Change the background color:

If you experience any of the following symptoms, call an Irlen diagnostician or screener to make an appointment. Check for yourself with the Irlen Self Test.

  • Reading problems
  • Light sensitivity
  • Perceptual distortions
  • Eye Strain
  • Reading speed
  • Dyslexia
  • ADD/HD
  • Headaches and migraines
  • Learning problems in school
  • Attention and focus
  • Reading and math comprehension
  • Depth perception
  • Brain Injury
  • Anxiety about schoolwork
  • Night driving
  • Problems with eye contact
  • Not working to potential in school

Here are some other helpful tests from

Short Test
Long Test
Headache Test
Light Sensitivity Test
Autism Test
Color Light Activity

Irlen Syndrome ( Scotopic Sensitivity) (SSS) is a perceptual problem that prevents an estimated 12–15% of the population from being able to learn, read, or study efficiently. Many of the perceptual problems have baffled educators and the scientific community because they remain undetected by the standard educational, visual and medical tests.  Read More...  

Contact Me Today for An Appointment      Check out Irlen Ambassadors scholarship fund on Events and trips page

Now offering CEU credits for Irlen screener training  530-891-4783 or

Irlen Ambassadors

Do you or someone you know have difficulty reading? Take the following self test.
  • Do you skip words or lines when reading?
  • Do you reread lines?
  • Do you lose your place?
  • Are you easily distracted when reading?
  • Do you need to take breaks often?
  • Do you find it harder to read the longer you read?
  • Do your eyes get red and watery?
  • Does reading make you tired?
  • Do you blink or squint?
  • Do you prefer to read in dim light?
  • Do you read close to the page?
  • Do you use your finger or other markers?
  • Do you get restless, active, or fidgety when reading?

If you answered yes to three or more of these questions, then you might be experiencing the effects of a perceptual problem called Scotopic Sensitivity Syndrome, or Irlen Syndrome.