Anxiety and Irlen Syndrome

The Irlen Institute recently posted a comment on their Facebook page about the link between anxiety and Irlen Syndrome. Apparently there has been some scientific research done that has found a correlation between the two disorders. Here is the comment that was posted:
"There is a correlation between anxiety and Irlen Syndrome, according to a scientific article written by Jacques Guimond, Irlen Clinic Director of New Brunswick, Canada" (Irlen Institute 2011).