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I'm doing a masters in law http://www.clsecurities.com/mutualfunds.html cheap ciprofloxacin A typical work shift lasts 12 hours. Astronauts get one day off a week, a respite from the grind of chores and scientific experiments. Satellite TV reception in space is poor, oddly enough. Smoking and drinking are not allowed. Bodies deteriorate without gravity, and so the astronauts exercise constantly, at least two hours a day.