Why is there a saying of four or nine days?

"April 9" means entering the cold weather from winter to the future, and the fourth nine days are called "April 9".

A folk solar term in China, also known as "Winter Nine", starts from the winter solstice and is called "Jiaojiu". Since then, every nine days is a unit called "99". After waiting for 9 "Jiujiu", it adds up to 8 1 day, which is called "Chu Jiu", which is the season of warm spring in bloom.

From counting to nine, it really entered the coldest winter of the year. That is, from the winter solstice to the Sunday, a "nine" is counted every nine days until the "nine-nine" of 81 days, which roughly includes the three-month winter in the Gregorian calendar. Forty-nine days is four nine days from the winter solstice, that is, thirty-six days, lasting nine days. Among them, Sanjiu and Jiu Si are the coldest.

Extended data:

Matters needing attention in four or nine days:

The four or nine days coincided with the cold solar terms, which was even worse. At this time, it is the turning point of a year when the cathode is flourishing, and it is the best opportunity to maintain and accumulate energy. It is necessary to pay attention to the way of Tibetan cultivation and timely tonic, so that the human body can easily absorb foreign nutrition and play its nourishing role. So at this time, keeping warm is very important.

The cold weather in April and September is the season when vitality lurks and the sun hides. At this time, people can eat more mutton, beef, sea cucumber, white radish, yam, potatoes, Chinese cabbage, spinach, apples, longan and other foods. These foods have the same origin as medicine and food, and can be easily absorbed when eaten properly, and can increase nutrition, dispel cold and strengthen the body. In addition, on the basis of food supplement, winter tonic cream can also be supplemented according to doctor's advice to increase nutrition in the body.

In addition, the 49-day exercise is mainly soothing and should be carried out indoors as far as possible. If you really want to go out for a walk, wait until the sun rises completely, which is called the sunniest in Chinese medicine. For 49 days, people should pay attention to the combination of work and rest, and don't make the body too tired.

References:

People's Network-Looking at willow trees along the river in May, 969 ... What do you know about the number nine?