ADHD is often thought of as a problem with focus, attention, and behavior. But many children and adults with ADHD may also have an underlying visual issue that makes daily life much harder. Research has shown strong associations between ADHD and multiple binocular vision dysfunctions, including convergence insufficiency, near heterophoria, accommodative dysfunction, and reduced fusional vergence.[1][2] These visual problems can make reading, schoolwork, and screen use more ph