Findings on American astronauts bearing on the issue of artificial gravity for future manned space vehicles.
D000222:Adaptation, Physiological; D000328:Adult; D000337:Aerospace Medicine; D001274:Atmospheric Pressure; D006801:Humans; D008297:Male; D009041:Motion Sickness / Q000209:etiology / Q000517:prevention & control*; D013026:Space Flight; D014481:United States; D014722:Vestibule, Labyrinth / Q000502:physiology; D014893:Weightlessness