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New research reveals the causes of astronaut constipation while a NASA study warns that human microbes may survive in the Moon's deep shadows.
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Astronauts experience significant spinal lengthening in microgravity, returning to Earth temporarily taller before gravity restores their original height.
New research reveals how the human brain re-weights its sensory inputs and adapts structurally during long-term orbital missions.
NASA is advancing space agriculture and nutritional monitoring to combat the physical effects of microgravity on astronaut health.