Dry eczema itself is a lack of lipid eczema, which can heal on its own for individuals, but not for everyone. The disease itself is allergic, irritating and other factors, the hands will appear dry symptoms, skin, erythema, itching, as well as touch the texture of dry, both sides of the palm symmetrical distribution, severe cases may even appear cracking, bleeding and other symptoms. People with better immunity will gradually heal themselves after less exposure to acidic and alkaline liquids in daily life, because of the inhibitory effect on the disease after the improvement of their immunity. For people with weak immunity, frequent contact with vinegar, alkaline, salt, alcohol and other liquids in daily life will lead to continued aggravation of dry eczema, which needs to be treated with the corresponding medication, and waiting for self-healing without treatment will lead to continued aggravation of symptoms.