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Reading Challenges in Children: How Primitive Reflexes May Affect Learning

Dyslexia, phonological processing, and retained primitive reflexes can affect reading, writing, attention, and learning.Early signs, effective interventions, and practical ways parents can support their child\\\'s development.
Author: Maria Lively Published Date: 3 August 2026
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Understanding Reading Challenges and Primitive Reflexes in Children: A Parent's Guide to Learning and Development

Watching your child struggle with reading, writing, or paying attention in school can be deeply concerning. Reading affects nearly every subject, from science worksheets to math word problems, making challenges in this area difficult to ignore. The reassuring news is that these struggles are common, they do not reflect a child's intelligence, and with the right support, many children make significant progress.

One factor many parents know about is dyslexia or other language-based learning differences. Another, far less recognized, is the role of primitive reflexes automatic movements that should naturally disappear during infancy but sometimes remain active and interfere with learning. Understanding both traditional reading difficulties and underlying neurological development provides a more complete picture of why some children struggle and what families can do to help.

Why Some Children Struggle to Read

Reading looks effortless for skilled readers, but it's not. The brain has to coordinate phonological processing, working memory, visual tracking, and language comprehension, all at once. Families who want to start helping children overcome reading challenges should know that reading isn't a single skill. It's a chain of connected abilities, and one weak link anywhere in that chain shows up as visible struggle in the classroom. Some kids can sound out words but lose the thread of meaning before they reach the end of a sentence; others can't break words into sounds at all, which makes both reading and spelling feel impossible. Knowing exactly where the chain is breaking shapes every decision that follows: what to practice at home, what to request at school. The goal isn't a label. It's a bridge.

The National Institute of Child Health and Human Development estimates that approximately 1 in 5 children shows signs of a reading-based learning difference. Recognizing the source of these difficulties early allows parents, teachers, and specialists to provide targeted support rather than assuming a child simply needs to "try harder."

Common Causes of Reading Difficulties

Dyslexia is the best-known reading disorder, affecting an estimated 15–20% of the population, according to the International Dyslexia Association. Contrary to common myths, dyslexia is not caused by vision problems or lack of intelligence. Instead, it reflects differences in how the brain processes the sounds within words.

However, dyslexia is only one possible explanation. Other common contributors include:

  • Phonological processing deficits that make decoding difficult
  • Working memory limitations that interfere with comprehension
  • Language comprehension weaknesses due to limited vocabulary or background knowledge
  • Auditory processing difficulties that affect phonics development
  • Attention and executive functioning challenges
  • Underlying motor and neurological development issues, including retained primitive reflexes

A comprehensive evaluation by school specialists, psychologists, reading specialists, occupational therapists, or developmental professionals can help identify which factors are contributing to a child's struggles.

Early identification matters. Research consistently shows that children who receive intervention early achieve better academic outcomes than those whose difficulties go unrecognized.

Primitive Reflexes: An Overlooked Piece of the Puzzle

Most parents stop thinking about reflexes after infancy, but primitive reflexes continue to influence development long after babies begin walking.

Primitive reflexes are automatic motor responses that originate in the brainstem. They appear in the womb or shortly after birth and are meant to give a newborn the survival tools it needs before voluntary control develops. The Moro reflex causes a startle response to sudden stimuli. The Tonic Labyrinthine Reflex (TLR) helps regulate muscle tone in relation to gravity. Each one serves a purpose early in life, then gets absorbed into the central nervous system as the brain matures and higher cortical functions take over. This process is called reflex absorption. Families and practitioners who look closely at this topic often turn to Soundsory's guide to primitive reflex integration for a detailed breakdown of the specific movements and patterns involved. What makes reflex absorption so relevant to development is that each primitive reflex, once absorbed, lays the groundwork for a more sophisticated motor and cognitive skill. The STNR must absorb before a child can comfortably hold a pencil and track a line of text at the same time. Miss that window, and academic struggles often follow.

When this process doesn't happen completely, retained primitive reflexes can interfere with:

  • Reading
  • Writing
  • Balance
  • Posture
  • Attention
  • Emotional regulation
  • Coordination

Rather than causing obvious symptoms, retained reflexes often create subtle obstacles that make classroom learning much harder than it should be.

How Primitive Reflexes Affect Learning

Motor development and cognitive development are closely connected.
Each primitive reflex supports later academic skills once it integrates properly. If integration is incomplete, children may experience learning challenges that resemble dyslexia, ADHD, or sensory processing difficulties.

Examples include:

  • Moro Reflex: May contribute to anxiety, hypersensitivity to sound and light, and an exaggerated fight-or-flight response.
  • Asymmetrical Tonic Neck Reflex (ATNR): Can interfere with crossing the body's midline, making reading across a page and handwriting more difficult.
  • Symmetrical Tonic Neck Reflex (STNR): May affect posture, pencil control, and sustained attention during desk work.
  • Spinal Galant Reflex: Can contribute to fidgeting, poor concentration, tactile sensitivity, and even bedwetting.
  • Tonic Labyrinthine Reflex (TLR): May affect balance, posture, visual perception, and spatial awareness.

Research has found higher rates of retained primitive reflexes among children with learning disabilities, although retained reflexes are not the sole cause of these conditions. Instead, they represent one possible contributing factor that deserves consideration during a comprehensive assessment.

Early Warning Signs Parents Should Watch For

Some signs of reading and developmental difficulties appear before formal reading instruction begins.

During Preschool

Parents may notice:

  • Difficulty learning nursery rhymes
  • Trouble recognizing letters
  • Difficulty identifying rhyming words
  • Delayed speech or language development

Kindergarten and First Grade

Warning signs often include:

  • Slow progress learning letter-sound relationships
  • Persistent letter reversals beyond first grade
  • Difficulty sounding out simple words
  • Reluctance to read aloud
  • Complaints of headaches or stomachaches during reading

Children with retained primitive reflexes may also show:

  • Poor balance
  • Frequent fidgeting
  • Difficulty sitting upright
  • Awkward pencil grip
  • Problems crossing the body's midline
  • Excessive sensitivity to touch, noise, or movement

Second Grade and Beyond

As academic demands increase, children may:

  • Read slowly without understanding
  • Forget what they just read
  • Spell the same word differently within one paragraph
  • Avoid reading whenever possible
  • Struggle with handwriting
  • Have difficulty maintaining attention
  • Become easily overwhelmed by busy classroom environments

These behaviors are often signs that something neurological or developmental requires attention rather than evidence of laziness or poor motivation.

Supporting Reading Development at Home

Research strongly supports structured literacy approaches, particularly those based on the Science of Reading. Systematic phonics instruction remains one of the most effective interventions for children experiencing reading difficulties.

Parents can strengthen school-based instruction through consistent home practice.
Helpful strategies include:

  • Reading together for 15–20 minutes each day
  • Using decodable books matched to the child's current phonics skills
  • Practicing word sorts to reinforce spelling patterns
  • Paired reading, where the parent models fluent reading before the child repeats
  • Following along with printed books while listening to audiobooks
  • Encouraging children to choose books that genuinely interest them

Progress should be measured by accuracy and confidence rather than speed. Reading fluency naturally develops as decoding becomes more automatic.

Supporting Reflex Integration

If retained primitive reflexes appear to be contributing to learning challenges, movement-based interventions may be recommended.

Unlike academic tutoring, reflex integration programs focus on helping the nervous system complete developmental movement patterns that may not have fully matured during infancy.

These programs often include:

  • Daily movement exercises
  • Balance and coordination activities
  • Rhythmic movement sequences
  • Occupational therapy
  • Developmental movement programs
  • Sometimes rhythmic auditory stimulation alongside physical exercises

Progress is typically gradual, occurring over weeks or months of consistent practice. Parents often report improvements in posture, coordination, attention, handwriting, and classroom participation as integration progresses.

Working With Teachers and Specialists

Parents should never feel they have to solve learning difficulties alone.
Begin by meeting with your child's teacher and sharing specific observations rather than general concerns. Examples such as "She reads a paragraph but can't explain what it says" provide much more useful information than simply saying your child struggles.

Depending on your child's needs, helpful professionals may include:

  • Reading specialists
  • Educational psychologists
  • Occupational therapists
  • Speech-language pathologists
  • Developmental pediatricians
  • Developmental movement specialists

If learning difficulties significantly affect school performance, ask whether your child qualifies for additional support through an Individualized Education Program (IEP) or a 504 Plan.

When motor, sensory, attention, and academic challenges occur together, requesting an evaluation for retained primitive reflexes may also provide valuable insight.

Looking at the Whole Child

Reading difficulties rarely exist in isolation. A child may simultaneously experience language processing weaknesses, attention challenges, sensory sensitivities, or retained primitive reflexes.

Rather than searching for a single explanation, it is often more helpful to view learning as the product of multiple interconnected systems. Strong intervention plans address both academic instruction and the underlying neurological, sensory, or motor skills that support successful learning.

The earlier these factors are identified, the more effectively children can build confidence, strengthen skills, and reach their full academic potential.

Conclusion

Understanding reading challenges means looking beyond the words on the page. Dyslexia, phonological processing difficulties, working memory limitations, and language comprehension all play important roles. At the same time, retained primitive reflexes can quietly interfere with reading, writing, attention, posture, and emotional regulation in ways that are often overlooked.
The encouraging news is that effective interventions exist. Evidence-based reading instruction, structured literacy programs, occupational therapy, developmental movement programs, and consistent support at home can help children make meaningful progress.
As a parent, your role is not to become an expert in every aspect of child development. It is to notice the signs, ask questions, seek appropriate evaluations, and advocate for the support your child needs. Whether the challenge lies in reading instruction, neurological development, or a combination of factors, early action offers children the greatest opportunity to thrive.
This article is intended for informational purposes only and should not be considered medical, educational, or psychological advice. Always consult qualified healthcare professionals, educational specialists, or developmental therapists regarding concerns about your child's individual needs.