What should you pay attention to when heating in winter?

Abstract: Winter is a season when our resistance is relatively weak, so we should pay special attention to our bodies. There are many things that we need to pay attention to in winter. We should avoid falling into misunderstandings such as closing doors and windows, holding in urine at night, covering our heads when sleeping, etc. We should pay attention to keeping warm when going out. Let’s take a look at misunderstandings about heating in winter, traveling in cold weather, etc. We need to pay attention to in winter. question. Misunderstandings about keeping warm in winter

1. Close doors and windows

After closing doors and windows, indoor oxygen will continue to decrease and carbon dioxide content will increase. If the carbon dioxide in the air exceeds 2%, it will cause headaches. , pulse slows, blood pressure rises. For example, if two people live in a room of 6-7 square meters with closed doors and windows for 8 hours, the carbon dioxide in the room can reach 3%-5%. At the same time, after closing the doors and windows, the pores of the human body's skin and the debris in the room will emit odorous gases, which can also make people dizzy and affect appetite and sleep.

2. Holding urine at night

The nights are long in winter, and some people hold back urine for a long time after going to bed because they are afraid of the cold and refuse to get up to urinate. Holding in urine has two bad consequences: first, it affects sleep; second, it easily causes urinary system infection. Especially for middle-aged and elderly people, holding back urine can cause physical and psychological stress and increase blood pressure.

3. Sleeping with your head covered

The air in the bed is turbid and oxygen is scarce. If you fall asleep with your head covered, you will have chest tightness and nausea, or you will wake up in your sleep and sweat. The sleep effect will be very poor. No, I feel dizzy when I wake up the next day.

4. Wear a mask to keep warm

Many people often wear masks in winter to keep warm and prevent diseases. The result of this is that the respiratory tract is not stimulated by cold air, but the resistance to disease is reduced. Some surveys have found that people who wear masks for a long time are 2.7 times more likely to suffer from upper respiratory tract diseases such as colds in winter and 4.2 times more likely in spring than those who do not wear masks.

5. Wear a lot of clothes

Winter is coming. Many people will add a lot of clothes to keep warm and remind people around them to wear more clothes. However, it is cold in winter and is not suitable for exercise people. It will make you lazy. Wearing too much is inconvenient and not conducive to the heat generated by exercise, resulting in the loss of basic exercise. It is better to exercise more than to stay in it longer.

6. Drink hot tea to keep warm

Many people believe that drinking hot tea on cold days can increase body heat. As everyone knows, hot tea entering the human body can accelerate blood pressure circulation and increase heat dissipation on the body surface. At the same time, tea has a diuretic effect and can increase urination, allowing heat to be excreted through urine. So you will feel colder after drinking hot tea.

Winter heating tips

1. Be careful of improper ways to keep out the cold

Improper ways to keep out the cold include wearing thin clothing, keeping doors and windows closed without ventilation, getting into bed and covering your head Sleep and wait. Young people who like fashion must pay attention to adding or removing clothes in time when entering or leaving an environment with a large temperature difference between indoors and outdoors. When it's cold, don't show your legs or wear thin clothes just for the sake of fashion.

2. Dry your bedding frequently

As we all know, air is a poor conductor of heat, and its heat dissipation coefficient is only 0.027. Therefore, increasing the amount of air inside the bedding is equivalent to increasing the warmth retention capacity. The bedding becomes fluffy after being exposed to the sun, which not only increases the amount of air, but also increases the thickness. Therefore, I always feel warm when covered with a sun-bathed quilt.

3. Maintain appropriate temperature and humidity

For example, lighting a stove indoors and setting up heating or air-conditioning equipment, etc., so that the indoor temperature is always between 18°C ??and 20°C, and the relative humidity is between 50 and 60%. For the best. People should not stay in an environment below 10℃ for a long time. In addition, carrying out sports activities such as long-distance running in winter can not only enhance physical fitness, but also improve the body's tolerance to cold.

4. Doors and windows should not be too closed

In winter, many people close their doors and windows tightly and never leave the house. Due to closed doors and windows, indoor air circulation is poor, resulting in dirty air, which can easily cause symptoms such as dizziness, sweating, dry throat and pain, chest tightness and discomfort. In winter, you need more ventilation indoors to ensure fresh air and sufficient oxygen. In winter, windows should be opened for ventilation 2 to 4 times a day, for about 10 minutes each time.

Heat-warming diet in winter

1. Eat chocolate

An Italian experiment shows that eating chocolate can improve blood flow in the feet. Cocoa, the raw material of chocolate, contains polyphenols with strong anti-acidification properties. Under the influence of this substance, it can dilate blood vessels and increase the concentration of nitric oxide in the blood. Nitric oxide can effectively promote blood flow, and may be able to Thereby improving the blood flow in the feet. In addition, people have also found that certain polyphenols contained in chocolate have the effect of removing active acids from the blood and maintaining blood vessel health.

2. Drinking hot milk warms the stomach

Milk is one of the best sources of high-quality protein, riboflavin, potassium, calcium, phosphorus, vitamin B12, vitamin D and other human nutrients. First, these nutrients can provide the intestines and stomach with a variety of nutrients needed. Winter is the best season for gastrointestinal energy storage. Drinking more hot milk can not only warm the gastrointestinal tract and keep the whole body warm, but also provide the body with abundant calcium. At the same time, the protein in milk contains 9 essential amino acids, and the fat particles are small, highly dispersed, and highly digestible.

3. Take hot porridge in the morning.

Take hot porridge in the morning. It is advisable to go on a diet at dinner to nourish stomach qi. When the weather is cold, getting up early in the morning and drinking a bowl of hot porridge can help keep you warm, increase the body's ability to resist cold, and prevent colds.

For people with throat discomfort, inflammation and pain, warm porridge can moisturize the throat and effectively relieve the discomfort.

4. Eat more red dates

Eating more red dates in winter can not only nourish qi and blood, but also play a role in fighting cold. Lack of iron in the blood of the human body will make the body sensitive to cold. Therefore, to prevent cold in winter, you can eat more red dates to increase iron intake, thereby improving the body's cold resistance. In addition, red dates contain rich nutrients such as protein, fat, sugar, organic acids, vitamin A, vitamin C, trace calcium and various amino acids. They are not only delicious, but also a good nourishing medicine, which can strengthen muscles and bones, nourish blood and promote qi, and nourish the body. Moisturizing effect.

5. Mutton and ginger are the most warming.

This is the best time to take supplements in winter, and mutton and venison are very good cold-repelling foods. In addition, in the cold season, you can increase the amount of spicy food to keep out the cold. For example, ginger contains aromatic volatile oils, peppers contain capsaicin, and pepper contains piperine. They are all spicy foods. Eating them appropriately in winter can not only increase appetite, but also promote blood circulation. circulation to improve the ability to withstand the cold.

6. Calcium and iron supplements

Supplementing foods rich in calcium and iron can improve the body's ability to resist cold. Because the amount of calcium in the human body can directly affect the flexibility and excitability of the myocardium, blood vessels and muscles; iron deficiency in the blood is an important cause of iron deficiency anemia, which often manifests as low heat production, low body temperature, etc. Milk, bone broth, etc. are all good choices. In addition, fresh fruits and staple foods are also indispensable. Eat more fruits that promote body fluids such as grapefruit and apples.

Anti-freezing measures for winter travel

1. Don’t put your hands in your pockets

Tim Hachev, an expert from the British Chiropractic Association, said that don’t put your hands when walking in winter Instead of putting your hands in your pockets, you should put on gloves and swing your arms. This can activate your arm muscles, improve blood flow in your arms and hands, make your body heat up, and keep you warm.

2. Warm your feet first to keep warm

Cold starts from the feet. Once the feet catch cold, it is easy to cause colds or low back and leg pain. Therefore, it is particularly important to keep the feet warm in winter. Keep your feet warm with suitable shoes and socks. The size of the shoes should be slightly larger, it is best to use a pair of cotton insoles, and there should be some space for your feet inside. Secondly, the soles of the shoes should be slightly higher, which can insulate the cold ground from the cold. In winter, it is best to soak your feet in warm water every day, walk for more than half an hour, and rub your soles morning and evening.

3. Wear dark clothes

It is advisable to wear dark clothes to maintain health in winter. Research shows that black clothes absorb 88% of solar radiation, army green 57%, and white 20%. Therefore, dark clothes can help the human body gain more heat and have the function of keeping warm.

4. Prevent the cold and keep warm

Those who choose to play in the snow and enjoy the snow route should especially be prepared to keep warm and prevent frost. The outermost layer of clothing should be windproof, and you can choose clothing made of down, woolen, or fur. You must wear a hat when going to cold places, because more than 50% of the body's heat is lost from the head and neck. It is best to prepare antifreeze ointment.

5. Preparation of medicines

The weather in winter is cold and it is easy to catch a cold, so you should prepare medicines that are easy to carry and treat colds when traveling. In addition, the climate in the north is dry, so it is recommended that tourists from the south prepare heat-clearing granules such as Xia Sang Ju.

6. Prevent Snow Blindness

Snow is highly reflective, so you need to wear sunglasses when going out to protect your eyes. If you unfortunately suffer from snow blindness, you should immediately go to a dark place, blindfold your eyes, and put an ice-wet cloth on your forehead to prevent the high temperature from exacerbating the pain. Let your eyes slowly recover after a period of time.

7. Keep scarves warm without covering your nose

Many women like to wrap their mouths and noses with scarves to reduce the discomfort of inhaling cold wind and freezing noses. However, scarves often have fine fluff. Or fiber, there will also be some bacterial particles, which can be easily inhaled into the body and cause respiratory infections. The correct approach is to expose your nose and mouth when wearing a scarf to keep breathing smooth. If the weather is not severely polluted, it is best not to wear a mask. Wearing a mask all day long will not exercise the mucous membrane of the nasal cavity and the entire respiratory tract, and the ability to handle cold air will be artificially weakened. If you catch a slight cold, you will easily catch a cold. .

8. Don’t be exposed to the sun for too long

The sun in winter is comfortable and warm. It is a good thing to spend some time in the sun every day, because proper exposure to the sun is beneficial to the body’s absorption of calcium. , but there is a certain degree of sun exposure. If the time is too long, it will be harmful to the body. Excessive sun exposure will damage the skin, destroy the body's natural barrier, and cause the atmosphere to become cold.

9. Do more exercises to avoid the cold

Strengthen physical exercise, such as jogging, mountain climbing, etc. Exercise can promote blood circulation in the body, strengthen metabolism, and improve symptoms such as insufficient blood circulation in nerve endings. It is appropriate to sweat slightly during exercise. Strengthen hand and foot movements in daily life, such as rubbing your hands frequently and moving your ankles more during work and study. People who sit or stand for long periods of time must pay attention to exercise during work and do more hand, foot and waist activities to enhance blood circulation.

10. Ski safety

Skiing is a fast and highly technical sport that is prone to accidental injuries. Therefore, tourists should choose ski resorts with complete safety protection facilities. You should also be equipped with complete personal protective equipment, abide by the rules and regulations of the ski resort, and enter the slopes that are equivalent to your own skiing level.

Before skiing, you should learn some basic medical knowledge and first aid knowledge, such as treatment of injuries, measures to be taken after fractures, etc. If you find that someone else is injured, do not handle or move it casually, and report it to the ski resort rescue personnel as soon as possible.

11. Keep the camera warm

Cameras and video cameras with electronic shutters will suffer from "malfunction" problems such as the battery being easily "discharged" and the shutter being unable to be pressed when the temperature is below -20°C. . Therefore, after shooting outdoors, you should promptly put the camera into your coat pocket to "keep it warm" and take it out when needed. In addition, prepare more batteries.

12. Hot spring bath details

It is advisable to control the time of soaking in hot springs for 20 to 30 minutes each time. If the soaking time is too long, dizziness and general weakness may easily occur. Hot spring bathing is also a medium-intensity exercise, which can fully relax the body and mind, but at the same time, sensitivity and concentration will also be reduced. Therefore, self-driving tourists must rest for more than two hours before driving.