In winter, in order to keep warm, many families often turn on the heating or air conditioning very warm, or even a little hot.
However, long-term doors and windows closed, coupled with heating and air conditioning heating, indoor temperature is high, the air is dry and not circulation, easily lead to decreased immunity, leading to irritability, nasopharyngeal dryness, dizziness, weakness.
These symptoms are medically termed 'fever sickness'.
Symptoms of fever
Respiratory system
Indoor temperature is too high, and the outdoor temperature is too low, the temperature difference is too large, so the door you need to take off the coat, remove the hat and scarf, and go out and must be fully armed.
In this case, the human body is easily affected by the cold, and the warm, dry environment makes people's immune function decline, it is easy to cause a cold.
A long time in a warm and dry room, will make people lips chapped, nasopharyngeal dry.If not replenish the water, will lead to respiratory mucosal secretions reduced, dust, germs, etc. will take the opportunity to attach to the mucous membrane, stimulate the throat, trigger cough , But also easily lead to upper respiratory tract infection, bronchitis, bronchial asthma and other diseases.
Cardiovascular System
Heating overheating will 'snatch' the body's moisture, leading to increased blood viscosity, causing blood pressure fluctuations and angina pectoris and other cardiovascular diseases.
At the same time, pulmonary heart disease, cardiac insufficiency patients, 'warm disease' caused by respiratory tract infections can easily lead to palpitation, chest tightness and so on.
Urinary system
Normal urine output should be 1500-2000 ml per day, this urine output can play the role of flushing the urinary tract to avoid urinary tract infections.
If you stay in the heating room for an extended period of time, your urine output will be reduced and you will not be able to flush the urinary tract normally. This will increase the risk of urinary tract infections and urinary tract stones.
skin
Long-term exposure to the skin of the skin, if the room temperature is too high, too dry, the skin can not get moist moisture in the environment, not only the lack of flexibility, but also make the skin fibers lose their toughness and lead to rupture, resulting in wrinkles.
The elderly lack of nourishment of the skin, often dry itchy skin problems, if the room is dry or too hot, skin itching will be more serious.
How to prevent heating disease?
Room temperature should not be too high
In general, the human body feel the most comfortable temperature is 18 ℃ -24 ℃, if the temperature is too low, people feel cold, vasoconstriction spasms, not only easy to get a cold, but also easily lead to myocardial infarction or cerebral infarction.
Therefore, the winter seasonally adjusted to room temperature above 18 ℃ in the heating and air conditioning open room, it is best to put in a few pots of water in the room to increase indoor humidity.
Regular ventilation
Ventilate at least 1 or 2 times a day in the morning, preferably at 9 o'clock in the morning and 4-6 o'clock in the afternoon, when the weather is too cold and the window time can be shorter.
If the sun is sunny, the window opening time should be longer to keep the indoor air fresh and reduce the growth of bacteria and viruses.
Timely replenishment of drinking water
Winter climate is dry, indoor hot and dry again, it will be loss of body fluid, so the winter should also pay attention to add water to prevent colds, respiratory tract, cardiovascular and cerebrovascular diseases .In addition, do not wait for thirst before drinking water, otherwise the body has Hurt.
Bath should not be too frequent
The number of winter bathing too much can not make up the water back, but may be due to the water temperature is too high, rub hard, scald and damage the skin. Human skin has a layer of protective film of oil, bath too often, with the easy protective film Damage, make the skin easier to lose moisture.
Therefore, the winter bath 1-2 times a week can be, the bath temperature should not be too high, it is not force rub .Shrink after bathing some body milk moisturizing the best, can reduce the moisture is dry and hot environment sucked away, Can also reduce the dry skin itch symptoms.
Adjust the diet
Winter diet should be light, moist, nutrient-rich digestible, should be appropriate to eat plenty of vitamin C and other vegetables and fruits.