How does normal skin moisturize? Normal skin is due to the sebaceous glands secretion of oil and sweat glands secretion of water, the formation of a lipid film on the surface of the skin, directly moisturize our skin, while the lipid film to protect the skin from moisture loss, thus making the skin soft, bright What is the case of skin easy to dry? 1, skin disease patients skin easy to dry: many common skin diseases such as: dermatitis, eczema due to inflammation of the epidermis can cause loss of skin moisture, thus drying the skin; 2, children’s skin easy to dry: children’s skin sebaceous glands are not yet mature, sebum secretion is less, while the children’s skin horny layer is thin, the skin’s moisture is easy to be evaporated and lost; 3, the elderly skin is easy to dry: the old man sebaceous function and sweat gland function decreases, skin sebaceous membrane is relatively easy to be vaporized. Function decline, the skin lipid membrane is relatively thin, while the elderly epidermis began to atrophy, skin moisture is easy to lose; 4, winter skin is easy to dry: when the temperature is lowered, sweat glands and sebaceous glands function decline, sebaceous membrane formation is reduced; at the same time the winter climate is dry, the skin is not easy to absorb enough water from the external environment; 5, ultraviolet irradiation is easy to produce dry skin; 6, excessive washing is easy to dry. What are the hazards of dry skin? 1, easy to skin flaking and itching; 2, easy to skin sensitivity; 3, easy to skin aging and pigmentation spots; 4, easy to induce, or aggravate the original skin disease. How to moisturize? 1, moisturizing from children; 2, avoid excessive washing of the skin; 3, long-term use of moisturizers, the best choice of medical moisturizers, especially children and the elderly and patients with dermatitis, eczema and other skin disorders.