Space motion sickness: phenomenology, countermeasures, and mechanisms.

摘要: A summary of the incidence Space Motion Sickness (SMS) in 27 Soviet cosmonauts who flew on missions varying from 2-185 d Salyut-6/Soyuz vehicle complex is presented. questionnaire indicated that 88% (24) developed some type "illusionary sensations" while 44% (12) presented degree SMS. The SMS countermeasures used flight included an antihistaminic drug, pneumatic cuffs applied to thigh region, application lower body negative pressure, a head cap restricted movement simultaneously providing force stimulus cervical antigravity muscles, and finally use insole counterpressure device added pressure sole foot.