The science of sweating still holds surprises—including how still, dry air can hinder cooling

The intent of perspiration was a enigma successful 1775, erstwhile English doc Charles Brian Blagden and a fewer inquisitive friends experimented connected themselves by spending clip successful rooms heated to much than 230°F (110°C). While the temperatures were blistery capable to navigator earthy nutrient placed successful those rooms, Blagden noted however quality bodies resisted the heat. Their halfway assemblage temperatures remained astir changeless arsenic sweat poured retired and evaporated.