As spring returns to the earth, everything revives and flowers bloom, people enjoy the good spring while itching, redness, erythema, blisters and other problems follow or the original skin disease recurrence or aggravation, bringing several troubles to our life and work. Allergic dermatitis is a skin disease with a relatively high incidence found in spring skin diseases! Let people really shout countless times, allergic dermatitis, you know I hate you! So, what should we pay attention to prevent and control these problems? Allergic dermatitis is an inflammation of the skin caused when the body is stimulated by antigenic substances, such as pollen, dust, food, drugs, parasites, etc. When the allergen enters the body for the first time, the immune system of the allergic body has a memory of the allergen, and when the allergen enters the body again, the immune system of the allergic body recognizes it and reacts strongly, causing the cell membrane of mast cells and basophils to rupture, releasing histamine, 5-hydroxytryptamine, slow-reacting substances and other allergic reaction media, which combine with the vascular mucosa of the skin and lead to skin erythema, rash, itching and other uncomfortable symptoms, The combination of allergic reaction mediators with skin vascular mucosa leads to skin erythema, rash, itching and other uncomfortable symptoms. How to prevent atopic dermatitis? 1, quit excessive scratching Scratching the itchy skin with force, until the skin bleeds, the result is the more scratching the more itchy, the more itchy scratching, forming a vicious circle. The actual fact is that you can find a lot of people who are not able to get the best out of your own home. 2, quit hot water scalding Scalding with hot water, although it can relieve the itch for a while, but after the itch will intensify, especially acute eczema and other dermatitis, hot water scalding can make capillary permeability increase, promote the release of a large number of allergic substances, resulting in exudation and erosion aggravated, making the condition worse. So even the Chinese medicine fumigation for acute eczema and acute dermatitis patients is not suitable. 3, quit using alkaline detergents The use of alkaline soap, laundry detergent or detergent can easily lead to drier skin, making chafing and itching worse. When allergies occur, you can rub allergy repair creams externally to relieve. Elderly pruritus with soap bathing destroy the stratum corneum, making the skin drier, thus aggravating itching. Therefore, such patients can try acidic soap. 4, quit eating disorderly Some people can eat seafood, dog meat, beef and mutton, fish, shrimp, crab, nymphs and a variety of irritating foods, such as pepper, pepper, garlic, cinnamon, leeks, etc., and induce eczema, urticaria and other allergic skin diseases, or make their symptoms worse. Therefore, for allergic people, it is advisable to eat a light diet, eat appropriate fruit and supplement multivitamins. 5, quit abusing drugs The abuse of drugs that lead to aggravation of skin diseases abound, such as facial seborrheic dermatitis long-term topical hormone, triggering a stubborn and difficult to treat hormone dependent dermatitis, acute vesicular exudative eczema, etc. 6, drink more water Water can dilute mucus, help mucus out of the body, and can relieve congestion, people with frequent allergies should drink more water, try to take in more than 8 glasses of water a day. 7.Control allergens Allergen testing and dermatologist diagnosis to determine food allergies, we must temporarily prohibit the consumption of allergenic food. 8.No irritating food Avoid alcohol and seafood food, and eat more fresh vegetables. 9.Application of 3% boric acid water can eliminate the allergic symptoms of redness and itching relatively quickly. At the same time, the external use of emollient lotion can also quickly stop itching. But some people like to use hot water hot feeling, so that can be more comfortable in the feeling, instantly will not itch again. But treating the symptoms does not cure the problem. And skin allergy symptoms will get heavier. 10, the bath water should not be too hot incorrect bathing method is also one of the reasons for itchy skin. As the temperature drops, the beauty of a hot bath is the most comfortable thing, but if the temperature of the bath water is too high, it will make the skin surface of the oil loss, destroy its protective function, so the temperature of the bath water and body temperature can be about the same, to 37-40 ℃ is the most appropriate. At the same time for the southerners who bathe every day, the use of body wash is also need to pay attention to. Some people think that the itchy skin because the bath is not clean, it is vigorously scrubbed with body wash, which in turn will make the skin more dry, so that the itching intensifies. Therefore, it is recommended that you can use body wash every one or two days in winter, the rest of the time only use warm water bath, because the ability of warm water to decontaminate is also sufficient. In addition, it is especially recommended to drink a glass of warm water before and after the bath, which can replenish the body in the bathing process of water loss.