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It was obviously an ordeal for the men to accomplish. Fortunately we're not ready to take a trip just yet, as it gives us time to better refine the tests, procedures and methods we'd use to keep long-distance astronauts mentally and physically healthy and sharp. Proper combinations of in-flight tasks, recreational inclusions and distractions, psychological evaluations and adjustments, and a bit of space and privacy, can go a long way.
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