In a recent piece for The New Yorker, Dhruv Khullar explores the effects of space travel on the human body, especially in light of NASA's study of astronaut Scott Kelly. The study found concerning physiological changes after Kelly's extended stay on the International Space Station, including muscle atrophy, vision issues, and alterations to gene functionality. Khullar's visit to the Mars Desert Research Station underlines the physical and psychological challenges humans may face on potential future missions to Mars, as such journeys could last years, necessitating further understanding of their impact on health.
The research into how prolonged exposure to space impacts the human body reveals unsettling changes, from vision deterioration to significant shifts in gut bacteria.
Only two dozen people have experienced life beyond Earth's orbit, highlighting the risks and unknowns that come with potential future missions to Mars.
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