Irlen Syndrome

Helen L. Irlen, MA, BCPC, PPS, BCPTSD, LMFT Founder & Executive Director: Irlen Institute International Headquarters

Irlen syndrome, occasionally referred to as scotopic sensitivity syndrome (SSS), is a condition relating to the interaction with light of the central nervous system and the eyes at a physiological level.

Common Symptoms:

• Print looks different.
• Environment looks different.
• Slow or inefficient reading.
• Poor comprehension.
• Eye strain.
• Fatigue
• Headaches
• Difficulty with math computation.

Irlen Syndrome Affects:

• 12-14% of the general population
• 46% of individuals with reading and learning difficulties
• 33% with ADHD
• 33% with autism
• 55% with head injury, concussion or whiplash