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人一到太空,最明显、最直接的感觉就是环境变了,失重引起了人体生理、心理上的一些变化。他们感觉到自己在颠倒着,经受着头晕、行动失去协调以及失去食欲的困扰。医学家们称这种现象为“太空病”。但这不是一种真正的疾病,而是人体器官对失重的一种反应,因为原本在地球引力作用下的正常血液循环受到了干扰。那么,究竟什么是太空病?为什么会产生这些症状?
When people come to space, the most obvious and direct feeling is that the environment has changed. Weightlessness has caused some changes in human physiology and psychology. They felt themselves upside down, experiencing dizziness, loss of coordination and loss of appetite. Medical scientists call this phenomenon “space sickness.” But this is not a real disease, but a reaction of the human organ to weightlessness, as normal blood circulation, which was originally caused by the gravitational pull of the Earth, has been disturbed. So, what is space disease and why are these symptoms?