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How Astronauts Train For space
In space, astronauts lose an average of 1.0 to 1.5 per cent of mineral density in weight-bearing bones per month To build up their bodies, cope with confinement and monitor machinery, astronauts must embark on rigorous training programs For many, it’
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Dear HIW, When you see foods labelled ‘organic’ in shops, what exactly does this mean? Is there any evidence to say that organic food is better for you? What are the pros and cons? Shawn Hardy The main difference between organic and non-organic produ

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