ORLANDO, Fla. – Human spaceflight to Mars could become a reality within the next 25 years, but not until some physiological problems are resolved, including an alarming loss of bone mass, fitness and ...
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Can mice save astronauts on Mars? Scientists discover surprising fitness solution in space
Space travel is not as easy as it looks, though. The human body is not designed to function properly outside the gravitational pull of Earth. Muscles atrophy, bones become less dense, and walking ...
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