Category: diagnosis

The Charles Adler Show

I was fortunate enough to have the chance to chat with national radio host Charles Adler on September 10, 2012, regarding a paper I co-authored called “Visual Impediments to Learning”, slated to be published this Winter in the Journal of…

Out, damned spot!

What was troubling Lady Macbeth when she spoke these words was perhaps more troubling than when most people see ‘spots’. Persistent spots in one’s vision, otherwise known as ‘floaters’, are common and generally nothing more than an inconvenience and a…

Concussion Detection

The ability to quickly detect possible trouble with head injury in school and in sport is critical for teachers, coaches, parents, and administrators. ConcussionDetection.com presents simple and effective tools to use to create baseline measures of a child’s performance, then…

Proof & Standards

Crisis, What Crisis? There is no controversy around vision therapy, but there is nonetheless much comment from professionals and laypeople who are either under or misinformed. This collection of articles is intended to provide a detailed outline of the debates…

Risk Assessment: Quick Dx

  Introduction – As a species, I doubt we evolved specifically to end up using computers, smart devices, and other sustained near-point activities. The signs of visual strain are common, but often go undetected or ignored. Use this tool to do a…

Facts About Vision and Learning

A colleague in the United States put together this short list of facts about learning and vision. I have repeated some of it here with some modifications: Most people think that if a person’s visual acuity is 20/20, their vision…

The Cost of Ignoring Vision in Learning

As I’ve written many times in the past, there is a real cost to not addressing vision as a fundamental need in learning. That is, by NOT assessing and managing such  basic need, many children struggle against themselves to try…

Tinted Lenses and Dyslexia

I appreciate when teachers and parents ask about tinted lenses as a possible solution for dyslexia – this tells me there is an acknowledgement of the role of vision in reading and learning. People will sometimes ask about ‘Irlen’ lenses.…

Assessing Visual Impediments to Learning

Visual Impediment to Learning Checklist and Notes: Download and share this PDF. VIL Symptom Checklist and Notes Introduction Visual Impediments to Learning (VIL) are the most common undetected cause of apparent learning and reading difficulties. VIL even affect children who…

Post-Concussion Blog

Here is a link to a favourite blog of mine, written by one of my patients. Not long ago, she would not have been able to write anything, let alone stand the glare of a computer screen. As you will…