The temperature in Xi’an has changed a lot in recent weeks, giving people a sense of random play of the four seasons of spring, summer, autumn and winter. It is estimated that many people take off their winter clothes early. This temperature difference also corresponds to the old saying “the cotton jacket is off in February, and there is pear blossom snow in March”. As the saying goes: “Cover in the spring and freeze in the autumn, you won’t get any miscellaneous diseases.” When spring arrives, don’t rush to take off your winter clothes, you need to “cover and cover” properly.
What is “spring cover”?
“The baby’s face in spring changes three times a day”, the temperature rises quickly in spring, but it is extremely unstable. “Spring cover” means that when the temperature in spring is just getting warmer, don’t lose your thick clothes at will, and cover them properly to avoid getting sick from the cold.
Why “spring cover”?
“The Yellow Emperor’s Classic of Internal Medicine” says: “Spring is hurt by the wind.” The weather changes more frequently in spring, and the early spring in the north will be cold and full of chills, so “spring cover” is even more important.
What are the benefits of “spring cover”?
1. It is beneficial to regulate the constant temperature of the human body.
The human body maintains a constant temperature, which is mainly regulated by the contraction of blood vessels and the sweating of the skin. In addition, it is also important to add or remove clothes. Taking off or removing clothes prematurely will destroy the constant temperature of the human body and affect the health of the body.
2. It is beneficial to resist wind and cold.
By “covering”, it forms a defensive barrier on the outside of the skin to prevent the cold in the early spring from attacking people and causing diseases.
3. It is beneficial to adapt to seasonal changes.
In the early spring, the temperature changes greatly, and the temperature difference between day and night is large. “Spring cover” is beneficial to adapt to the changes in cold and warm, and prevent colds, bronchitis, arthritis, etc.
Is there any scientific basis for “spring cover”?
In spring, as the winter has just passed, the blood vessels of the human body are still in a state of constriction, and the function of the temperature regulation system is low. Only by wearing more clothes can we adapt to the weather changes that are hot and cold. Suffering from diseases such as respiratory tract infections.
Modern medical research also proves that if you don’t pay attention to preventing cold in spring, it is easy to cause cardiovascular disease. Early spring is one of the peak periods of myocardial infarction in a year. This is because the cold spring stimulates the increase of myocardial oxygen consumption and ischemia index, which increases the burden of coronary heart disease. At the same time, the blood pressure of hypertensive patients suddenly rises due to the vasoconstriction of the outer skin caused by the cold air, which often causes cerebral vasospasm and stroke.
Under what circumstances do I need to “spring cover”?
1. Pay attention to the temperature. The temperature difference between day and night is greater than 8-10°C, or the temperature is within 15°C.
If the temperature difference between day and night is greater than 8-10℃, don’t rush to reduce clothes, especially for the elderly and children.
15℃ can be regarded as a critical point between cover and not cover. When the temperature is below 15 ℃, or occasionally reaches 15 ℃, this situation should continue to “spring cover”. When the temperature continues to be above 15 ℃, you can not cover it.
2. 24-48 hours before the arrival of cold air
In spring, “cold spring” often occurs, In March, the peach blossoms snow suddenly and drastically cooled. It is recommended to pay attention to the weather forecast every day, and start the “spring cover” 24-48 hours before the cold air arrives.
“Spring cover” precautions?
1. Pay attention to moderation
Pay attention to the principle of “top thin and thick at the bottom”, and follow the “three warm and two warm” principles of warm back, warm belly, warm feet, cool head, and cool heart “The Law of Cooling”, and the key to adding or removing clothes is to proceed step by step.
2. The elderly/children should cover for 7-14 days.
The elderly and children have poor adaptability to the environment and low immunity. In order to avoid losing clothes too fast, causing colds and other diseases.
3. Pay attention to exercise
“Spring cover” is a kind of passive defense. In order to prevent disease and keep fit, it is necessary to go to bed early and get up early, exercise properly, and improve the body’s resistance.
Who is not suitable for “spring cover”?
“Spring Cover” is more suitable for those young people who are usually weak, the elderly with weak resistance, the chronically ill and children. For young and middle-aged people, especially those whose constitution tends to be dry and hot, yin deficiency or damp heat, spring cover is not suitable.