人的皮肤会不断自动调整体内外的湿度平衡。当体内水分多于体外时,体内的水分就会蒸发,导致皮肤缺水而引起皮肤干燥和瘙痒,如果不采取措施,就会导致皮肤红肿。冬季天气寒冷,空气湿度大大降低,皮肤水分容易流失。如果室内的暖气过热,空气会十分干燥,皮肤更易失去水分。冬季瘙痒 Human skin will continue to automatically adjust the humidity balance inside and outside. When the body more than water in vitro, the body will evaporate the water, leading to skin dehydration and cause dry skin and itching, if you do not take measures, it will lead to skin irritation. Cold weather in winter, air humidity is greatly reduced, easy to drain the skin moisture. If the room’s heating is too hot, the air will be very dry and the skin will lose moisture more easily. Itching in winter