Thermal responses and efficiency of sweating when men are dressed in Arctic clothing and exposed to extreme cold.

Men experienced in living out of doors in extremely cold weather emphasize the great importance of “under dressing” during periods of muscular activity in order to avoid accumulation of sweat in the clothing (e.g., Siple, 1945). Ho& ever, itI seems to be true that even when the greatest care is taken moisture may accumulate in quantities large enough to endanger survival if exposure is prolonged Cherrv-Gerard (1922) of Scott’s polar expedition said: c