Microgravity's toll on astronaut digestion: new study reveals cause and Mars mission risk
A NASA-backed study has identified why astronauts often experience constipation in space, linking it to changes in gut function under microgravity. The research also highlights a potential hidden health risk for long-duration missions to Mars and beyond. The findings could inform countermeasures to protect astronaut digestive health.
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The study, supported by NASA, addresses a long-standing but under-discussed challenge of human spaceflight: the gastrointestinal discomfort astronauts frequently report. By identifying how microgravity alters
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This summary is Al-enhanced to contain extended analysis and broader social context. The original is {NAME); the linked article is the authoritative source. Original headline: “Scientists finally know why astronauts struggle to poop in space — and reveal a hidden risk of long-haul spaceflight.” Browse more stories.