When did you start counting to nine?

The number nine begins at the end of winter in 65438+February of Gregorian calendar and ends on Everyone's Day. Jiujiu, also known as Winter Jiujiu, is a folk solar term in China.

There is no exact information about when the custom of counting nine originated. However, it was popular at least in the Northern and Southern Dynasties. "Liang Chao Shu Jing Chu Chun Qiu" records: "The winter solstice is 998 1 day, which is the end of cold." Count nine cold days, that is, count nine every nine days from the winter solstice to the eighty-first day, and the weather will warm up.

Extended data:

Nine cold days, biting north wind, is the season of frequent diseases. At this time, if you can eat more cold-resistant foods that help improve immunity, it will be beneficial to prevent some diseases. Foods that help strengthen the body's ability to resist cold and prevent diseases are:

Meat, eggs, milk

According to the daily intake of protein recommended by nutritionists 1.0 ~ 1.2g/kg body weight, the winter should be dominated by high-quality protein, including milk, eggs, meat, beans and their products. High-quality protein contains a lot of essential amino acids, which is an important part of nucleoprotein, hormone, enzyme and antibody, and also an important source of maintaining "heat".

In particular, mutton is sweet and hot, which has the effects of invigorating qi and tonifying deficiency, warming the middle and lowering the temperature, and is also beneficial to prevent lung infection, bronchitis, asthma, anemia, soreness of waist and knees and various deficiency-cold syndromes.

pepper

Pepper is rich in carotene, protein, fat, vitamin C, calcium, phosphorus, iron and other nutrients. Studies have found that capsaicin contained in pepper can increase gastric acid secretion, enhance appetite, and also make people's heart beat faster, open pores, expand skin capillaries, and accelerate blood flow, which can play a "warm body" role. jujube

Jujube contains protein, sugars, organic acids, vitamins and trace elements. Eating red dates regularly can prevent qi and blood deficiency, malnutrition, spleen and stomach weakness, protect the liver, and enhance muscle strength and immunity. Welsh onion

Welsh onion can dispel wind and relieve exterior syndrome, clear lung and strengthen stomach, and soften blood vessels. Eating more green onions in winter and spring is beneficial to prevent respiratory and digestive diseases and arteriosclerosis.

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People's Health Network-Jiutian Diet Health Care