Primitive Reflexes, Physical Development & Learning
A comprehensive reference library linking primitive reflex retention and neuromotor immaturity to learning, movement, attention, and behaviour. Sixty-eight studies organised across eleven areas, from the foundational work of the 1970s through to 2025, ordered most recent first within each group. Papers authored or co-authored by INPP are marked accordingly. Links to full text or abstracts are provided where available.
Learning, Reading & Educational Performance
Studies examining the relationship between retained primitive reflexes and reading, writing, academic achievement, and school readiness. Most recent first.
The efficacy of the sensorimotor training program on sensorimotor development, auditory and visual skills of schoolchildren aged 5β8 years.
Child & Youth Care Forum, 54: 323β352.
Effects of a 12-week exercise intervention on primitive reflex retention and social development in children with ASD and ADHD.
Children, 12(8): 987.
Effects of an exercise program based on rhythmic movements on coordination, motor control, and reading ability in dyslexic children: A case series.
Children, 11(2): 156.
Primitive reflex integration and reading achievement in the classroom.
Journal of Neurology and Experimental Neuroscience, 9(1): 18β26.
The correlation between residual primitive reflexes and clock reading difficulties in school-aged children: A pilot study.
International Journal of Environmental Research and Public Health, 20(3): 2322.
Relationship of retained primitive reflexes and handwriting difficulty in elementary-age children.
American Journal of Occupational Therapy, 76(Supplement 1).
The correlation between retained primitive reflexes and scholastic performance among early elementary students.
Journal of Occupational Therapy, Schools & Early Intervention, 15(3): 288β301.
Motor problems in children with severe emotional and behavioural difficulties.
British Journal of Educational Psychology.
Retained primitive reflexes: Perceptions of parents who have used Rhythmic Movement Training with their children.
Journal of Child Health Care, 22(3): 406β418.
Does neuromotor immaturity represent a risk for acquiring basic academic skills in school-age children?
Vojnoisanitetski Pregled, 75(1): 42β49.
Measuring primitive reflexes in children with learning disorders.
European Journal of Multidisciplinary Studies, 2(5): 285β298.
School functioning of students with neuromotor immaturity.
International Journal of Pedagogy Innovation and New Technologies, 7(2): 40β46.
Integration exercise programme for children with learning difficulties who have preserved vestigial primitive reflexes.
Acta Neuropsychologica, 15(1): 41β56.
Retained primary reflexes in preprimary-aged Indigenous children: The effect on movement ability and school readiness.
Australasian Journal of Early Childhood, 37(2): 132β140.
Neuromotor maturity as an indicator of developmental readiness for education.
In: Kulesza EM (Ed). Movement, Vision, Hearing: The Basis of Learning. Wydawnictwo Akademii Pedagogiki Specjalnej, Warsaw.
Improving fine motor skills in young children: An intervention study.
Educational Psychology in Practice, 26(3): 269β279.
Primary reflex persistence in children with reading difficulties (dyslexia): A cross-sectional study.
Neuropsychologia, 45(4): 748β754.
Releasing educational potential through movement: A summary of individual studies using the INPP Test Battery and Developmental Exercise Programme.
Child Care in Practice, 11(4): 415β432.
The effects of the Primary Movement Programme on the academic performance of children attending ordinary primary school.
Journal of Research in Special Educational Needs, 5(3): 101β111.
Can replicating primary reflex movements improve reading ability?
Optometry & Vision Development, 36(2): 89β91.
Prevalence of persistent primary reflexes and motor problems in children with reading difficulties.
Dyslexia, 10(4): 316β338.
Neurological dysfunction as a significant factor in children diagnosed with dyslexia.
Proceedings of the 5th International British Dyslexia Association Conference, University of York.
Effects of replicating primary-reflex movements on specific reading difficulties in children: A randomised, double-blind, controlled trial.
The Lancet, 355(9203): 537β541.
Primitive Reflexes & ADHD / Attention Difficulties
Research on the relationship between retained primitive reflexes and attention deficit and hyperactivity disorder, including controlled studies, systematic reviews, and meta-analyses. Most recent first.
Attention deficit hyperactivity disorder is associated with (a)symmetric tonic neck primitive reflexes: A systematic review and meta-analysis.
Frontiers in Pediatrics, 11: 1163647.
Primitive reflex retention in children with attention deficit hyperactivity disorder: A systematic review.
Developmental Medicine & Child Neurology. Advance online publication.
Primitive reflex retention and attention among preschool children.
Journal of Occupational Therapy, Schools & Early Intervention, 15(1): 1β13.
Disinhibition of primitive reflexes in attention deficit and hyperactivity disorder: Insight into specific mechanisms in girls and boys.
Frontiers in Psychiatry, 12: Article 757476.
Persistent childhood primitive reflex reduction effects on cognitive, sensorimotor, and academic performance in ADHD.
Frontiers in Public Health, 8: 431.
Balance deficits and ADHD symptoms in medication-naive school-aged boys.
Neuropsychiatric Disease and Treatment, 10: 85β88.
Persisting primitive reflexes in medication-naive girls with attention-deficit and hyperactivity disorder.
Neuropsychiatric Disease and Treatment, 9: 1457β1461.
Asymmetric tonic neck reflex and symptoms of attention deficit and hyperactivity disorder in children.
International Journal of Neuroscience, 123(11): 766β769.
Retained primitive reflexes and ADHD in children.
Activitas Nervosa Superior, 54(3-4): 135β138.
Primitive reflexes and attention-deficit/hyperactivity disorder: Developmental origins of classroom dysfunction.
International Journal of Special Education, 19(1): 23β37.
Primitive Reflexes in Autism Spectrum Disorder & Neurodevelopmental Conditions
Research on primitive reflex retention in autism spectrum disorder, including intervention studies, neurological connectivity findings, and early identification. Most recent first.
Associations between retained primitive reflexes and cognitive performance in autism spectrum disorder.
Brain and Behavior. Advance online publication.
The relationship between retained primitive reflexes and hemispheric connectivity in autism spectrum disorders.
Brain Sciences, 13(8): 1147.
The pull-to-sit task: Examining infant postural development in autism spectrum disorder.
The Journal of Pediatrics, 253: 225β231.
Retained primitive reflexes and potential for intervention in autistic spectrum disorders.
Frontiers in Neurology, 13: 922322.
Persistent primary reflexes affect motor acts: Potential implications for autism spectrum disorder.
Research in Developmental Disabilities, 83: 287β295.
Cognitive-motor interactions of the basal ganglia in development.
Frontiers in Systems Neuroscience, 8: Article 16.
Motor Development, Coordination & Physical Functioning
Studies on the relationship between primitive reflex persistence and motor development, gait, balance, coordination, and sensory processing in children. Most recent first.
Persistence and activity levels of primitive reflexes in young high-level football players.
Frontiers in Sports and Active Living, 5: Article 1403571.
Primitive reflex factors influence walking gait in young children: An observational study.
International Journal of Environmental Research and Public Health, 19(7): 4070.
Primitive reflex activity in relation to motor skills in healthy preschool children.
Brain Sciences, 11(8): 967.
Primitive reflex activity in relation to motor skills in healthy preschool children.
International Journal of Environmental Research and Public Health, 18(15): Article 8210.
Pelvic symmetry is influenced by asymmetrical tonic neck reflex during young children's gait.
International Journal of Environmental Research and Public Health, 17(13): 4759.
Primitive reflex activity in relation to the sensory profile in healthy preschool children.
International Journal of Environmental Research and Public Health, 17(21): 8210.
Retained primitive reflexes and motor problems in school-age children with specific learning difficulties.
Journal of Learning Disabilities.
Statistical relationships between visual skill deficits and retained primitive reflexes in children.
Optometry and Visual Performance, 6(3): 106β111.
Persistence of primitive reflexes and associated motor problems in healthy preschool children.
Archives of Medical Science, 14(1): 167β173.
Trunk rotation due to persistence of primitive reflexes in early school-age children.
Advances in Clinical and Experimental Medicine, 27(3): 363β366.
Catching-up: Children with developmental coordination disorder compared to healthy children before and after sensorimotor therapy.
PLoS ONE, 12(10): e0186126.
The degree of primitive reflex integration as a diagnostic tool to assess neurological maturity of healthy preschool and early school age children.
Nursing and Public Health, 7(1): 5β11.
Primitive Reflexes, Anxiety & Emotional Regulation
Emerging research on the relationship between retained primitive reflexes and anxiety, emotional dysregulation, and children with adverse early experiences.
Reflex integration and fostered children with emotional regulation difficulties who have experienced neglect.
Journal of Neurology & Experimental Neuroscience, 10(1): 24β32.
An exploration of the relationship between unintegrated primitive reflexes and symptoms of anxiety in children aged 10β13 years in the Western Cape Province of South Africa.
Doctoral dissertation, University of South Africa.
Physical Activity, Movement & Cognitive Performance
Broader research on the relationship between movement, physical activity, and cognitive and academic functioning in school settings.
Systematic review: Physical activity and performance at school.
Archives of Pediatrics & Adolescent Medicine, 166(1): 49β55.
Neuromotor maturity as an indicator of developmental readiness for education.
In: Kulesza EM (Ed). Movement, Vision, Hearing: The Basis of Learning. Wydawnictwo Akademii Pedagogiki Specjalnej, Warsaw.
Clinical Reference, Reviews & Diagnostic Tools
Reference papers, systematic reviews, and clinical guides on primitive reflex assessment and their role in neurodevelopmental evaluation. Most recent first.
Development of the children's primitive reflex integration assessment scale.
Frontiers in Psychology, 16: 1495990.
Evaluating primitive reflexes in early childhood as a potential biomarker for developmental disabilities.
Journal of Paediatrics and Child Health.
Are immature neuromotor skills significant factors in educational underachievement and special educational needs? Literature review on primitive reflexes as indicators and measures of neuromotor immaturity.
SzkoΕa Specjalna.
Persistent primitive reflex and developmental delay in the school-aged child.
The Journal for Nurse Practitioners, 19(10): Article 104763.
Developmental language disorder and uninhibited primitive reflexes in young children.
Journal of Speech, Language, and Hearing Research, 64: 935β948.
Prechtl's assessment of general movements: A diagnostic tool for the functional assessment of the young nervous system.
Mental Retardation and Developmental Disabilities Research Reviews, 11(1): 61β67.
Primitive reflexes and postural reactions in the neurodevelopmental examination.
Pediatric Neurology, 31(1): 1β8.
Foundational & Historical Research
Early studies that first established the connection between primitive reflexes and learning difficulties, forming the theoretical foundation on which later research built.
Minimal brain dysfunction and the treatment of psychoneuroses.
Insight Publications, Chester.
Relationship of postural reflexes to learning disabilities.
American Journal of Occupational Therapy, 30(4): 239β243.
Bender Purdue reflex test and training manual.
Academic Therapy Publications, San Rafael, CA.
The asymmetric tonic neck reflex in normal first and third-grade children.
American Journal of Occupational Therapy, 29(8): 463β468.
Explore the wider INPP evidence base