冬至一阳生,物极必反,情感亦如是。冬至吃饺子的习俗起源很早,据说源自汉末名医张仲景。东汉末年延至三国魏晋是中国历史上的一个寒冷期。在此之前,自春秋历整个西汉,都是较温暖的时期,但是到了东汉晚期,气候开始变化,趋于寒冷,估计变化的较快,大多数人都不能很快地适应,大批人死于伤寒。张仲景是长沙太守,长沙尚且如此,北方就 Winter solstice a Yangsheng, things will be the opposite, the same emotion. The origins of the winter solstice dumplings originated very early, is said to have originated in the late Han Zhang Zhongjing doctors. The Eastern Han Dynasty was extended to the Three Kingdoms Wei and Jin Dynasties is a cold period in Chinese history. Prior to this, since the Spring and Autumn Period throughout the Western Han Dynasty, are more warm period, but by the late Eastern Han dynasty, the climate began to change, tend to be cold, it is estimated that changes are fast, most people can not adapt quickly, a large number of people died Typhoid fever. Zhang Zhongjing is Changsha prefect, Changsha Shangru case, the North on