Xiaoxue is the second solar term in winter. After this solar term, the yin and cold continue to increase and the animals begin to hibernate. The health preservation before and after the snow is mainly about storing essence and nourishing the kidneys.

In winter, the five internal organs belong to the kidney, and black enters kidney meridian , so it is advisable to eat more black food before and after the snow. Moreover, most black foods are mild in nature and taste. Eating them more can cause salivation and keep cold and have good health care functions [1].

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1.black wolfberry
black wolfberry contains 27 kinds of anthocyanin [2], anthocyanin can antioxidant and protect the eyes. Black wolfberry is rich in antioxidant substances such as wolfberry polysaccharides, vitamin E, β-carotene and flavonoids . Eating more for women can help nourish the skin.

2. Black Bean
Black Beans also have high content of anthocyanins and vitamin E. Both of these are good antioxidants and can help remove free radicals in the body. Black beans are also rich in dietary fiber, which helps with laxatives. But it should be noted that black beans are high in purine foods, and those with high uric acid should be eaten with caution.

3. black rice
black rice is rich in magnesium, potassium, calcium and other trace elements . The dietary fiber content is three times that of rice. It also contains the longevity element - selenium, which is rich in nutritional value.

4. Black Sesame
Many people know that eating black sesame can blacken hair. Not only that, it can also nourish the liver and kidneys, moisten dryness and relax bowel movements, replenish blood and relax bowel movements [3].

5. Black fungus
is prone to cardiovascular and cerebrovascular diseases , black fungus helps protect cardiovascular and cerebrovascular.

Recommended recipe: Milk black bean porridge
Ingredients: black beans, black rice, glutinous rice, red beans, milk a box
Method:
1. Clean the ingredients, soak 8 hours in advance, then pour them into the rice cooker together, add appropriate amount of water, and choose the porridge cooking mode.
2. After it is cooked, pour in the milk and mix well, and then cook for 10 minutes.

Do 3 things:
1. Moxibustion
After the light snow, the climate will further change, cold evil can easily invade and make people sick. As the saying goes, "Where evil gathers, the qi will be weak." Moxibustion has the effect of warming yang, and it is a good time to apply moxibustion during the solar term. However, it should be noted that you should not operate at will, and you should find a professional Chinese medicine practitioner.

2. Foot soaking
Every night, insist on soaking your feet in hot water at about 40℃ can stimulate the acupoints in the soles of the feet, help strengthen your physical fitness, and better deal with severe cold weather.
These people are not suitable for foot soaking:
·Venous thrombosis patients
·Artificial occlusion ischemia patients
·Diabetic patients

33. Increase and decrease clothing according to the temperature
Hold cold in winter, and you should not blindly pursue wearing too much or thick clothes, because it is appropriate to feel that you are not cold. As the saying goes, "If you want to be comfortable, take it hard", you can prepare a few more winter clothes and add or reduce them as appropriate, and do not try to save trouble.

"1 no":
Don't stay up late
Working at sunrise and entering and resting at sunrise is the most in line with the natural laws of daily life. Staying up late can easily damage the kidney meridian. Sleeping at night is like staying up late. Health care in winter is about "hiding", while staying up late is easy to "reduce" and will lose yang energy.

References:
[1] Shi Zhuguo. Winter solar term and dietary health (I)[J]. Modern health, 2014(21):53-54.
[2] Li Jing, Yang Fang, Luan Guangxiang, Dong Qi, Wang Honglun, Hu Na. Research progress on anthocyanins components and their pharmacological effects of black fruit wolfberry [J]. West China Pharmacy Journal, 2022, 37(03):331-336.
[3] Desheng. Black sesame that nourishes the liver and kidneys and moistens the five internal organs [J]. Opening is beneficial - seeking medical treatment, 2021(03):47.