Vision problems are extremely common complaints. Poor lighting, constant staring at computer screens and other strains contribute to people suffering from imperfect vision. Of course, vision problems are not new problems and there have been innumerable people who have tried to explain why vision degrades. Many of these people have also tried to create methods by which people could improve their vision and help prevent further worsening of their vision. A popular method is eye exercises, especially those created by William Horatio Bates in the...