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biological

Judged: two independent readers; copy check clear.

space motion sickness

space motion sickness Space motion sickness is a condition during space flight marked by nausea, vomiting, and dizziness, possibly related to disorientation in the balance system or shifts in body fluids.

Space motion sickness is a condition during space flight marked by nausea, vomiting, and dizziness, possibly related to disorientation in the balance system or shifts in body fluids.