Colored lenses that filter out certain colors may help visual processing and reading skills for people with autism.
This case report describes a 10-year-old boy with autism who was sensitive to artificial lights, strobe lights, and reflected light. He also suffered headaches and nausea in response to certain colors of walls, food, and clothing. The authors allowed the child to choose a colored film that was placed over a page for him to read. He chose the color purple, and he was able to read faster right away with the purple overlay. He also said that he could see the words more clearly. When the boy wore glasses with purple tint all the time, he had fewer problems with headaches and nausea.
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