Living Aloft: Human Requirements for Extended Spaceflight

activities adaptation Aerosp Alluisi Altman anxiety Apollo 16 assessment associated astronauts bedrest behavior biofeedback biomedical changes circadian rhythms communication compatibility conditions of isolation conflict cosmonauts crew crewmembers decrements drugs Earth effects environmental example exercise expected experience extended spaceflight factors fear flight functioning goals groupthink Gunderson Haythorn Helmreich identify important increased individual interac interaction interpersonal involved isolated and confined issues leaders leadership managers mance ment motion sickness NASA Natani noise norms occur organizational perception person physical physiological potential problems procedures Psychol psychological questions relationship reported response result roles Salyut schedules selection Shurley significant simulation situation Skylab sleep social socioemotional Soyuz 26 Soyuz 33 space environment space habitat space missions space sickness space travelers spacecraft spacecrews stress stressors structure studies subjects suggest tasks techniques theory tion understanding variables vestibular vestibular system visual weightlessness