Lidong, the nineteenth of the twenty-four solar terms, falls between November 7 and 8 in the Gregorian calendar. In the winter, the sun has reached 225 degrees of ecliptic longitude, and the amount of solar radiation obtained in the northern hemisphere is getting less and less, but because the heat stored on the surface in the second half of the year at this time still has a certain amount of energy, the early winter is generally not too cold. Northeast and north winds prevail in winter. Lidong is a seasonal solar term, indicating that winter has entered since then. Standing, building the beginning also; winter, final also, all things collection also. Standing in winter means that anger begins to be closed, and everything enters a state of recuperation and collection. Its climate also changes from a rainy and dry autumn to a rainy and cold winter climate. Lidong is the first festival of winter and represents the beginning of winter, and this year's Lidong is November 7.
Meteorological changes
After the winter, the sunshine time will continue to shorten, and the noon sun altitude will continue to decrease. Over time, cold air activity becomes more frequent and the downward trend in temperature accelerates. In the southern region, from the winter solstice to light snow, there will often be wind and sunny, warm and comfortable "Xiaoyang Spring" weather, north of the Qinling Huai River, cold air frequently appears, cooling has become the norm in this season. In the northeast and northwest regions, at this time, it is already a scene of heavy snow, especially in the northeast Heilongjiang region, which is already extremely cold, and it has entered winter long before the arrival of winter. The autumn red and yellow scene in the northwest has not completely faded, but the snowflakes have fallen.
Traditional customs
Lidong is a seasonal solar term, which is collectively known as the four li, together with lichun, lixia and liqiu. Lidong is the first festival of winter and represents the beginning of winter. The twenty-four solar terms are the products of the ancient agricultural civilization, agricultural production is closely related to the rhythm of nature, and all the crops in the autumn during the winter season are harvested and stored in the warehouse. People who have worked for a year take advantage of the day of lidong to take a break and reward the family's hard work for a year. There is a proverb that "make up for winter, make up for the emptiness" is the best metaphor. Lidong is a very important festival, and there are customs such as ancestor worship and drinking feasts in some parts of China. Winter is the turn of autumn and winter, so dumplings at the time of "handing over" children cannot be eaten. Nowadays, people have gradually revived this ancient custom, and on the day of winter, all kinds of dumplings are sold very hot. Why does LiDong eat dumplings? Autumn harvest and winter storage, this day, to improve life, I chose "delicious but dumplings". Therefore, there is a saying in the Book of Rites that "eating melons is also sacrificing first". Winter solstice, ancient Chinese customs of "winter solstice festival". LiDong eats dumplings, because dumplings look like ears, people think that eating it, winter ears will not be frozen.
Literary mood
Lidong is a typical solar term that expresses climatic characteristics, and "Lidong" has also become the key word of many poetry, songs, and folk proverbs. As the proverb goes, "Li Dong makes up for winter, makes up for the emptiness of the mouth", in ancient times, farmers worked for a year, using the day of Li Dong to rest, and by the way, to reward the hardships of the family. On the day of LiDong, chickens are slaughtered or supplemented with other nutritional products. "Li Dong doesn't cut vegetables, you don't blame him if he freezes!" It is the so-called "spring planting and summer long, autumn harvest and winter hiding".
Winter represents the coming of winter and means the last season of the year , the beginning of winter. "The autumn wind blows away the old Tingke, and the yellow leaf DanFeng guests pass by." A little Zen lamp half round moon, this evening is more cold than last night. "The Ming Dynasty Wang Zhideng's "Li Dong" describes the scene and even climatic characteristics of early winter appropriately. The contemporary poet Zuo Heshui also has a poetic cloud: "The north wind is cold and cold, and the sparse wood shakes the air and is half green and yellow." Levees are built everywhere to prevent drought and flooding, and thousands of families are sunbathing for winter storage. ”
Living and wellness
After the beginning of winter, the sunshine time will continue to shorten, and with the passage of time, cold air activity will become more and more frequent, and the downward trend of temperature will accelerate.
In terms of living, people should go to bed early and get up late to ensure adequate sleep, which is conducive to the storage of yang qi and the accumulation of yin essence.
In terms of emotions, we should try to be quiet and quiet, have less desire, and participate in more entertainment activities, which can eliminate the low mood in winter and lift the spirit.
In terms of exercise, you can exercise in a sunny place, in the morning light, to feel comfortable and happy as well.
In terms of diet, we should pay attention to eating less raw and cold and eating more warm and heavy food. For example, Chinese cabbage, radish, sweet potato, potato, tofu, fungus, etc., these foods are rich in vitamins can effectively supplement the needs of the human body. In addition, in winter, it is advisable to drink more warm water, so that it can also be moisturized while nourishing the yin. As appropriate, you can choose lilies, white fungus, goji berries, turtles and other yin foods to boil soup or stew.