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To the Editor.
—There is a rising interest in sports vision. Articles describing the visual abilities in athletic performance are frequent. In the field of sports vision, there is a great possibility of misinterpreting the results of ocular examinations owing to our eagerness to be involved and prescribe answers to a new field of endeavor. Financial gain may precede or follow our efforts. Therefore, we should be modest, and our interpretations should be controlled by double-masked studies.Instruments that test and develop saccadic fixation and dynamic vision are worthwhile, but some skepticism involving the effectiveness of visual training will arise unless controlled studies are conducted. I hope such studies can be pursued by a joint effort monitored by the American Academy of Ophthalmology and the American Academy of Optometry. Perhaps this joint effort could be controlled by the National Institutes of Health.As previously demonstrated in the study of dyslexia