why do blushing occur in cold weather? 1. main causes analysis. the main reason why blushing occurs in cold weather is accelerated. when the human body is stimulating in cold weather, in order to maintain normal body temperature, the body will generate heat and accelerate blood circulation through a series of physiological reactions. this process will cause the capillaries on the face to dilate, which will cause blushing. 2. analysis of specific factors 1. emotional tension or shyness. when people face tension or shy emotions, the secretion of hormones such as adrenaline will increase, causing facial blood vessels to dilate,...
second-rate
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