training for parents⁠7From age 6, medication with behavior therapy; under 6, parent training first⁠31

What to watch at home. Notice what happens after a stretch of movement or heavy work. Many children are more settled and on task afterward, as in a classroom trial of short activity breaks; some get more wound up, as STAR describes in sensory cravers.⁠17,32 Either answer is useful at an assessment. ADHD and sensory processing differences covers the overlap.

Can a child be both a sensory seeker and a sensory avoider?

Yes. Seeking and avoiding are usually presented as opposite kinds of child. In Dunn's model they are patterns, and every person has some amount of each rather than one or the other.⁠5 The same child frequently shows both, which is the single most confusing thing about this for families.

What does seeking look like?

Crashing, climbing, spinning, chewing, squeezing into tight spaces, touching everything, making noise for the feedback of it. The child is going toward the input.

What does avoiding look like?

Covering ears, refusing textures, resisting a hair wash, leaving a noisy room, distress at a label or a seam. The child is getting away from the input.

Both in one child is normal, not contradictory. A child can crash into furniture all afternoon and still refuse to have their hair brushed, because the two involve different senses, and sensory differences can affect one sense or several. In people with ADHD, all four of Dunn's patterns, seeking, avoiding, sensitivity and low registration, run higher than in controls.⁠2,17 What looks inconsistent from the outside often makes sense one sense at a time.

RelatedSensory over-responsivitySensory modulation

Why do children seek sensory input?

The usual explanation is that seekers seek because input under-registers: the system takes in less than it should, so the child goes looking for more. It is the version most often given to parents, and it comes from Dunn's model, which ties each pattern to a person's neurological thresholds and self-regulation strategies.⁠5

It was tested directly. A correlational study of 787 typically developing adolescents and adults examined whether sensory seeking related to poor sensory registration, as that model proposes. The relationship was nonsignificant: r = .004.⁠1

What does that study not settle?

One correlational study, in adolescents and adults rather than children, and in people without neurodevelopmental differences. It does not overturn the model, and it does not mean seeking has no explanation.⁠1

Other explanations are on the table. The same authors note that seeking has also been linked to poor praxis, the planning of new movements, and to poor sensory perception, and they suggest other models of seeking may be needed.⁠1 → Dyspraxia · Sensory discrimination

What it does mean for a parent. If someone explains your child's seeking as under-registration and presents that as established fact, it is fair to treat it as one account rather than the answer. It also changes nothing about what helps: the strategies below rest on seeking doing something for the child, and that is not in question.

Is sensory seeking a sign of autism?

Not on its own. The DSM-5 counts unusual interest in sensory aspects of the environment, such as excessive smelling or touching of objects and visual fascination with lights or movement, as one of four kinds of restricted, repetitive behavior; a diagnosis needs two of those four plus differences in all three areas of social communication. The ICD-11 also lists unusual interest in a sensory stimulus among autism's features.⁠18,24

Sensory differences are common in autism, and seeking is one of them: a meta-analysis of 14 studies found autistic groups differed most from typical groups in under-responsivity, then in over-responsivity and sensation seeking. But seeking is also higher in ADHD and present in typically developing children, so it points nowhere by itself.⁠1,2,3 If seeking comes with differences in communication, play or social connection, ask your pediatrician about a developmental evaluation. → Autism · Stimming

For autistic children, AOTA's advice to occupational therapists is not to try to reduce or eliminate repetitive behaviors without first understanding what the behavior means to the child.⁠33

What helps a sensory seeking child?

Give the input on purpose, before it is needed, in forms that are safe and do not need policing. The research is thin and mixed, but a 2025 systematic review of sensory-based interventions found strong evidence for two things, deep pressure and training caregivers to use sensory strategies, and moderate evidence that working across several senses beats targeting one.⁠7

What is heavy work for a sensory seeker?

Heavy work, scheduled. Pushing, pulling, carrying, climbing and squeezing: wall pushes, carrying the groceries, pushing a loaded laundry basket, animal walks, climbing frames, tug of war. Sensory-based therapies use this kind of proprioceptive input on the belief that it organizes the sensory system, though the AAP calls the research on them limited and inconclusive. Heavy work also counts toward the muscle-strengthening activity, such as climbing and push-ups, that the CDC recommends for school-age children at least three days a week.⁠16,34 Build it into the day rather than adding a session. Twenty-five sensory activities lists them by system.

Before, not after. Movement before homework, heavy work before dinner, the playground before the car ride. In a classroom trial, short activity breaks were followed by an 8% rise in on-task behavior, and a 20% rise in the least on-task students.⁠32 A seeker who has been sitting for an hour tends to get the input somehow; the only choice is whether it was planned.

Does deep pressure help a sensory seeker?

Deep pressure the child controls. Bear hugs on request, being rolled up in a blanket and unrolled, lying under sofa cushions while an adult presses gently, a firm hand on the shoulders. Deep pressure from massage and weighted items is the only sensory technique with strong evidence in the 2025 review, which links it to lower sympathetic arousal.⁠7 Always child-directed, never a restraint, head and face always clear.

A place to crash. A floor mattress, a pile of cushions, a beanbag, a crash pad in the corner: somewhere crashing is allowed, so that the sofa and the sibling are not the outlet.

Oral input. A chew tool for a child who chews clothing and objects, a resistance straw, crunchy food at meals. Keep chew necklaces off at night and when no one is watching: the FDA has reports of deaths and serious injuries, including strangulation and choking, from teething jewelry worn the same way.⁠35 The buying guide covers chew tools that last.

Movement built into stillness. A wobble cushion or a ball chair has not been shown to improve attention: in the 2025 review, three studies of alternative seating found no significant gain.⁠7 But a child who can shift position is a child who does not have to leave the chair. Treat it as tolerance, not treatment.

A name for it. A child who knows "my body needs heavy work" can ask for it instead of crashing into a sibling. Give them the words and the options: do you need wall pushes, or a squeeze?

Sport and activity. Swimming, gymnastics, martial arts, climbing, wrestling: anything with resistance and full-body effort. The CDC recommends 60 minutes or more of activity a day for children 6 to 17, including muscle- and bone-strengthening activities such as climbing, jumping and running.⁠34

What is a sensory diet for a sensory seeker?

A sensory diet is a planned schedule of sensory activities through the day, built around the child's profile and usually designed with an occupational therapist. In the 2025 review, one study that built sensory diets into the regular school day saw behavior improve in three of four children, and AOTA advises against sensory-based interventions for a child without documented assessment results.⁠7,33 → Sensory diets and the evidence

What does not help a sensory seeker?

Removing the outlet, punishing the seeking, or treating stillness as proof of listening. AAP guidance on self-comforting habits such as rocking and nail biting says punishment does not stop them and tends to make them worse, the AAP says recess should not be withheld as a punishment, and a review of seven studies found weighted vests appear ineffective.⁠9,27,36 A seeker made to sit still is spending all their capacity on sitting.

How do I handle sensory seeking at school?

The classroom asks a seeker to do the hardest thing, sit still for hours, and then treats the seeking as the problem. What works is giving the input inside the school day, in ways a teacher can live with.

  • A heavy-work job. Carrying books to the library, stacking chairs, wiping the board, delivering messages. Socially invisible and genuinely useful.
  • Movement breaks before seated work, not as a reward after it. Two minutes of wall pushes before the writing task; activity breaks raised on-task behavior in a controlled classroom trial.⁠32
  • Permission to move: a standing option, a wobble cushion, a chair band, framed as tolerance rather than treatment, since alternative seating has not been shown to improve attention.⁠7
  • A silent fidget if the teacher agrees and it does not become the distraction: putty or a stress ball rather than a spinner. In the one study to test spinners, in 60 children with ADHD averaging about five years old, attention was worse while the spinner was in use.⁠8
  • Oral input: a chewable pencil topper, a water bottle with a straw.
  • Recess protected. Taking recess from a seeker removes the thing that helps them manage the afternoon, and the AAP says recess should not be withheld as a punishment.⁠9

Put it in writing. An IEP or a 504 plan can include accommodations such as breaks or time to move around and changes to the environment, though the CDC notes there is limited information on which accommodations work best for children with ADHD.⁠37 The classroom toolkit is written for the teacher's side of the conversation, and our guide to IEPs and 504 plans explains which plan fits.

How do I handle sensory seeking at bedtime?

A seeker who has been still all evening may seek at bedtime: bouncing on the bed, wrestling, getting up. The fix is upstream.

  • Heavy work earlier in the evening, then a calm routine. Wrestling at seven so the child can be still at a quarter to eight. The CDC's advice for 4-year-olds is a calm, quiet bedtime routine with no screens for 1 to 2 hours before bed.⁠15
  • Deep pressure as the wind-down: a firm massage, being rolled in a blanket and unrolled, a tight tuck-in. In the 2025 review, massage with joint compressions before bed improved sleep in one study.⁠7
  • Rocking is allowed. A small number of school-age children rock themselves to sleep every night, sometimes hard enough to shake the bed, and the AAP describes it as a normal habit that eases the move from waking to sleep.⁠27
  • Weighted blankets: modest at best, never for babies. A weighted blanket did not improve sleep in 67 autistic children aged 5 to 16, though they liked it; it added about 8 minutes a night in 94 children with ADHD; and the AAP warns it can make it harder for a baby to breathe.⁠10,11,12 The autism and sleep page covers the safety rules.
  • A floor mattress rather than a bed to climb out of, for a seeker who gets up.
  • A dark, quiet room is not enough on its own. Pair it with pressure and a firm tuck rather than relying on silence alone.

When is sensory seeking a safety concern?

Most seeking is safe. A few patterns are not.

  • Self-injury for input: head banging, biting or hitting themselves. Occasional head banging is common and usually a form of self-comfort, but a child who bangs their head often, especially with any question of developmental delay or unusual social interaction, should see a doctor.⁠13 Self-injury that leaves marks needs an occupational therapist and a pediatrician promptly.
  • Pica: eating non-food items such as dirt, paper or paint chips. Mouthing things is normal up to about age 2; after that, pica can lead to lead poisoning or blocked intestines, and low iron or zinc may drive the cravings, so see the pediatrician.⁠14
  • Risk-taking without fear: climbing to dangerous heights, running into roads, no sense of danger. Avoiding danger, such as not jumping from tall heights at the playground, is a CDC milestone by age 4, and some children barely notice pain from bumps and falls.⁠15,28 It needs supervision now and assessment soon.
  • Seeking that hurts others: hugging too hard, crashing into peers. It is not aggression, but it needs a plan before it costs friendships; touching too much and using too much force are on STAR's checklists.⁠23
  • Loss of skills. A child who loses skills they once had needs their doctor, whatever else is going on; the CDC's advice is to act early and talk with your child's doctor.⁠15
  • Sudden new seeking in a child who did not seek before: check for illness, stress, a change at home or lost sleep first.

Do sensory seekers grow out of it?

Often partly. In a study of 239 children aged 3 to 14, older children scored lower for seeking than younger ones, whether they were autistic, had ADHD or were typically developing, though that compares ages rather than following the same children. Seeking is still measured in adults, and STAR's adult checklist includes needing physical activity to stay focused through the day.⁠4,5,23 For many, the need is met in new ways: sport, physical work and exercise are adult versions of heavy work.

When should a sensory seeker be assessed?

Consider an occupational therapy assessment if the pattern interferes with daily life (school, friendships, self-care or family routines) or if you're unsure what you're seeing. You don't need to be certain something is wrong to ask; that's what the assessment is for. If a child loses skills they previously had, contact their doctor promptly: regression warrants medical evaluation regardless of anything else.⁠15

What happens at an occupational therapy assessment for sensory seeking?

Expect questions about daily routines and questionnaires for you and often the teacher. The Sensory Profile 2, one widely used set, asks caregivers and teachers about a child's responses to sensory events through the day, covers birth to 14 years 11 months and takes 5 to 20 minutes. AOTA advises occupational therapists not to start sensory-based interventions without documented assessment results, and the AAP adds that other conditions should always be considered, since sensory difficulties appear in autism, ADHD, developmental coordination disorder and anxiety.⁠16,29,33 Our guide to how sensory processing is assessed walks through it. → Find an occupational therapist

Can I get a free evaluation for my child?

In the U.S., yes, for developmental concerns. Under age 3, contact your state's early intervention program; from 3, call any local public elementary school and ask for an evaluation. You do not need a doctor's referral to make that call.⁠38

RelatedADHD vs SPDstimmingsensory activitiesproprioceptionW-sitting

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Frequently Asked Questions

Is sensory seeking the same as ADHD?

No, though they look alike and often co-occur: people with ADHD score higher than others for sensory seeking, and research comparing the two found distinct profiles. A sensory seeker is pursuing specific input; a hyperactive child struggles to stay still.⁠2,6

Should I stop my child from crashing and climbing?

Not if it's how they regulate. Provide safe ways to get that input on purpose, such as heavy work, a crash pad and climbing, rather than removing the outlet; AAP guidance on self-comforting habits is that punishment does not stop them.⁠27

Why does my child seek more when stressed?

Clinicians describe sensory strategies as a way to change how alert or settled a child feels, so more seeking under stress or after long sitting fits that account, though research hasn't settled why children seek. Treat an increase as information.⁠1,7

Is chewing on clothes a sensory thing?

Often, yes: it's oral seeking, and chewing pencils or fingers is also a common self-comforting habit in childhood. A chew tool is usually a better answer than trying to stop it, as long as it is never worn on a cord at night or unsupervised.⁠27,35

Can a child be both a sensory seeker and a sensory avoider?

Yes. A child can crave some input while being overwhelmed by other input, seeking movement but covering their ears at loud noises; in Dunn's model everyone has some amount of each.⁠5 For the avoiding side, see our guide to sensory over-responsivity.

Do sensory preferences always mean a disorder?

No. Plenty of children and adults have strong sensory likes and dislikes without it being a disorder, and the AAP advises that sensory processing disorder generally should not be diagnosed because there is no universally accepted framework for it. It's worth looking into when the responses consistently disrupt daily life, learning or relationships.⁠16

What does a sensory seeker look like?

A child who crashes, climbs, spins, chews on clothing or objects, touches everything, seeks tight hugs and small spaces, and is in constant motion; STAR's checklists add craving rough-housing and using too much force with other children.⁠23

How do I calm a sensory-seeking child?

Give the input on purpose: heavy work, deep pressure the child controls, a place to crash, before the situation that needs stillness rather than after the meltdown. Deep pressure is the one sensory technique with strong evidence so far.⁠7

Do sensory seekers grow out of it?

Often partly. Older children score lower for seeking than younger ones in research comparing ages, but seeking is still measured in adults, and STAR's adult checklist includes needing physical activity to stay focused.⁠4,23

Is sensory seeking a sign of autism?

Not on its own. Unusual interest in sensory input is one of four kinds of restricted, repetitive behavior in the DSM-5 autism criteria, and a diagnosis needs two of them plus social communication differences. Seeking is also common in ADHD and in typically developing children.⁠1,2,24

Do fidget toys help a sensory seeker focus?

Not reliably. In the one study of fidget spinners, attention got worse while 60 young children with ADHD were using them, and alternative seating such as stability balls has not improved attention. Movement before seated work is the better bet.⁠7,8,32

Do weighted blankets help a sensory seeker sleep?

Modestly at most. A weighted blanket did not improve sleep in autistic children aged 5 to 16, and in children with ADHD it added about 8 minutes a night. Never use one for a baby.⁠10,11,12

What is heavy work?

Activities that push, pull, carry or lift against resistance, such as wall pushes, carrying groceries, animal walks and tug of war. Sensory-based therapies use this kind of input on the belief that it organizes the sensory system, though the AAP calls the evidence limited and inconclusive.⁠16

Who assesses sensory seeking?

An occupational therapist, usually with questionnaires such as the Sensory Profile 2 filled in by parents and teachers; the AAP advises a thorough evaluation for other conditions too. A pediatrician, psychologist or psychiatrist can assess ADHD.⁠16,29,30

Sources

  1. Gándara-Gafo B, Beaudry-Bellefeuille I, Schaaf RC. A correlation study exploring sensory-seeking behavior: an elusive concept. American Journal of Occupational Therapy. 2026;80(4):8004345010. PMID 42166273. Checked October 10, 2026.
    Show the passageHide the passage
    The abstract: “Sensory seeking (SS) is a behavior in which individuals actively pursue intense sensory experiences. It is commonly described in autistic children and those with other neurodevelopmental differences, as well as in typically developing individuals”; the objective was “To determine whether, as proposed in Dunn’s model, SS is related to poor sensory registration in typical adolescents and adults,” in “Typically developing, Spanish-speaking adolescents and adults (>11 yr, n = 787)”; “A nonsignificant relationship (r = .004) was found between SS and poor sensory registration”; “These data suggest that alternate views of the underlying mechanisms of SS may be needed”; and the plain-language summary: “Sensory seeking has been linked to sensory reactivity problems but also to other problems, such as poor praxis and poor sensory perception.”
  2. Jurek L, Duchier A, Gauld C, et al. Sensory processing in individuals with attention-deficit/hyperactivity disorder compared with control populations: a systematic review and meta-analysis. Journal of the American Academy of Child & Adolescent Psychiatry. 2025;64(10):1132–1147. PMID 40250555. Checked October 10, 2026.
    Show the passageHide the passage
    “30 studies (reported in 32 publications) encompassing 5,374 participants were included, with 23 studies focusing on children and 7 focusing on adults”; “Patients with ADHD presented with significantly more severe sensory atypicities than the control group in multiple domains: sensory sensitivity ..., sensory avoiding ..., low sensory registration ..., and sensory seeking (k = 15, SMD = 1.23 ...)”; “Heterogeneity was high in all analyses”; and sensory processing “should be systematically explored in the evaluation of children and adults referred for ADHD.”
  3. Ben-Sasson A, Hen L, Fluss R, Cermak SA, Engel-Yeger B, Gal E. A meta-analysis of sensory modulation symptoms in individuals with autism spectrum disorders. Journal of Autism and Developmental Disorders. 2009;39(1):1–11. PMID 18512135. Checked October 10, 2026.
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    “Results from 14 studies indicated a significant high difference between ASD and typical groups in the presence/frequency of sensory symptoms, with the greatest difference in under-responsivity, followed by over-responsivity and sensation seeking”; “Sensory differences were highest for studies of children ages 6-9 years.”
  4. Little LM, Dean E, Tomchek S, Dunn W. Sensory processing patterns in autism, attention deficit hyperactivity disorder, and typical development. Physical & Occupational Therapy in Pediatrics. 2018;38(3):243–254. PMID 29240517. Checked October 10, 2026.
    Show the passageHide the passage
    The study examined “sensory processing in children ages 3-14 years” with the Sensory Profile 2: “Participants included 239 children (ASD = 77; ADHD = 78; TD = 84) matched on age and gender”; “Children with ASD and ADHD did not differ in sensory processing patterns which were elevated as compared to a TD group”; and “Older children had lower scores for seeking, auditory, visual, movement, touch, and conduct than younger children, regardless of diagnosis.”
  5. Dunn W. The sensations of everyday life: empirical, theoretical, and pragmatic considerations. American Journal of Occupational Therapy. 2001;55(6):608–620. PMID 12959225. Checked October 10, 2026.
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    The abstract: using Sensory Profile questionnaires, “persons birth to 90 years of age demonstrate four sensory processing patterns: sensory seeking, sensory avoiding, sensory sensitivity, and low registration,” patterns “based on a persons neurological thresholds and self-regulation strategies”; persons with disabilities “respond differently than peers on these questionnaires, suggesting underlying poor sensory processing in certain disorders, including autism, attention deficit hyperactivity disorder”; and “each person has some level of responsiveness within each sensory processing preference (i.e., a certain amount of seeking, avoiding, etc., not one or the other).”
  6. Miller LJ, Nielsen DM, Schoen SA. Attention deficit hyperactivity disorder and sensory modulation disorder: a comparison of behavior and physiology. Research in Developmental Disabilities. 2012;33(3):804–818. PMID 22236629. Checked October 10, 2026.
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    “Children with attention deficit hyperactivity disorder (ADHD) are impulsive, inattentive and hyperactive, while children with sensory modulation disorder (SMD), one subtype of Sensory Processing Disorder, have difficulty responding adaptively to daily sensory experiences. ADHD and SMD are often difficult to distinguish”; “Inattention was greater in ADHD compared to SMD. Dual diagnoses had more sensory-related behaviors than ADHD and more attentional difficulties than SMD. SMD had more sensory issues, somatic complaints, anxiety/depression, and difficulty adapting than ADHD. SMD had greater physiological/electrodermal reactivity to sensory stimuli than ADHD and typical controls”; “Evidence suggests ADHD and SMD are distinct diagnoses.”
  7. Piller A, McHugh Conlin J, Glennon TJ, Andelin L, Auld-Wright K, Teng K, Tarver T. Systematic review of sensory-based interventions for children and youth (2015–2024). Frontiers in Pediatrics. 2025;13:1720179. PMID 41321460. Checked October 10, 2026.
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    Funded by the American Occupational Therapy Association. “Twenty-one studies were included. Strong strength of evidence supported use of deep pressure tactile input and caregiver training on the use of sensory strategies. Moderate strength of evidence supported that alternative seating did not improve attention. Additionally moderate strength of evidence supported targeting a variety of sensory systems is more effective than targeting only one system. There is a lack of evidence on the impact of sensory environmental modifications.” From the full text: “Sensory integration and processing (SI/SP) differences are estimated to affect 5%–25% of children in the United States”; “The aim of SBIs is to temporarily modify a child’s physiological arousal level, creating a better match between the person and task”; SBIs “tend to be practitioner or adult-led interventions, involving passive sensory input applied to the child,” while key features of Ayres Sensory Integration include “advanced therapist training and mentorship and adherence to fidelity principles, including active engagement of the child, individually tailored activities, and play opportunities presented at the just-right challenge”; four deep pressure studies “two of which examined weighted items and two of which examined massage,” and “Two studies found sleep behavior improvements, one with use of weighted blankets during sleep and one with massage and joint compressions prior to bedtime”; “Deep-pressure tactile stimulation has modulating effects on the nervous system via decreasing sympathetic arousal and increasing parasympathetic activity”; on seating, stability balls at school brought “no significant improvements in productivity or seatwork,” cube chairs or T-stools no “significant improvements in attention,” and stability balls at home “no statistically significant improvements on attention or behavior”; “A third Level II (38) SSD study using sensory diets as part of the regular school day showed three of four participants improving behavior”; a fidget spinner study showed “increased violations of attention”; in an earmuff study, “significant improvements in functional performance related to auditory stimuli for autistic children using earmuffs, whereas the use of noise-canceling headphones did not demonstrate significant results”; and the implications: “caregiver training or coaching should be considered as part of any sensory intervention,” “SBIs may be more effective when implemented as part of a larger intervention plan, rather than as a standalone intervention,” and interventions “should be matched to the unique sensory needs of an individual,” with “a clear assessment of sensory processing ... performed by a trained practitioner.”
  8. Graziano PA, Garcia AM, Landis TD. To fidget or not to fidget, that is the question: a systematic classroom evaluation of fidget spinners among young children with ADHD. Journal of Attention Disorders. 2020;24(1):163–171. PMID 29676193. Checked October 10, 2026.
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    “Using an A-B-A-B design, 60 children (Mage = 4.86 years, 83% Hispanic) diagnosed with ADHD participated in the study” during “an intensive evidence-based behavioral treatment”; “Children’s use of fidget spinners was associated with poorer attention across both phases of treatment”; “Fidget spinners negatively influence young children with ADHD’s attentional functioning, even in the context of an evidence-based classroom intervention.”
  9. Murray R, Ramstetter C; Council on School Health, American Academy of Pediatrics. The crucial role of recess in school. Pediatrics. 2013;131(1):183–188. PMID 23277311. Checked October 10, 2026.
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    “Recess serves as a necessary break from the rigors of concentrated, academic challenges in the classroom”; “The American Academy of Pediatrics believes that recess is a crucial and necessary component of a child’s development and, as such, it should not be withheld for punitive or academic reasons.”
  10. Gringras P, Green D, Wright B, et al. Weighted blankets and sleep in autistic children: a randomized controlled trial. Pediatrics. 2014;134(2):298–306. PMID 25022743. Checked October 10, 2026.
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    A placebo-controlled crossover trial in children “aged between 5 years and 16 years 10 months, with a confirmed ASD diagnosis and severe sleep problems”; “Seventy-three children were randomized and analysis conducted on 67 children who completed the study”; “The use of a weighted blanket did not help children with ASD sleep for a longer period of time, fall asleep significantly faster, or wake less often. However, the weighted blanket was favored by children and parents, and blankets were well tolerated over this period.”
  11. Lönn M, Svedberg P, Nygren J, Jarbin H, Aili K, Larsson I. The efficacy of weighted blankets for sleep in children with attention-deficit/hyperactivity disorder: a randomized controlled crossover trial. Journal of Sleep Research. 2024;33(2):e13990. PMID 37452697. Checked October 10, 2026.
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    “The study included 94 children with attention-deficit/hyperactivity disorder (mean age 9.0 [sd 2.2] years)”; “Weighted blankets had a significant effect on total sleep time (mean diff. 7.72 min ...), sleep efficiency (mean diff. 0.82% ...) and wake after sleep onset (mean diff. -2.79 min ...), but not on sleep-onset latency.”
  12. American Academy of Pediatrics, HealthyChildren.org. Baby Products to Avoid: Unsafe Registry Picks & Secondhand Gear. Last updated May 29, 2026. Under “What about weighted sleep blankets?”: “Weighted blankets can make it harder for your baby to breathe. Your baby can also get trapped underneath a heavy blanket and suffocate.” Checked October 10, 2026.
  13. Nemours KidsHealth. Is Head Banging Normal? Date reviewed July 2018. Checked October 10, 2026.
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    “in most cases, occasional head banging is a form of self-stimulation, self-comfort, or a way to release frustration”; “While head banging is common and usually nothing to worry about, in some kids it can be part of a developmental problem. A child who is head banging often, particularly if there’s a question of developmental delay or unusual social interactions, should be seen by a doctor.”
  14. Nemours KidsHealth. Pica. Date reviewed September 2023. Checked October 10, 2026.
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    “Pica is an eating disorder in which a person eats things not usually considered food”; health problems can include “lead poisoning, from eating dirt or paint chips with lead” and “intestinal obstruction”; it is more common with “developmental problems, such as autism or intellectual disabilities”; “Low levels of nutrients like iron or zinc might trigger specific cravings”; “It’s normal for kids up to 2 years old to put things in their mouth. So the behavior isn’t usually considered a disorder unless a child is older than 2”; and “If your child is at risk for pica, or you see signs that worry you, talk to your doctor.”
  15. Centers for Disease Control and Prevention. Milestones by 4 Years. Page dated May 15, 2026. Checked October 10, 2026.
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    Milestones include “Avoids danger, like not jumping from tall heights at the playground” and “Catches a large ball most of the time”; “If your child is not meeting one or more milestones, has lost skills he or she once had, or you have other concerns, act early. Talk with your child’s doctor”; the tips include “Create a calm, quiet bedtime routine. Avoid any screen time (TV, phone, tablet, etc.) for 1 to 2 hours before bed,” “Try to make time for active play each day ... playing music and dancing together, playing outside, or taking a walk together” and “Let your child help with simple chores, such as bringing in the mail, feeding a pet, or wiping down tables.”
  16. American Academy of Pediatrics, Section on Complementary and Integrative Medicine and Council on Children with Disabilities; Zimmer M, Desch L. Sensory integration therapies for children with developmental and behavioral disorders. Pediatrics. 2012;129(6):1186–1189. PMID 22641765. Checked October 10, 2026.
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    The abstract of the policy statement: “Sensory-based therapies involve activities that are believed to organize the sensory system by providing vestibular, proprioceptive, auditory, and tactile inputs”; “Because there is no universally accepted framework for diagnosis, sensory processing disorder generally should not be diagnosed. Other developmental and behavioral disorders must always be considered, and a thorough evaluation should be completed”; difficulty processing sensory information “may be seen in many developmental behavioral disorders, including autism spectrum disorders, attention-deficit/hyperactivity disorder, developmental coordination disorders, and childhood anxiety disorders”; “Occupational therapy with the use of sensory-based therapies may be acceptable as one of the components of a comprehensive treatment plan. However, parents should be informed that the amount of research regarding the effectiveness of sensory integration therapy is limited and inconclusive”; and clinicians may talk with families “about a trial period of sensory integration therapy.”
  17. STAR Institute for Sensory Processing. About SPD. Undated web page. Checked October 10, 2026.
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    The site’s menu names “Founder Dr. Lucy Jane Miller”; the page says “Sensory Processing Disorder can affect people in only one sense–for example, just touch or just sight or just movement–or in multiple senses”; “other children exhibit an appetite for sensation that is in perpetual overdrive, we call these children sensory cravers. They seem almost addicted to intense stimulation” and, the page goes on, become dysregulated when they get it; and “We also have a vision of a world where SPD is an accepted diagnosis, is included in diagnostic manuals such as the DSM and ICD, and where treatment is covered by insurance.”
  18. World Health Organization. ICD-11 for Mortality and Morbidity Statistics: 6A02 Autism spectrum disorder. Version 2025-01. Checked October 10, 2026.
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    Among the essential features: “Lifelong excessive and persistent hypersensitivity or hyposensitivity to sensory stimuli or unusual interest in a sensory stimulus, which may include actual or anticipated sounds, light, textures (especially clothing and food), odors and tastes, heat, cold, or pain.”
  19. World Health Organization. WHO’s new International Classification of Diseases (ICD-11) comes into effect. February 11, 2022. Checked October 10, 2026.
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    “The World Health Organization (WHO) Eleventh Revision of the International Classification of Diseases (ICD-11) has now come into effect”; “ICD-11 was adopted at the World Health Assembly in May 2019 and Member States committed to start using it for mortality and morbidity reporting in 2022.”
  20. STAR Institute for Sensory Processing. Your 8 Senses. Undated web page. Checked October 10, 2026.
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    The eight systems are visual, auditory, olfactory, gustatory, tactile, “Vestibular (sense of head movement in space)”, “Proprioceptive (sensations from muscles and joints of body)” and interoception; “The vestibular system contributes to balance and orientation in space,” with “the semicircular canal system, (related to detecting rotation) and the otoliths, (related to detecting linear acceleration/deceleration)”; and “The eighth, often neglected, but frequently problematic sensory system in SPD is the Interoceptive System,” which “detects responses that guide regulation, including hunger, heart rate, respiration and elimination.”
  21. Steinberg L, Albert D, Cauffman E, Banich M, Graham S, Woolard J. Age differences in sensation seeking and impulsivity as indexed by behavior and self-report: evidence for a dual systems model. Developmental Psychology. 2008;44(6):1764–1778. PMID 18999337. Checked October 10, 2026.
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    Read on Europe PMC: in “935 individuals between the ages of 10 and 30,” “age differences in sensation seeking, which are linked to pubertal maturation, follow a curvilinear pattern, with sensation seeking increasing between 10 and 15 and declining or remaining stable thereafter”; “Heightened vulnerability to risk taking in middle adolescence may be due to the combination of relatively higher inclinations to seek excitement and relatively immature capacities for self-control.”
  22. Ahn RR, Miller LJ, Milberger S, McIntosh DN. Prevalence of parents’ perceptions of sensory processing disorders among kindergarten children. American Journal of Occupational Therapy. 2004;58(3):287–293. PMID 15202626. Checked October 10, 2026.
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    Parents of incoming kindergartners in one suburban U.S. district completed the Short Sensory Profile; “Of the 703 children represented by the surveys, 96 children (13.7% of 703) met criteria for sensory processing disorders based upon parental perceptions,” and assuming all non-respondents did not, “5.3% (96 of 1796) of the kindergarten enrollment met screening criteria.”
  23. STAR Institute for Sensory Processing. Symptoms Checklist. Undated web page. Checked October 10, 2026.
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    The infant/toddler list includes “My infant/toddler is extremely active and is constantly moving body/limbs or runs endlessly”; the preschool list “My child is in constant motion,” “My child gets in everyone else’s space and/or touches everything around him” and “My child has difficulty making friends (touches too much or uses too much force or is passive/ withdrawn)”; the school-age list “My child is easily distracted in the classroom, often out of his/her seat, fidgety” and “My child craves rough housing, tackling/wrestling games”; the adolescent/adult list “I need physical activities to help me maintain my focus throughout the day”; and “While this checklist cannot diagnose Sensory Processing Disorder, it can be a helpful guide to see if additional testing should be done.”
  24. Centers for Disease Control and Prevention. Clinical Testing and Diagnosis for Autism Spectrum Disorder. Page dated May 8, 2025. Checked October 10, 2026.
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    “To meet diagnostic criteria for ASD according to DSM-5, a child must have persistent deficits in each of three areas of social communication and interaction ... plus at least two of four types of restricted, repetitive behaviors”; the fourth reads “Hyper- or hyporeactivity to sensory input or unusual interest in sensory aspects of the environment (e.g. apparent indifference to pain/temperature, adverse response to specific sounds or textures, excessive smelling or touching of objects, visual fascination with lights or movement).”
  25. Centers for Disease Control and Prevention. Milestones by 18 Months. Page dated May 15, 2026. Checked October 10, 2026.
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    Movement milestones include “Walks without holding on to anyone or anything” and “Climbs on and off a couch or chair without help”; the activity tips include “Play with your child by rolling balls back and forth, pushing toy cars, and putting blocks or other items in and out of containers.”
  26. Centers for Disease Control and Prevention. Milestones by 30 Months. Page dated May 15, 2026. Checked October 10, 2026.
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    Movement milestones include “Jumps off the ground with both feet”; a cognitive milestone is “Shows he knows at least one color”; the tips include “Let your child ‘draw’ with crayons on paper, shaving cream on a tray, or chalk on a sidewalk” and “Play ‘follow the leader’ with your child. Walk in a straight line, make turns, walk backwards, and walk on tiptoes.”
  27. American Academy of Pediatrics, HealthyChildren.org. Common Childhood Habits. Last updated December 15, 2025; adapted from Caring for Your School-Age Child: Ages 5 to 12. Checked October 10, 2026.
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    Habits’ “repetitive nature suggests that they serve a soothing or calming process for the brain,” and adults under stress keep self-comforting traits such as “sucking on pencil tips or their fingers”; “a small number of middle-years children exhibit the normal behavior of rocking themselves to sleep in bed ... The rhythmic motion seems necessary to soothe or calm the central nervous system in the transition from wakefulness to sleep”; “Fingernail biting, cuticle picking, hair twirling and nose picking are also very common ... developing between ages 3 and 6”; and “When you call attention to them with harsh words, ridicule, or punishment, the tension that the habit presumably relieves will increase, and the habit will get worse. Punishment is not an effective way to eradicate habits.”
  28. STAR Institute for Sensory Processing. Patterns or Subtypes of Differences in Sensory Integration & Processing. Undated web page. Checked October 10, 2026.
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    “Some may feel overwhelmed by sensory input, while others might actively seek out intense sensory experiences. Additionally, there are those who may not notice sensations that others find significant”; people with over-responsivity “often have a ‘fight or flight’ response to sensation, e.g. being touched unexpectedly or loud noise” and “may try to avoid or minimize sensations”; people who are under-responsive “require more intensity and repetition of sensation than others,” and “These children may not perceive objects that are too hot or cold or they may not notice pain in response to bumps, falls, cuts, or scrapes.”
  29. Pearson Assessments. Sensory Profile 2. Product page for the questionnaires by Winnie Dunn, published 2014. Checked October 10, 2026.
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    “The Sensory Profile™ 2 family of assessments provides standardized tools to help evaluate a child’s sensory processing patterns in the context of home, school, and community-based activities”; “Age range: Birth–14:11”; “Completion time: 5–20 minutes”; and “caregivers and teachers report on the child’s response to sensory events throughout the day.”
  30. Centers for Disease Control and Prevention. Diagnosing ADHD. Page dated July 30, 2026. Checked October 10, 2026.
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    “There is no single test to diagnose ADHD, and many other problems, such as sleep disorders, anxiety, depression, and certain types of learning disabilities, can also have symptoms similar to ADHD”; “The diagnosis can be made by a mental health professional, like a psychologist or psychiatrist, or by a primary care provider, like a pediatrician.”
  31. Centers for Disease Control and Prevention. Treatment of ADHD. Page dated July 30, 2026. Checked October 10, 2026.
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    “For children with ADHD younger than 6 years of age, the American Academy of Pediatrics (AAP) recommends parent training in behavior management as the first line of treatment, before medication is tried”; “For children 6 years of age and older, the recommendations include medication and behavior therapy together”; “Some children with ADHD learn well if they are moving or listening to background music”; and “Nutritious food, lots of physical activity, and sufficient sleep are important; they can help keep ADHD symptoms from getting worse.”
  32. Mahar MT, Murphy SK, Rowe DA, Golden J, Shields AT, Raedeke TD. Effects of a classroom-based program on physical activity and on-task behavior. Medicine & Science in Sports & Exercise. 2006;38(12):2086–2094. PMID 17146314. Checked October 10, 2026.
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    A controlled trial of classroom activity breaks (“Energizers”) with 243 students; on-task behavior was observed in third and fourth graders “before and after Energizers activities”; “The improvement in on-task behavior of 8% between the pre-Energizers and post-Energizers observations was statistically significant”; “the least on-task students improved on-task behavior by 20% after Energizers activities.”
  33. American Occupational Therapy Association. Practice Smart! Undated web page; the recommendations moved from Choosing Wisely, where AOTA published them from 2018 to 2021. Checked October 10, 2026.
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    Recommendation 2: “Don’t provide sensory-based interventions to individual children or youth without documented assessment results of difficulties processing or integrating sensory information.” Recommendation 6: “Don’t initiate occupational therapy interventions without completion of the client’s occupational profile and setting collaborative goals.” Recommendation 7: “Don’t provide interventions for autistic persons to reduce or eliminate ‘restricted and repetitive patterns of behavior, activities, or interests’ without evaluating and understanding the meaning of the behavior to the person, as well as personal and environmental factors.”
  34. Centers for Disease Control and Prevention. Child Activity: An Overview. Page dated December 4, 2025. Checked October 10, 2026.
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    “Children 3 to 5 need to be active throughout the day”; “Adult caregivers should encourage children to be active when they play, for example by jumping or riding a tricycle”; children and adolescents 6 to 17 need “60 minutes or more of moderate-to-vigorous intensity physical activity each day,” including “Muscle-strengthening: Includes activities like climbing or doing push-ups, at least 3 days a week” and “Bone-strengthening: Includes activities such as jumping or running, at least 3 days a week.”
  35. U.S. Food and Drug Administration. Safely Soothing Teething Pain in Infants and Children. Consumer Update, June 26, 2024. “The FDA also has received reports of death and serious injuries to infants and children, including strangulation and choking, caused by teething jewelry, such as amber teething necklaces.” Checked October 10, 2026.
  36. Stephenson J, Carter M. The use of weighted vests with children with autism spectrum disorders and other disabilities. Journal of Autism and Developmental Disorders. 2009;39(1):105–114. PMID 18592366. Checked October 10, 2026.
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    “Seven studies examining weighted vests are reviewed. While there is only a limited body of research and a number of methodological weaknesses, on balance, indications are that weighted vests are ineffective ... weighted vests cannot be recommended for clinical application at this point.”
  37. Centers for Disease Control and Prevention. ADHD in the Classroom. Page dated June 1, 2026. Checked October 10, 2026.
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    “IEPs and 504 Plans can offer accommodations for students to help them manage their ADHD, including ... Allowing breaks or time to move around” and “Changes to the environment to limit distraction”; “There is limited information about which types of accommodations are effective for children with ADHD”; and “Children with ADHD benefit when schools use positive rather than punitive disciplinary strategies.”
  38. Centers for Disease Control and Prevention. Concerned About Your Child’s Development? Page dated February 17, 2026. Checked October 10, 2026.
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    “call your state’s public early childhood system to request a free evaluation to find out if your child qualifies for intervention services ... You do not need to wait for a doctor’s referral or a medical diagnosis to make this call”; “If your child is younger than 3 years old, contact your local early intervention system”; “If your child is age 3 or older, call any local public elementary school (even if your child does not go to school there)” and ask for an evaluation.

Medical disclaimer. This page is for general educational purposes and does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your child.