Nothing to squirm about: Space station worms help battle muscle, bone loss

Two investigations on the space station help researchers seek clues to physiological problems found in astronauts by studying C. elegans -- a millimeter-long roundworm that is widely used as a model organism. This simple, tiny roundworm could lead to a cure for symptoms affecting millions of the aging and infirm population of Earth, and the astronauts orbiting it, potentially offering a solution to a major problem in an extremely small package, scientists say.

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