NASA astronaut Sunita Williams is set to return to Earth after an extended stay aboard the International Space Station (ISS). Read on to know what health challenges Williams is facing right now.
Astronauts Sunita Williams and Barry Wilmore have been stranded aboard the International Space Station (ISS) for over two months.
Speaking on a podcast, Williams said prolonged exposure to microgravity can have lasting effects on the body, some of which continue to concern astronauts and scientists.
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