If you are interested in learning more about vision therapy, would like to review the latest research, or you wonder how it can be used to help you or someone you love, we have collected a variety of links to provide you with additional information.
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Research
Vision Therapy Reference, Research and Scientific Studies
For the teachers, parents, children, and patients who wrote hundreds of Vision Therapy Success Stories “seeing is believing.” Other readers ask to see the scientific evidence. … read more.
The Latest Research on Convergence Insufficiency
The National Eye Institute, a division of the National Institutes of Health for the U.S. Department of Health and Human Services, released a statement concerning the effectiveness of office-based vision therapy for treatment of…read more.
Research on Vision Therapy
COVD has compiled two summaries of research and clinical studies on optometric vision therapy… read more.
Journal Articles
White Papers on Vision Therapy
Literature on Acquired Brain Injury
Position Papers

Helpful Links
Visual Rehabilitation for Brain Injury
Traumatic Brain Injury and Hidden Visual Problems
By Optometric Extension Program. Because there is a close relationship between vision and the brain, traumatic brain injury (TBI) can disrupt the visual process. Visual problems resulting from TBI are often overlooked during initial treatment of the injury. This can lengthen and impair the rehabilitation process… read more
About Vision Problems Associated with Brain Injuries
Learn more about the many forms of brain injury, and what resources are available for people who experience difficulties with vision following an injury to the brain… read more
Vison & Learning
Vision and Learning Disabilities
Learn what symptoms to look for and how problems with convergence, adequate visual function, or visual perception can contribute to learning disabilities, or even be mistaken or misdiagnosed as learning disabilities themselves… read more
Eyestrain, Headaches, Blurry or Double Vision
Convergence Insufficiency (CI) is the leading cause of blurry vision, eyestrain, double vision, and/or headaches (including those with near vision). Learn more about this fairly common visual condition and how it can be effectively treated. read more
Vision and Learning
Browse through this large collection of articles by the PTA, School Nurse News, Web MD, professors, eye doctors, and more… read more
Convergence Insufficiency (CI) and Reading Problems
Learn how and why CI can interfere with the ability to read, learn, and work at near or close distances, complete with illustrations… read more
Vision Therapy and Learning Disabilities
As part of an interview, an eye doctor discusses whether vision therapy helps learning disabilities and learning-related vision problems. read more
Dyslexia and Vision
The American Academy of Optometrists and the American Optometric Organization discuss vision, learning-related vision problems, and dyslexia… read more
Vision and Attention Deficit Disorder
Is it really ADD/ADHD, or is it an undetected vision problem? read more
Poor Binocular Coordination
Lazy Eye, Crossed-Eyes, Double Vision, Strabismus
An expert on strabismus covers the most frequently asked questions about eye turns and much more on what may be the most comprehensive website on the subject… read more
What is Lazy Eye?
Learn the difference between lazy eye and strabismus (a crossed eye or an eye turn), with this easy-to-understand explanation… read more
Children’s Vision
This comprehensive site offers easy-to-understand information on lazy eye, crossed-eyes,
strabismus, developmental delays, eye muscle surgery, dyslexia, binocular vision impairments,
and much more… read more
Eye Muscle Surgery
Learn how this surgery is frequently performed as a treatment for lazy eye, crossed eyes and
other problems, and how it often fails to provide satisfactory results… read more
Convergence Insufficiency
Convergence Insufficiency (CI) and Reading Problems
Learn how and why CI can interfere with the ability to read, learn, and work at near or close distances, complete with illustrations… read more
Amblyopia, Diplopia, Strabismus
All About Strabismus
Learn more about this condition, and how strabismus (not the same as “lazy eye”) or tropia are the medical terms for eye conditions commonly called by various names: eye turns, crossed
eyes, cross-eyed, wall-eyes, wandering eyes, deviating eye, etc… read more
The Stereo Vision Project
What is stereo vision, and what is a binocular (two-eyed) vision impairment? read more
All About Amblyopia
Learn more about amblyopia, commonly known as lazy eye. This eye condition is noted by reduced vision not correctable by glasses or contact lenses and is not due to any eye disease.
The brain, for some reason, does not fully acknowledge the images seen by the amblyopic eye. This almost always affects only one eye but may manifest with reduction of vision in both eyes.
It is estimated that three percent of children under six have some form of amblyopia… read more here or here
3D Vision (Binocular Vision)
What is binocular vision, how does it work, and why do we need it? read more
vision3d.com
Learn to see in 3D! Visit the 3D Art Gallery and view Magic Eye stereograms, stereo photographs, optical illusions, and much more. read more
Eye Doctors and 3D Vision
Eye doctors use stereoscopic 3D images to develop and reinforce 3D vision… read more
Visual Rehab for Special Needs
Nonverbal Learning Disorder (NLD), Eye Tracking, Special Education Students
By Agnes Blum. Approximately 800 children were tested for three major vision issues: tracking, converging (having both eyes lock onto the same object at the same time), and focusing. More than 50 percent of the students failed, and many of these students had 20/20 eyesight, according to Orfield. That’s because the traditional eyesight test—the Snellen wall chart—tests only whether a child can clearly see letters 20 feet away. It does not test the ability to see objects that are close… read more here
ADD, ADHD, AD/HD
Attention deficit disorder (ADD) and attention deficit hyperactivity disorder (ADHD, AD/HD)—a
developmental approach… read more
General Links
What is a Complete Eye Exam?
It is not enough to test the clarity of eyesight at a distance of 20 feet (known as 20/20). A complete visual evaluation tests many aspects of vision. Details
Choosing an Eye Doctor
Comments by educators on choosing pediatric vision care for a child. Details
What is Vision Therapy?
Various definitions of vision therapy by American Optometric Association, eye doctors, and patient advocates are offered here. Details
Vision Glossary
Build your visual health vocabulary. Details
Optometrists and Ophthalmologists
What are the differences in practice focus between a pediatric optometrist and a pediatric ophthalmologist? Details
PAVE
Parents Active for Vision Education. Details
National Directory of Eye Doctors
Find an eye doctor in another state. This directory provides free referrals to eye doctors who offer specialized services, such as vision therapy, neuro-optometric rehabilitation, therapeutic lenses, preventive care, and more. Details
Optometric Organizations
Optometrists Network
A national network of optometrists. www.optometrists.org
NORA, Neuro Optometric Rehabilitation Association International, Inc
An organization that provides direction for the visual rehabilitation of persons who have physical disabilities and/or traumatic brain injuries (TBI). www.nora.cc
COVD, The College of Optometrists in Vision Development.
An international professional organization granting board certification in Vision Therapy to optometrists. www.covd.org
AOA , The American Optometric Association
Organization of 32,000 optometrists. www.aoa.org
OEP, Optometric Extension Program Foundation
Serving the educational needs of optometrists. www.oepf.org