| http://www.w3.org/ns/prov#value | - Differences in physical strength, quality and quantity of practice, innate ability, experience, and outside conditions, such as weather and opponents, can easily sway any studies.Athletes themselves say vision training helps, says Barry Seiller, MD, owner of Seiller???s Visual Fitness Institute in Chicago (which developed some of the first vision training programs for Olympic athletes) and the dir
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