02. How is vision affected? (A K2S Question)
From The Space Library
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Revision as of 18:11, 11 June 2014
The occurrence of cataracts, or clouding of the lens of the eye, is higher and occurs at an earlier age in retired astronauts than in people who have never flown in space. The exact reason for this is not clear, but it may have something to do with the cosmic rays and solar particle radiation in space.
Answer provided by Col. USAF Dr. Richard S. Williams
Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
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