Is the winter solstice the coldest day of the year?

The solstice in winter is the longest night in a year.

In ancient China, solar terms of the winter solstice were attached great importance. There was a saying that the winter solstice was as big as a year, and there was a custom of celebrating the winter solstice. The winter solstice is the longest night in a year, and then the days become longer.

On the winter solstice, the direct position of the sun on the ground reaches the southernmost point of the year and almost directly reaches the Tropic of Capricorn (23 26' south latitude). On this day, the northern hemisphere gets the least sunshine, 50% less than the southern hemisphere. The days in the northern hemisphere are the shortest, and the farther north they are, the shorter they are.

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During the winter solstice, we should pay attention to the proportion of nutrition, the reasonable collocation of carbohydrates, protein, fruits and vegetables, and appropriately increase the intake of high-calorie foods to prevent the increase of body consumption caused by the gradual decrease of temperature, such as various meats, eggs and dairy products.

In addition, it is also a good choice to eat more warm food in cold days. Simply put, when cooking food, you can appropriately increase the proportion of seasonings such as onion, ginger, garlic, pepper and pepper. The characteristics of warm hair can improve the enthusiasm of human body and make people feel warm.

After the solstice in winter, the weather will gradually get cold. As the temperature drops, everyone should pay attention to keep warm and cold. Clothes and trousers should be warm, soft and loose, and should not be worn too tightly to facilitate blood circulation. Especially friends with hypertension, coronary heart disease, cerebrovascular disease and arteriosclerosis should pay more attention to cold protection to prevent cardiovascular and cerebrovascular accidents caused by cold weather.

Proper exercise can improve the yang of human body, promote blood circulation and dispel cold. However, when exercising in winter, we must pay attention to the time from sunrise to sunset and avoid outdoor exercise in foggy and windy days.

Sleep should also pay attention to the characteristics of winter storage, so that early to bed and late to nourish the spirit. Soaking in warm water with a water temperature of about 40℃ for 20 minutes before going to bed can effectively improve the cold feeling of lower limbs. Chinese medicine has always said that "the lower body is warm and the whole body is suitable". Soaking feet is an effective and simple way to keep the lower body warm, and it also makes people fall asleep more easily.

People's Health Network-"The Solstice of Winter" has arrived and the sun has risen.

Baidu encyclopedia-winter solstice