A Critical Analysis of the Chicken Scratch Phenomenon
The terminology of "chicken scratch" handwriting exists at a contentious intersection of vernacular idiom, clinical pathology, and forensic science. To address whether such handwriting is real or fake requires a multidimensional analysis that transcends a binary classification. In the popular imagination, the term serves as a pejorative for messy or illegible penmanship, often dismissed as a byproduct of haste or a lack of personal discipline. However, rigorous investigation into graphomotor research, neurobiology, and forensic document examination reveals that the phenomenon is a tangible, biological reality for significant portions of the population. Simultaneously, the phrase describes a social construct used to categorize a diverse array of unrelated transcription behaviors, ranging from deliberate professional shorthand to the involuntary manifestations of degenerative neurological diseases.
Etymological and Lexicographical Origins of the Metaphor
The linguistic trajectory of the term chicken scratch provides essential context for its current application. Historically, the phrase did not originate in the schoolhouse or the clinic but in the barnyard. Before approximately 1910, the term referred exclusively to a specific type of supplementary poultry feed, typically consisting of cracked corn and grains scattered on the ground for chickens to forage through.1 The Oxford English Dictionary records the earliest known use of the compound "chicken scratch" in 1863, penned by P.S. Davis, though its application to handwriting was a later development.3
The transition from a literal description of agricultural foraging to a metaphor for bad penmanship appears to have solidified in the early twentieth century. Research indicates that one of the first literary uses of the term in a handwriting context occurred in 1909, within Lewis F. Bostelmann’s play Roger of Rutland.1 In this dramatic work, the character of William Shaxper—a fictionalized version of William Shakespeare—laments his own illiteracy, stating that his signature "resembles more a chicken's scratch".4 This usage suggests that the term was born out of a perceived deficit in artistic and intellectual capability, positioning the writer as a primitive actor incapable of the refined motor control required for standard literacy.
This metaphor is not unique to the English language. In Poland, the idiom "pisać jak kura pazurem," which translates literally to "scribbling like a chicken with a claw," is widely used to describe extremely illegible script.5 Classical antecedents exist as far back as Roman antiquity; in Plautus’s comedy Pseudolus, a character mockingly asks if hens have hands, asserting that the letter he is reading looks as though it were scratched out by a bird.4 The persistence of this avian metaphor across millennia and borders highlights a universal human recognition of the visual similarity between the erratic, fragmented marks of a claw and the disorganized strokes of an untrained or impaired human hand.
Comparative Lexicography of the "Chicken Scratch" Idiom
|
Meaning |
Domain |
Usage Context |
|
Messy Handwriting |
General/Vernacular |
Handwriting that is too roughly drawn to be read easily.2 |
|
Scratchlike Mark |
Forensic/Artistic |
Elements of a signature or accidentally made marks on leather or paper.2 |
|
Poultry Feed |
Agricultural |
Cracked corn and grains scattered for chickens.2 |
|
Minimal Value |
Economic (Informal) |
An amount of money considered deficent or reasonable.2 |
|
Embroidery Style |
Textile/Crafing |
Gingham embroidery, also known as Depression lace.6 |
The Biological Reality: Dysgraphia and Transcription Impairment
The most robust evidence for the "reality" of chicken scratch handwriting lies in the clinical diagnosis of dysgraphia. This is a recognized neurological condition and learning difference characterized by difficulty in turning thoughts into written language at an age-appropriate level, despite adequate instruction.7 For individuals suffering from this disorder, the resulting "chicken scratch" is not a "fake" or chosen behavior but the physical manifestation of a breakdown in the complex psychomotor chain required for transcription.7
Writing is a multidimensional process requiring the coordination of fine motor skills, spatial perception, working memory, orthographic coding, and language processing.7 Dysgraphia is classified as a "Specific Learning Disorder in Written Expression" under the DSM-5.7 It is often mistaken for laziness or a lack of motivation, particularly in gifted children who may possess high verbal fluency but struggle with the mechanical act of writing.10 This "twice-exceptional" status can lead to under-diagnosis and significant psychological distress as the child’s written output fails to match their cognitive potential.11
Clinical literature identifies three distinct subtypes of dysgraphia, each producing a different flavor of illegible script. Motor dysgraphia, or peripheral dysgraphia, is rooted in deficient fine motor skills, poor dexterity, or low muscle tone.12 Spatial dysgraphia involves an impairment in the perception of space, leading to abnormal spacing between words and a failure to stay within margins.12 Linguistic or dyslexic dysgraphia involves a breakdown in the encoding of auditory information into visual symbols, often resulting in spontaneously written work that is unrecognizable even if the individual can copy text perfectly.12
Clinical Taxonomy of Dysgraphia Subtypes
|
Subtype |
Core Impairment |
Handwriting Outcome |
Associated Motor Findings |
|
Motor (Peripheral) |
Fine motor skills, dexterity, muscle tone.12 |
Poor to illegible in both spontaneous and copied work.12 |
Finger tapping speed below normal; drawing impaired.12 |
|
Spatial |
Spatial perception and understanding of space.12 |
Majorly impaired drawing; abnormal spacing between letters.12 |
Normal oral spelling and finger tapping.12 |
|
Linguistic (Dyslexic) |
Encoding auditory/visual info into symbols.12 |
Spontaneous work is illegible; copied text is often preserved.12 |
Normal finger tapping; poor oral and written spelling.12 |
For those with motor-based dysgraphia, the physical act of writing is often described as agonizing. The struggle to form letters leads to writing fatigue, hand cramps, and "arthritis-like" tensing of the arm and wrist.12 This pain is a physical reality that distinguishes the clinical "chicken scratch" from mere sloppy writing. Unlike proficient writers who have automated the graphomotor plan for letters, the dysgraphic writer must consciously plan every stroke, a process that consumes the working memory resources needed for grammar, spelling, and organization.8
Pathological "Chicken Scratch": Literal Injuries and Neurological Signs
In a literal and medical sense, the term "chicken scratch" extends beyond metaphor into the realm of infectious disease. Clinical reports document cases where a literal scratch from a chicken resulted in severe bacterial infections, such as hemorrhagic bullae and necrotizing fasciitis.15 These cases, involving pathogens like Morganella morganii and enterococci, demonstrate that a "chicken scratch" can be a legitimate medical diagnosis for a physical injury.15 This physical reality underscores the hazard of dismissing the term as purely idiomatic when used in a clinical history.
Furthermore, a sudden change in handwriting to a "chicken scratch" style can be a diagnostic red flag for degenerative neurological conditions. Neurologists identify several disorders where a loss of legibility is a primary symptom. Parkinson’s disease often manifests as micrographia, where writing becomes increasingly small, cramped, and difficult to control over long passages.17 Essential tremor and focal dystonia, specifically "writer’s cramp," cause involuntary muscle contractions that make it impossible to maintain a fluid, legible line.17
Cerebellar ataxia represents perhaps the most dramatic biological cause of illegible script. Damage to the cerebellum, the brain's coordination center, results in "ataxic handwriting".17 This condition is characterized by increased "movement noise," where the pen tip deviates irregularly from the intended path, unconstrained by the coordinated movements of the finger and wrist.18 Quantitative analysis shows that patients with ataxia have longer writing times and significantly higher variability in their velocity profiles and track shapes compared to healthy controls.18
The Professional Shorthand: The Physician's Hand and Professional Identity
The trope of the doctor’s illegible prescription—often called "physician's script"—is a cultural phenomenon with a basis in documented occupational trends. Studies have found that physicians often produce more malformed individual letters and illegible prose compared to other high-skill professions.21 Research suggests that this is not an inherent trait of the individuals but a byproduct of medical training and the environment of clinical practice.
The origin of this "chicken scratch" myth in medicine is supported by evidence that legibility declines as doctors gain seniority.21 One study found that while 95% of interns possessed legible signatures, only 9% of senior physicians did.21 This degradation is attributed to several factors: the pressure to take rapid notes during medical school lectures, the need to write in cramped or uncomfortable spaces during rounds, and a "devil may care" attitude fostered by a lack of regulatory controls.21
In this context, illegible handwriting serves as a "marker of belonging" to the medical elite, akin to the white coat.21 There is even evidence suggesting that patients may subconsciously associate poor penmanship with a depth of scientific thought, viewing overly neat or "artistic" writing as a sign of lower professional status or lack of technological competency.21 However, this cultural "reality" has dangerous implications. Illegible manual prescriptions are estimated to cause thousands of medication errors annually, leading to million-dollar fines for practitioners and, in some cases, the death of patients.21
Forensic Document Examination: Authenticity vs. Disguise
In the field of forensic science, the question of whether handwriting is "real or fake" is a matter of determining authorship and identifying forgery. Forensic document examiners avoid subjective labels like "chicken scratch," instead using precise terminology like "tremor," "hesitation," and "line quality".22 For a forensic expert, a "messy" handwriting sample is just as unique and identifiable as a neat one, because handwriting is a highly individualized psychomotor behavior.24
A central principle of forensic examination is that no two skilled writers exhibit identical handwriting features, and every person has a range of "natural variation".25 When a person attempts to "fake" their handwriting by producing a "chicken scratch" style to hide their identity, this is known as "disguised writing".26 Conversely, "distorted writing" refers to script that appears abnormal due to unusual writing conditions, such as writing on a rough surface or while in a moving vehicle, or due to a physical impairment.26
Forensic Indicators of Authenticity and Forgery
|
Feature |
Genuine "Chicken Scratch" (Natural) |
Simulated Forgery (Fake) |
|
Line Quality |
Fluid despite sloppiness; consistent with the writer's rhythm.22 |
"Drawn" appearance; shaky and lacking in rhythm.23 |
|
Pen Pressure |
Natural variations in shading on upstrokes and downstrokes.22 |
Static or constant pressure; ink line remains constant in thickness.23 |
|
Pen Lifts |
Occur at natural breaks or due to fatigue.23 |
Occur in unusual places, such as in the middle of a letter.23 |
|
Starting/Ending |
Tapered starts and stops reflecting a moving pen.23 |
Blunt starts and stops where the pen rested.23 |
|
Speed |
Usually rapid (leading to scrawl) or consistent with the writer's speed.22 |
Slow movement; reflects the forger's focus on imitation.23 |
Forensic examiners also identify "tremors of fraud." When a forger attempts to simulate another person's signature, they move the pen slowly to mimic the visual form, resulting in microscopic changes in direction and an unnatural distribution of ink.23 This differs from the "tremor of age" or "tremor of weakness," which is characterized by erratic departures from the intended course and abrupt recoveries beyond the control of the writer.27 For a forensic expert, the "chicken scratch" of an elderly individual is a predictable biological reality, whereas the "chicken scratch" of a forger is a detectable attempt at deception.
Occupational Therapy and Assessment Scales: Quantifying the Scrawl
To move beyond the subjectivity of "chicken scratch," the fields of occupational therapy and educational psychology have developed standardized scales to assess handwriting legibility and speed. These tools determine whether a student’s penmanship is truly impaired or simply underdeveloped. The Concise Assessment Scale for Children’s Handwriting (BHK) is the "gold standard" for diagnosing dysgraphia in many Latin-alphabet languages.28
The BHK evaluates quality and speed through a 5-minute copying text.29 It utilizes 13 specific criteria to grade the writing, providing a total score that can be compared against established norms for the child's grade level.29 Similarly, the Evaluation Tool of Children’s Handwriting (ETCH) measures legibility across tasks like alphabet writing, dictation, and sentence composition.31
Comparison of Standardized Handwriting Assessment Scales
|
Scale |
Intended Population |
Assessment Tasks |
Key Metrics |
|
BHK (Concise Assessment Scale) |
Grades 2–9 |
5-minute copying of a standard text.29 |
Speed (letters per minute) and Quality (13 items).28 |
|
ETCH (Evaluation Tool) |
Grades 1–6 |
Alphabet writing, dictation, near/far point copying.31 |
Legibility percentage for letters, words, and numerals.31 |
|
DASH (Detailed Assessment of Speed) |
Ages 9–25 |
Alphabet writing, fast condition, free writing.32 |
Speed production and standard scores for fluency.32 |
|
Ajuriaguerra Scale |
Children |
2-minute writing test; style and grasp focus.28 |
Posture, pressure, tilt, and precision.28 |
Occupational therapists highlight that fine motor skills—specifically fine motor precision and in-hand manipulation—account for approximately 60% of the variations in handwriting legibility.34 When a child’s writing is described as "chicken scratch," it is often a sign of underlying deficits in pincer grip, finger strength, or visual-motor integration.35 These deficits are a "real" physiological reality, often remediable through targeted therapeutic activities like using Play-Doh, Legos, or gripper exercises.34
Digital Frontiers: Automated Diagnosis and Decipherment
As handwriting instruction declines in the digital age, research into automated assessment has surged. Computerized systems like the Penmanship Objective Evaluation Tool (POET) and the Computerized Penmanship Evaluation Tool (ComPET) use digitizing tablets to record temporal and spatial parameters that are invisible to the naked eye.37 These systems can differentiate between "proficient" and "non-proficient" writers by analyzing "in-air time"—the duration when the pen tip is away from the surface.37
Research has shown that children with handwriting disabilities often exhibit greater shape variability and longer "in-air" movements, as they struggle with the motor planning required for the next character.37 This technological approach provides an objective, "real" metric for what was once a subjective observation, allowing for earlier detection of developmental coordination disorder (DCD) and dysgraphia.37 Furthermore, psychologists have studied "interpreting chicken scratch," discovering that humans rely more heavily on "top-down" cognitive processing (using context and word frequency) when reading handwritten words compared to synthetic typeface.39
Socioeconomic and Psychological Implications of the Label
The "reality" of chicken scratch handwriting extends into its socioeconomic impact. The phrase is used informally to describe something of minimal or deficient value, such as working for "chicken scratch".2 This cultural association links poor handwriting with lower economic status and reduced professional potential. For children, the persistent labeling of their work as "chicken scratch" by teachers and parents can lead to significant frustration, anxiety, and a "lack of academic self-esteem".7
Instructors often misattribute transcription difficulties to laziness, a perception that can cause deep anger and disappointment in students who are exerting maximum effort.7 This is particularly true for those with ADHD, where 30% to 50% experience motor challenges that manifest as handwriting abnormalities.43 In these cases, the "chicken scratch" is a real neurological symptom, yet the social perception remains that it is a "fake" or avoidable behavior, leading to scholastic underachievement and a lifelong aversion to writing.41
Historical Pedagogy and the Evolution of Style
The "chicken scratch" phenomenon is also a reflection of changing educational standards. In the 19th century, elementary education in penmanship was a priority, but as computers have become more prominent, the ability to read and write cursive has declined.39 This "decline of the hand" has unforeseen consequences, as handwriting acquisition and fluency have been shown to improve overall writing and composition skills.40
Interestingly, the term "chicken scratch" also refers to a specific type of gingham embroidery popular during the Great Depression.6 This "chicken scratch" embroidery, also known as snowflake embroidery or Hoover lace, utilized simple stitches that resembled the marks of chicken feet on the ground.6 This decorative "reality" stands in stark contrast to the pejorative use of the term in handwriting, highlighting how the same visual metaphor can represent either a valued artistic tradition or a perceived intellectual deficit, depending on the domain.
Synthesis: Real or Fake?
The question of whether chicken scratch handwriting is real or fake cannot be answered with a simple affirmative or negative. It is a real biological and neurological phenomenon for individuals with dysgraphia, ataxia, Parkinson's disease, and fine motor coordination deficits. For these populations, the illegibility of their script is an involuntary physical reality caused by impaired brain functions and motor pathways.
Conversely, the term is a "fake" label when used as a blanket diagnosis for laziness or lack of effort. In many cases, "chicken scratch" is a pedagogical failure—a lack of proper instruction in an age dominated by digital keyboards. Forensically, "chicken scratch" can be either a genuine individual habit or a "fake" attempt at disguise, distinguishable through expert analysis of line quality, pen pressure, and movement noise.
Ultimately, the phenomenon of chicken scratch represents a failure of transcription—the breakdown of the bridge between thought and mark. Whether caused by a literal injury, a neurological condition, a professional subculture, or an attempt at deception, the erratic marks colloquially dismissed as "chicken scratch" are a rich source of data regarding the writer's physical, cognitive, and intent-based state. Recognizing the multifaceted reality of these marks allows for more accurate medical diagnoses, better academic support for struggling students, and more robust forensic determinations in the pursuit of justice. The "chicken's scratch" of the Stratford swindle and the "physician's script" of the modern clinic are both part of a complex human history of making marks—some for art, some for utility, and some as the unavoidable artifacts of an impaired or aging body.
Works cited
-
accessed February 19, 2026, https://poetry-contingency.uwaterloo.ca/chicken-scratch/#:~:text=Before%20about%201910%2C%20chicken%20scratch,is%20by%20Shakespeare%2C%20in%201909.
-
CHICKEN SCRATCH Definition & Meaning - Dictionary.com, accessed February 19, 2026, https://www.dictionary.com/browse/chicken-scratch
-
chicken scratch, n. & adj. meanings, etymology and more | Oxford English Dictionary, accessed February 19, 2026, https://www.oed.com/dictionary/chicken-scratch_n
-
"Chicken scratch", coined by Shakespeare in 1909? | Poetry & Contingency, accessed February 19, 2026, https://poetry-contingency.uwaterloo.ca/chicken-scratch/
-
"Physician's writing" - "to scribble like a chicken with claw", accessed February 19, 2026, https://ell.stackexchange.com/questions/19580/physicians-writing-to-scribble-like-a-chicken-with-claw
-
What's in a Name? A Chicken Scratch Argument - NeedlenThread.com, accessed February 19, 2026, https://www.needlenthread.com/2014/04/whats-in-a-name-a-chicken-scratch-argument.html
-
Dysgraphia: What It Is, Symptoms, Diagnosis & Treatment - Cleveland Clinic, accessed February 19, 2026, https://my.clevelandclinic.org/health/diseases/23294-dysgraphia
-
Understanding Dysgraphia - Child Mind Institute, accessed February 19, 2026, https://childmind.org/article/understanding-dysgraphia/
-
What Are Specific Learning Disorders? - Psychiatry.org, accessed February 19, 2026, https://www.psychiatry.org/patients-families/specific-learning-disorder/what-is-specific-learning-disorder
-
Is It Really Just Chicken Scratch? | by Evina Strom - Medium, accessed February 19, 2026, https://medium.com/@Evina/is-it-really-just-chicken-scratch-dee9db00a10b
-
Understanding Dysgraphia - PA Branch | The International Dyslexia Association, accessed February 19, 2026, https://pa.dyslexiaida.org/about-dyslexia/fact-sheets/understanding-dysgraphia/
-
Dysgraphia - Wikipedia, accessed February 19, 2026, https://en.wikipedia.org/wiki/Dysgraphia
-
Dysgraphia: More Than Just Bad Handwriting - Reading Rockets, accessed February 19, 2026, https://www.readingrockets.org/topics/learning-disabilities/articles/dysgraphia-more-just-bad-handwriting
-
Disorder of written expression and dysgraphia: definition, diagnosis, and management, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC7082241/
-
Haemorrhagic bullae associated with a chicken scratch - PubMed, accessed February 19, 2026, https://pubmed.ncbi.nlm.nih.gov/19941755/
-
Haemorrhagic bullae associated with a chicken scratch | Request PDF - ResearchGate, accessed February 19, 2026, https://www.researchgate.net/publication/40034920_Haemorrhagic_bullae_associated_with_a_chicken_scratch
-
What Your Handwriting May Say About Your Health - University Hospitals, accessed February 19, 2026, https://www.uhhospitals.org/blog/articles/2018/05/what-your-handwriting-may-say-about-your-health
-
Characteristics of Handwriting of People With Cerebellar Ataxia: Three-Dimensional Movement Analysis of the Pen Tip, Finger, and Wrist - PubMed, accessed February 19, 2026, https://pubmed.ncbi.nlm.nih.gov/25953596/
-
Characteristics of Handwriting of People With Cerebellar Ataxia: Three-Dimensional Movement Analysis of the Pen Tip, Finger, and Wrist | Physical Therapy | Oxford Academic, accessed February 19, 2026, https://academic.oup.com/ptj/article-abstract/95/11/1547/2888287
-
Characteristics of Handwriting of People With Cerebellar Ataxia: Three-Dimensional Movement Analysis of the Pen Tip, Finger, and Wrist - ResearchGate, accessed February 19, 2026, https://www.researchgate.net/publication/276067590_Characteristics_of_Handwriting_of_People_With_Cerebellar_Ataxia_Three-Dimensional_Movement_Analysis_of_the_Pen_Tip_Finger_and_Wrist
-
Chicken Scratch: The Illegibility of Physician Handwriting in ... - PRISM, accessed February 19, 2026, https://ucalgary.scholaris.ca/bitstreams/04713eaa-70fc-4caa-8d9c-f30feaabd912/download
-
The process of forensic handwriting examinations - MedCrave online, accessed February 19, 2026, https://medcraveonline.com/FRCIJ/the-process-of-forensic-handwriting-examinations.html
-
Signatures & Forgery - Questioned Documents, accessed February 19, 2026, https://www.questioneddocuments.com/questioned-document-overviews/signatures-forgery/
-
Forensic handwriting analysis | Applied Sciences | Research Starters - EBSCO, accessed February 19, 2026, https://www.ebsco.com/research-starters/applied-sciences/forensic-handwriting-analysis
-
Forensic Document Examination: Principles, accessed February 19, 2026, https://www.forensicsciencesimplified.org/docs/principles.html
-
Terms Relating to the Forensic Examination of Handwriting, Signatures and Documents - JurisPro Expert Witness Directory, accessed February 19, 2026, https://www.jurispro.com/files/documents/doc-54874872-article-1880.pdf
-
Forensic Document Examination Guide | PDF | Signature | Forgery - Scribd, accessed February 19, 2026, https://www.scribd.com/document/694139457/Notes-on-qd
-
Automated human-level diagnosis of dysgraphia using a consumer tablet - PMC, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC6550155/
-
Validation of the Concise Assessment Scale for Children's Handwriting (BHK) in an Italian Population - PMC, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC9955365/
-
Validation of the Concise Assessment Scale for Children's Handwriting (BHK) in an Italian Population - OUCI, accessed February 19, 2026, https://ouci.dntb.gov.ua/en/works/40eyDoYl/
-
Evaluation Tool of Children's Handwriting - Shirley Ryan AbilityLab, accessed February 19, 2026, https://www.sralab.org/rehabilitation-measures/evaluation-tool-childrens-handwriting
-
The Handwriting Legibility Scale: A Language and Age Extension for Students With and Without Specific Learning Difficulties in - Human Kinetics, accessed February 19, 2026, https://journals.humankinetics.com/view/journals/jmld/12/3/article-p610.xml
-
Types of handwriting and signs of dysgraphia in children and adolescents with learning difficultie - SciELO, accessed February 19, 2026, https://www.scielo.br/j/rcefac/a/pd7xZnFHjSZwZX6qBx7nM7h/?lang=en&format=pdf
-
The effect of fine motor skills on handwriting legibility in preschool age children - PMC - NIH, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC5851374/
-
The Impact of Occupational Therapy on Handwriting Readiness, accessed February 19, 2026, https://www.advancedtherapyclinic.com/blog/the-impact-of-occupational-therapy-on-handwriting-readiness
-
Tips for Legible Handwriting - The OT Toolbox, accessed February 19, 2026, https://www.theottoolbox.com/tips-for-legible-handwriting/
-
Algorithm for Identifying Writing Stroke and Direction - CORE, accessed February 19, 2026, https://core.ac.uk/download/pdf/17045698.pdf
-
graphomotor and handwriting disabilities rating scale (ghdrs): towards complex and objective assessment - OSF, accessed February 19, 2026, https://osf.io/download/emzpt
-
Interpreting Chicken-Scratch: Lexical Access for Handwritten Words - PMC, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC4241396/
-
Interpreting Chicken-Scratch: Lexical Access for Handwritten Words - ResearchGate, accessed February 19, 2026, https://www.researchgate.net/publication/45582167_Interpreting_Chicken-Scratch_Lexical_Access_for_Handwritten_Words
-
Dysgraphia... and How It Relates to Dyslexia - Pearson Assessments, accessed February 19, 2026, https://www.pearsonassessments.com/content/dam/school/global/clinical/us/assets/dyslexia/dyslexia-toolkit-dysgraphia.pdf
-
Handwriting Evaluation in School-Aged Children With Developmental Coordination Disorder: A Literature Review - PMC, accessed February 19, 2026, https://pmc.ncbi.nlm.nih.gov/articles/PMC10075016/
-
Impact of a Cognitive-Motor Training on Legibility and Speed of Handwriting in Children with ADHD, accessed February 19, 2026, https://www.pachjournal.com/article_235489_a85294b3a386167fc2c5b4225d618dd5.pdf