We tend to picture astronauts as peak physical specimens, and to get the job they are. The more inte...
SCIENCE
August 04, 2026
Spending months in space quietly rebuilds an astronaut's body: bones thin, the heart shrinks, fluid floods the head and can reshape the eyes, and NASA's study of twins found some of the changes still had not fully reversed months after landing
We tend to picture astronauts as peak physical specimens, and to get the job they are. The more interesting story is what happens to that body once it is up...
We tend to picture astronauts as peak physical specimens, and to get the job they are. The more interesting story is what happens to that body once it is up...
Author: Space Daily
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