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Global News - Inquirer.net on MSNHuman body in deep space: What happens beyond Earth’s atmosphere?Bone and muscle deterioration, radiation exposure, vision impairment — these are just a few of the challenges space travelers ...
If so, they could be heading back to Earth ... body, possibly contributing to heart disease and other conditions. Bones thin by about 1.5 percent a month. Spinal discs harden. In the head, parts ...
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