High altitude exposure impairs sleep patterns, mood, and cognitive functions.

@article{Lemos2012HighAE,
  title={High altitude exposure impairs sleep patterns, mood, and cognitive functions.},
  author={Valdir de Aquino Lemos and Hanna Karen Moreira Antunes and Ronaldo Vagner Thomatieli dos Santos and F{\'a}bio Santos Lira and S{\'e}rgio Tufik and Marco Tulio de Mello},
  journal={Psychophysiology},
  year={2012},
  volume={49 9},
  pages={
          1298-306
        }
}
This work evaluated the importance of sleep on mood and cognition after 24 h of exposure to hypoxia. Ten males, aged 23-30 years, were placed in a normobaric chamber simulating an altitude of 4,500 m. Sleep assessments were conducted from 22:00-6:00; all mood and cognitive assessments were performed 20 min after awakening. The assessments were conducted in normoxic conditions and after 24 h of hypoxia. Sleep was reevaluated 14 h after the start of exposure to hypoxic conditions, and mood state… CONTINUE READING
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