Astronauts in space exercise as part of their daily routine, yet they have bone weakness problems after prolonged stay i
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Astronauts in space exercise as part of their daily routine, yet they have bone weakness problems after prolonged stay i
Astronauts in space exercise as part of their daily routine, yet they have bone weakness problems after prolonged stay in the space. What could be the possible cause? Please research this topic and post your sources. 50 words minimum.