On Simulated Mars Mission, Sleep Becomes Crucial Issue

On Simulated Mars Mission, Sleep Becomes Crucial Issue

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If humans ever journey to Mars, they will face an array of challenges: assault by cosmic rays, the erosion of bone mass and more subtle problems that could disrupt a mission’s success. Now experiments from an audacious, 17-month-long simulation of a trip to Mars and back show that the ability to concentrate and work together may decay unless preventive steps are taken to maintain sleep quality.