Is it getting dark earlier and earlier after winter?

Is it getting dark earlier and earlier after winter?

Does it get dark earlier and earlier after winter? We know that there are 24 solar terms in a year. Every solar term contains the laws of the natural environment. What are the main changes in the weather when we arrive in early winter? Let's see if it gets dark earlier and earlier after winter.

Is it getting dark earlier and earlier after winter? Is early winter the solstice of winter?

Beginning of winter is not a solstice winter.

Although beginning of winter and winter solstice are both described as "winter", they are two different solar terms. Beginning of winter solar term is the first solar term in winter, and the winter solstice solar term is the fourth solar term in winter. The annual beginning of winter time in Gregorian calendar is around 1 1.7. The winter solstice is about 65438+February 22nd in the solar calendar, so these two solar terms are basically different.

Is it getting dark earlier and earlier after winter?

After beginning of winter, the days will get shorter and shorter, so it gets dark earlier and earlier. After the winter solstice, the days begin to get longer and the dark hours become later.

In the geographical winter solstice, the sun moves to 270 degrees of the yellow meridian, and the sun shines directly on the tropic of cancer (also known as the winter solstice daily line), and the sun is most biased towards the northern hemisphere.

Therefore, for us in the northern hemisphere, the day is the shortest and the night is the longest. The winter solstice is also the lowest day of the year.

From winter to the future, the direct sun gradually moved northward, and the days gradually became longer until the summer solstice (the longest day in the northern hemisphere) repeated.

For people in the southern hemisphere, the situation is just the opposite. When they are on the solstice of hot summer, we are in the cold winter. The winter solstice in the southern hemisphere has the longest days and the shortest nights.

How to keep healthy after beginning of winter?

1, prevention of nasal congestion: wipe your nose with cold water in the morning.

After beginning of winter, "cool and dry" became more obvious, and rhinitis became a big problem for many people. You may want to use a cold nose and wipe it with cold water every morning or before going out. Washing the nose with cold water every morning and evening is helpful to enhance the immunity of nasal mucosa and is a good way to prevent rhinitis.

2, to prevent the neck from catching cold: wear a stand-up collar to keep out the cold.

Autumn and winter are the high incidence seasons of cervical spondylosis. According to experts, the neck is the "fortress" of the human body, with dense blood vessels and many important acupoints. Dai Liling can not only block the cold wind, but also prevent the blood vessels in the head and neck from contracting due to cold, which is conducive to preventing hypertension and cardiovascular diseases.

3, anti-lung cold: drink hot porridge to eliminate cold.

Cold is the most common disease in winter. Experts say that if the symptoms are mild, you can choose some ingredients to relieve lung discomfort and colds. There is a song that says, "Cook a few glutinous rice into soup, seven onions and seven slices of ginger, and mix them with half a cup of vinegar after cooking. Cold and cold are safe. "

4. Prevent the waist from catching cold: knead the waist with both hands and regulate kidney yang.

According to experts, rubbing the waist with both hands helps to clear the pulse, strengthen the waist and spine, and strengthen the kidney. The waist is the place where "the pulse is transported", especially the lower back on both sides of the spine is the kidney. Kidney likes to keep warm, not cold. Regular massage can warm kidney, strengthen yang and dredge qi and blood. The specific method is: after rubbing your hands, press them tightly on your waist and eyes, stop for a while, and then rub them down to the coccyx. Once in the morning and once in the evening, 50- 100 times each time.

5, to prevent cold feet: often soak your feet.

Pay attention to three points when washing feet: first, the temperature, the water temperature should be around 40 degrees Celsius, and the ankle should be filled with water; The third is foot massage. The second is time, soaking for 20-30 minutes each time, heating water from time to time to keep the water temperature; The third is massage. After soaking, rub your toes and soles for 2 to 3 minutes. Finally, it is best to fall asleep within half an hour after finishing the above three points to ensure the effect of foot bath. In addition, don't wash your feet immediately after meals, and the temperature of soaking water for diabetic patients should not be too high.

Is it getting dark earlier and earlier after winter? What should beginning of winter eat?

Chinese yam

Yam is not only the food on people's table, but also a Chinese herbal medicine. Yam is delicate, not only delicious, but also nutritious. Chinese medicine believes that yam is dry and flat, which has the medicinal value of regulating diseases, especially the effect of nourishing stomach and strengthening spleen. It is a very suitable food for health preservation in winter.

sweet potato

Sweet potato is a delicious and nutritious natural nourishing food. As a supplement to grain, it is rich in dietary fiber and micronutrients. In addition, it is pointed out in ancient Chinese medicine that sweet potato has the miraculous effect of tonifying deficiency and qi, strengthening spleen and tonifying kidney.

pear

Pear is not only sweet, sour and juicy, but also nutritious, containing a variety of vitamins and minerals, as well as phytochemicals with antioxidant effects. Chinese medicine believes that pears have the effects of moistening the lungs, promoting fluid production, relieving cough and resolving phlegm, so many people will cook some rock sugar Sydney in winter to relieve cough.

basin

Porphyra is an edible marine red algae with rich nutrition. It not only contains more carotene and riboflavin, but also contains much more protein than kelp. Its vitamin A can protect people's eyesight, and it is also an effective antioxidant, which can moisturize people's dry skin in winter.

Chinese chestnut

Chestnut is one of people's favorite street snacks, and its soft and waxy taste is very popular with people, especially in winter, both children and women will buy one in the street. It is not only a delicious food, but also rich in nutrition. Chinese medicine points out that chestnuts are sweet and warm, and have the miraculous effect of promoting blood circulation and stopping bleeding. It is very helpful for women with cold hands and feet and weak body in winter.

nut

Nuts contain a lot of unsaturated fatty acids, which can help us lower blood lipids and effectively suppress hunger. In addition, nuts are rich in vitamin E and trace elements needed by human body, which is the first choice for people to prevent diseases and supplement nutrition.

Chicken (as food)

In the cold winter, people need to supplement more energy, and the contents of vitamins and protein in chicken are relatively high, and chicken is easily absorbed and utilized by human body, so long-term consumption has the function of strengthening the body.

Eggs (of hens)

If eating chicken often has many benefits, then eggs are the essence of chicken. Eggs have higher quality protein than chicken, which is not only nutritious, but also contains methionine, which is an essential amino acid for human body.

mutton

In winter, mutton stands out among many meats. The most common mutton method is hot pot. Eating a bite of mutton and drinking a bowl of hot mutton soup in winter is definitely a pleasure. It has a unique flavor, can also keep out the cold, and has therapeutic and nourishing effects on common symptoms such as cold, cough, physical weakness, etc. It is most suitable for eating in winter.

Chinese dumpling

Of course, jiaozi is indispensable for beginning of winter's tonic. Jiaozi is a snack with a long history and is very popular with the boss's surname. Moreover, jiaozi can pack all kinds of stuffing, such as mutton and carrot stuffing, celery and pork stuffing, and corn and shrimp stuffing. A variety of ingredients are mixed and mixed, and the nutrition is more balanced. No wonder there is a folk saying that "it's delicious but jiaozi".