The earth goes around the sun, and it takes a year to complete a circle. A year is divided into December, and the 24 solar terms are closely linked. According to the Gregorian calendar, these two gases will not change every month. The first half of the year is June 2 1 day, and the second half is August 23 every year. These are festivals, and the difference is only one or two days.

There are 24 sections in turn, and the following formulas are recorded in my mind: a slight cold followed by a severe cold in January, rainy days in beginning of spring in February, spring equinox in March, Qingming day in Grain Rain in April, long summer in May, summer solstice in June, summer solstice in July, early summer in autumn, autumn equinox in September,1frost dew in early October,1/kloc- Come on.

Health care preventive measures

Try to be cheerful, especially avoid anger. Scientific research has found that happiness can increase liver blood flow and activate liver cells. Anger not only hurts the liver, but also is the most taboo emotion of ancient health-preserving families: "Anger leads to prosperity, and rebellion leads to spirit."

By venting and transferring, you can also eliminate anger and keep your spirit happy. New scientific research shows that actively thinking about some fun and interesting things will increase the secretion of endorphins and make people feel happy.