Generally speaking, it refers to the first month of the lunar calendar or around the beginning of spring, usually from February to March in the solar calendar.

Beginning of spring refers to the beginning and entry of spring. China/kloc-the custom of 0/8 years old. The north is called receiving gods. Fujian, Taiwan Province and other places are the most popular. This day is the first day of the first month of the summer calendar, but the time is different every year. According to the emperor's calendar, people in China usually break dead branches before dawn. Spring breeze awakens everything, full of vitality, the human body corresponds to nature, the whole body metabolism is more and more vigorous, and the function is more and more active. Therefore, spring health should also adapt to this feature. The theory of traditional Chinese medicine is known as "spring is the season, and spring gas can pass through the liver", which guides us to adapt to the climate and adjust food, clothing, housing and transportation in spring.