What is dry skin itching?

Dry skin itching is considered to be skin itching. Generally, normal skin contains some sebaceous glands, sebum secreted by sebaceous glands, and other secretions, which will form a protective film on the skin. If this protective film is lacking, the skin will be dry, so it will start some itching factors, such as histamine, substance P or neuropeptides. It will start itching mechanism, so when the skin is dry, there will be itching symptoms. Skin itching is also related to the season. The whole air in winter is dry, which will cause dry skin, so it is easier to show this situation in winter. There is also the influence of age. With the growth of age, various functions will atrophy, sebum secretion will decrease, sebum film will be damaged, thus causing itching performance.