Introduction of cold dew solar terms

Cold dew solar terms are introduced as follows:

Cold dew is the Mid-Autumn Festival spirit in the 24 solar terms of China lunar calendar. Literally, "cold" means cold, and "dew" means that water vapor near the ground condenses into dew. The cold dew solar terms reflect the climate change characteristics in most parts of China, that is, the temperature begins to drop, the summer heat gradually disappears, the autumn cold gradually reveals, and the cold and hot alternate, so that everything enters autumn scenery, the days gradually shorten, the nights gradually lengthen, and the temperature difference between day and night will increase.

The ancients in China divided the cold dew into three stages: one stage was the swan goose; Second, the sparrow enters the water and becomes a clam; Three chrysanthemums have yellow flowers. In the cold dew season, China Nanling and the vast areas north of it have entered autumn, the northeast has entered late autumn, and the northwest has entered winter or is about to enter winter.

At this time, the climate is getting colder and the temperature is dropping day by day. The public should eat more sweet, light and moist food in diet conditioning to prevent "autumn dryness" from hurting people.