One group received vision training, another was tutored in reading, and the third group played computer games. Other Unproved Methods Pressing on the eyes or surrounding bones has been a perennial favorite for all manner of eye disease. The use of color to treat various ailments, including those affecting the eye, has been promoted for many years. There is no scientific evidence to support these claims. As is typical with extraordinary claims, neither Irlen or her supporters offer any scientific evidence that it can improve reading or any other visual skill.
Modern promoters claim their products are better than conventional lenses.
The company had also advertised that continued wear and exercises should enable eyeglass wearers to change to weaker prescription lenses and reduce the need for bifocals or trifocals. No such device can permanently reshape the cornea. If the muscles that control eye movements are out of balance, the function of one eye may be suppressed to avoid double vision. Covering the good eye can often stimulate the amblyopic eye to work again to provide binocular vision for the patient. Orthoptics, surgery, or a combination of the two often can improve problems in pointing and focusing the eyes due to poor eye-muscle control.