Did you know that…..
People being alone at sea, on polar expeditions or solitary confinement in prison may experience hallucinations (visual, auditory, tactile and, occasionally, tactile) , paranoid and grandiose delusions ?
On account of this, the astronaut training incorporates practices in simulated conditions and, also, examine the applicants in order to determining which ones will survive with the least distortion of reality and with the least affective disturbances.
(Edited by Dra. Moya Guirao)