The last solar term in autumn. When the sun reaches longitude 2 10 degrees, it is the first frost. It means that the weather gets cold and the first frost appears, marking the end of autumn and the beginning of winter. However, China has a vast territory, and the climate varies greatly from place to place. "The first frost in the first frost" is not reflected in all areas. The first frost is the beginning of the transition from autumn to winter, and the lowest temperature can reach about zero degrees Celsius. There is a saying that "the cold dew is not cold, and the first frost weather changes."

The first frost has four lines of defense.

After the first frost, the weather will gradually get cold, and this period is also the transition from autumn to winter.

Because the climate is dry at this time, the weather is changeable, the temperature is often high and low, and people with weak constitution are prone to diseases.

1

Prevent autumn dryness

Drying in autumn is easy to hurt body fluids, and when body fluids are consumed, dryness will occur. Hu Sihui, a physician in the Yuan Dynasty, said in "Eating while Eating is Right": Autumn is dry, so it is appropriate to eat and moisten it. Therefore, you should eat more soft foods such as sesame, honey, tremella and vegetables, as well as fruits rich in water such as apples, grapes and bananas to nourish yin and moisten the lungs.

2

Moisture-proof pathogen

There is more rain in autumn, so it is necessary to prevent physical discomfort such as edema or diarrhea caused by dampness. If the spleen is injured by moisture, it will lay a curse for the onset of diseases such as chronic bronchitis in winter. Therefore, we should eat more moisture-removing foods such as lotus seeds, coix seed, wax gourd, lotus root and yam.

three

Prevention of autumn depression

To maintain health in autumn and prevent autumn depression, first of all, we should not break the law of life at will and maintain a good mood; Secondly, we should eat more high-protein foods, such as milk, eggs, pork, mutton and beans. We should also take part in some healthy recreational activities, such as singing, dancing and climbing mountains.

four

Beware of thief wind

The temperature difference between morning and evening in autumn is large, and the heat and cold are abnormal, which often makes people unprepared. Thief wind often takes advantage of the situation and makes people sick, which is called thief wind in Chinese medicine. So be sure to keep warm, especially for middle-aged and elderly people. For young women, leg warmth also needs special attention.