Task: Answer Verification
Input (English): Question: Does nocturnal hypoxia exposure with simulated altitude for 14 days significantly alter working memory or vigilance in humans?
Answer: Two weeks of nocturnal continuous hypoxia in an altitude tent did not induce subjective sleepiness or impair objective vigilance and working memory. Caution is recommended in the extrapolation to humans the effects of hypoxia in animal models.
Output (English): no