title: Tolerances to thermal extremes in aerospace activities.
mesh_terms: D000222:Adaptation, Physiological; D000337:Aerospace Medicine; D001833:Body Temperature Regulation; D018504:Ecological Systems, Closed; D006358:Hot Temperature; D006801:Humans; D006813:Humidity; D010146:Pain; D013026:Space Flight; D013312:Stress, Physiological; D013997:Time Factors