Optical Illusion: 6 intriguing optical illusions could improve your eyesight

Psychologists at the Universities of Glasgow found that staring at an optical illusion can improve visual acuity and allow you to see small print.

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This Optical Illusion Has a Revelation About Your Brain and Eyes

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Exceptional Eye Tricks: 9781936140732: Honeycutt, Brad

Optical Illusion: 6 intriguing optical illusions could improve

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