防寒从“头”起“头为诸阳之会”,是大脑神经中枢的所在地。头部皮肤虽较薄,但有丰富的血管和汗孔,体内的热量往往是从头部大量地往外散发。据医学科研人员测试,处于静止状态下不戴帽子的人,在气温15摄氏度时,体内的1/3热量从头部散发;4摄氏度时为2/3;零下10摄氏度左右时为3/4,这就是 Cold from the “head” from the “head for the meeting of the sun,” is the brain nerve center is located. Although the head skin is thin, but rich in blood vessels and sweat pores, the body’s heat is often mass outward from the head of the distribution. According to medical researchers test, people are not wearing a hat at rest under the temperature of 15 degrees Celsius, the body of 1/3 of heat emitted from the head; 4 degrees Celsius when 2/3; minus 10 degrees Celsius when the 3/4 ,This is