Eczema is a common allergic skin disease caused by a variety of internal and external factors, high incidence, the condition is easily recurring, patients suffer greatly after the disease, eczema has a complex cause, often as a result of the interaction of internal and external factors, internal factors such as chronic digestive diseases, mental stress, insomnia, overwork, emotional changes, endocrine disorders, infections, metabolic disorders, etc., external factors such as living environment, climate change, food etc. can affect the occurrence of eczema. External stimuli such as sunlight, cold, dryness, heat, hot water, and various animal fur, plants, cosmetics, soap, artificial fibers, etc. can induce. It is a delayed metamorphic reaction caused by complex internal and external factors. Treatment of eczema is generally based on antihistamines plus topical preparations, but eczema care is sometimes more important than the treatment itself. Avoiding irritation Common irritants include chemical agents such as soap, soap, cleansing, and laundry detergent. In addition to this, even hot water is a bad stimulus. Some patients often scald with hot water, salt water or pepper water, thinking that scalding is very comfortable. The actual fact is that this scalding is a great stimulus to eczema itself, especially in the acute phase with more serious consequences. Therefore, one of the first issues of eczema treatment is to avoid stimulation. After resolutely avoiding the aforementioned stimuli, only then is the basis of treatment. Avoid scratching Scratching is also one of the culprits that can cause eczema or atopic dermatitis to worsen. The patient himself may have the experience of scratching when it is not very itchy, and the result is that the more you scratch, the more itchy you scratch. Finally, you have to scratch to relieve the hate. However, this scratch not only does not cure the disease, but also aggravates the condition. The scratching will destroy the original damaged skin barrier function, leading to the aggravation of eczema or dermatitis. And sometimes even after a period of treatment, the condition has been improved, may be a scratch to the initial treatment effect will be completely nullified. Therefore, avoid scratching is one of the first issues in the treatment of eczema or dermatitis, and very important! Prevention of eczema 1, do not be too diligent, 1 to 2 times a week just, while the bath water is not too hot, generally kept at 40 degrees Celsius, time control in about 20 minutes can be. 5 minutes after the bath can be properly coated with some skin care moisturizers. 2, the bath with less alkaline soap and other cleaning products, less rubbing, rubbing out the white mud on the skin has a protective effect. At the same time, be sure to pay attention to the choice of suitable for their own body wash, especially dry skin try to choose nourishing body wash, do not use oil-control type. 3, keep the room temperature and humidity, indoor temperature is not too high, if necessary, use a humidifier or plant some flowers to increase humidity. 4, drink more water to replenish water, do not eat spicy food, less alcohol; appropriate vitamin supplements, eat more egg yolk, carrots, green leafy vegetables, fruits, appropriate to eat some animal liver and other vitamin-rich food. 5, some of their own sensitive skin type patients, during the period of eczema, but also pay extra attention to prevent allergy measures; otherwise, once the symptoms of allergy, it will aggravate the development of eczema. The eczema is more stubborn, treatment should be timely, can not blindly indiscriminate use of drugs, listening to the prescription, which will lead to aggravation of the disease, to the patient’s body and mind are causing serious harm. You should also pay attention to the key points of eczema care and reasonable diet.