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The Most Common Learning Disabilities

Author: Thomas C. Weiss
Published: 2019/02/27 - Updated: 2026/01/05
Publication Type: Informative
Category Topic: Special Education - Related Publications

Page Content: Synopsis - Introduction - Main - Insights, Updates

Synopsis: This information provides a practical reference for understanding the neurologically-based processing problems that characterize common learning disabilities. The article is authoritative because it distinguishes learning disabilities from intellectual disabilities and clarifies that individuals with these conditions typically have average to above-average IQs. Parents, educators, and healthcare professionals will find this particularly useful as it outlines specific warning signs for six major categories: dyslexia (affecting 5-17% of the US population), dyscalculia, dysgraphia, dyspraxia, auditory processing disorder, and visual processing disorders.

Each section details observable symptoms - from letter reversal and poor spelling in dyslexia to difficulties with mathematical concepts in dyscalculia - making it easier to recognize when a child or adult may need professional evaluation. The information serves families navigating educational accommodations, teachers developing individualized instruction plans, and older adults who may be experiencing cognitive changes, offering clear descriptions without medical jargon that help distinguish everyday learning challenges from diagnosable disabilities - Disabled World (DW).

Introduction

Learning disabilities are broadly defined as neurologically-based processing problems that can interfere with learning basic skills such as reading, writing and/or math.

Main Content

A learning disability is not an intellectual disability, a learning disability is a disability that affects a person's ability to process information. People with learning disabilities possess an average to above average IQ - (ldapei.ca/types-of-learning-disabilities.html). It's important to note that attention deficit hyperactivity disorder (ADHD) and autism spectrum disorders (ASD) are not the same as learning disabilities - (webmd.com/children/guide/detecting-learning-disabilities).

Because of the wide variations it's not always easy to identify learning disabilities, as there is often no single symptom or profile that you can look to as proof of a problem. However, some warning signs are more common than others at different ages. Common signs that a person may have learning disabilities can include:

NOTE: These signs alone are not enough to determine that a person has a learning disability. Only a professional can diagnose a learning disability.

Dyslexia - Reading Disability

Approximately 5 to 17% of the US population have dyslexia. The main signs or symptoms of dyslexia are:

Dyscalculia: Disability in Math

Children with Dyscalculia often have problems learning mathematical concepts, and memorizing mathematical facts and/or understanding structure of mathematical problems on the page such as:

Dysgraphia: Writing Disability

Difficulties in handwriting that can cause loss of academic achievement through inability to construct compositions or extended written texts and can include:

Dyspraxia: Motor Skills Disability

Dyspraxia is a nonverbal learning disability, for example:

Dysphasia (Aphasia): Language Learning Disability

Signs of a language based disability may include:

Primary Progressive Aphasia (PPA) - Facts and Information

Auditory Processing Disorders

Auditory processing disorder (APD), also known as central auditory processing disorder (CAPD), is a hearing problem that affects about 5% of school-aged children. Auditory processing disorders may cause a person to struggle with distinguishing similar sounds, as well as other difficulties.

Children with auditory processing disorder are thought to hear normally because they can usually hear sounds that are delivered one at a time in a very quiet environment. However, they may not distinguish slight differences between sounds in words, even when the sounds are loud and clear enough to be heard. Symptoms of APD can include:

Visual Processing Disorders

These are disorders that can result in missing subtle differences in shapes or printed letters, losing place frequently, struggles with cutting, holding pencil too tightly, or poor eye/hand coordination. Visual Processing Disorders can cause people to struggle with seeing differences between similar letters, number, objects, colors, shapes and patterns.

It is important to note that many children may have trouble reading, writing, or performing learning-related tasks however, this does not mean they may have learning disabilities.

Insights, Analysis, and Developments

Editorial Note: While this overview offers valuable insight into the spectrum of learning disabilities, it reinforces a critical point often overlooked in educational settings: struggling with academic tasks doesn't automatically indicate a disability. The distinction matters because mislabeling typical developmental variations can create unnecessary anxiety for families, while missing genuine learning disabilities delays crucial interventions. What makes this information particularly relevant today is the growing recognition that learning disabilities exist on a continuum, with many individuals displaying combinations of symptoms across categories rather than fitting neatly into single diagnostic boxes. As neuroscience research continues to reveal how diverse brains process information differently, the focus is shifting from deficit-based thinking toward understanding cognitive diversity - recognizing that alternative processing styles may require different teaching approaches but don't diminish a person's intellectual capability or potential for achievement - Disabled World (DW).

Ability Lane Author Credentials: Thomas C. Weiss is a researcher and editor for Disabled World. Thomas attended college and university courses earning a Masters, Bachelors and two Associate degrees, as well as pursing Disability Studies. As a CNA Thomas has providing care for people with all forms of disabilities. Explore for comprehensive insights into his background, expertise, and accomplishments.

Related Publications

: Dr. Teri Rouse shares practical strategies for parents and teachers supporting children with autism and special needs through listening and intentional connection.

: Article by Kathleen M. Cleaver regarding choosing the best educational and social environment for disabled children.

: Article by Kathleen M. Cleaver regarding using the words special and special needs to describe children who are disabled or learn differently than their classmates.

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APA: Thomas C. Weiss. (2019, February 27 - Last revised: 2026, January 5). The Most Common Learning Disabilities. Disabled World (DW). Retrieved January 30, 2026 from www.disabled-world.com/disability/education/special/common-lds.php
MLA: Thomas C. Weiss. "The Most Common Learning Disabilities." Disabled World (DW), 27 Feb. 2019, revised 5 Jan. 2026. Web. 30 Jan. 2026. <www.disabled-world.com/disability/education/special/common-lds.php>.
Chicago: Thomas C. Weiss. "The Most Common Learning Disabilities." Disabled World (DW). Last modified January 5, 2026. www.disabled-world.com/disability/education/special/common-lds.php.

While we strive to provide accurate, up-to-date information, our content is for general informational purposes only. Please consult qualified professionals for advice specific to your situation.