“在太空中我们的睡眠很好， ”说，加拿大宇航员朱莉帕耶特由美国航天局的广播说。
“We sleep very well in space, ” says Canadian astronaut Julie Payette during a broadcast by NASA.
人类在太空的精神健康一直得到广泛的研究。研究发现，人们可能出现抑郁症状，彼此发火，睡眠也可能受到影响。
The mental health of humans in space has been extensively studied. Depression can set in, people become irritated with each other, and sleep can be disrupted, studies have found.
你的生物钟在太空会发生变化吗？如何安排睡眠时间？
Does your biologic time change in the space? How to set up your sleeping time?
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