Is it summer now? What do you know about this day?

This is the first 1 1 solar term among the 24 solar terms of the lunar calendar, and it is also the fifth solar term in summer, marking the official start of the last month of summer. On this day, the sun reached longitude 105 degrees, and the weather began to enter a hot period, but it was not the hottest time yet, so this solar term was called Xiaoshu.

The main function of the traditional twenty-four solar terms is to guide agricultural production, so many folk customs related to solar terms are related to farming. At the same time, the ancients didn't have so many cooling devices now, and the sultry days were very difficult, so some customs would be related to heatstroke prevention and cooling.

Before and after the summer heat, agricultural production was mainly busy with field management except winter and spring wheat harvesting in Northeast China and Northwest China. Early rice is in the late filling stage, and early-maturing varieties should be harvested before the heat, and the field should be kept dry, moist and dry.

In summer, when the weather is hot, people tend to be restless, sleepy and lack of energy. Therefore, according to the characteristics of this season, in terms of health care, we should maintain the heart according to the corresponding relationship between the season and the five internal organs.