What reason is urticaria caused

summary

Having beautiful skin is what everyone yearns for. Allergic skin diseases such as urticaria break many people's dreams. Although urticaria generally does not endanger people's lives, its skin is red, swollen and itchy, which seriously affects people's normal life. In order to better avoid and treat urticaria, understanding how urticaria is caused is of great significance to the prevention, treatment and nursing of urticaria.

What reason is urticaria caused

First: mental factors: People's mental tension may cause the release of a substance called acetylcholine in the body, which will lead to vasodilation, increased permeability of the wall, serum leakage, and then the formation of the disease, which is also one of the common causes of urticaria. This type of urticaria is called cholinergic urticaria.

Second: physical factors: by supercooling or overheating, strong sunlight, friction and vibration and other factors, may cause urticaria. Such as cold urticaria, solar urticaria, etc.

Third: virus infection: by bacteria, fungi, pathogens and other infections are also common causes of urticaria. For example, the common pathogens of upper respiratory tract infection often change the responsiveness of the body, and then cause this kind of disease. The most common is papular urticaria.

matters needing attention

In recent years, the incidence rate of diseases caused by environment and animal or plant is increasing. Meanwhile, nettle plants are also a major cause of contact urticaria. For example, plant pollen often leads to the occurrence of allergic urticaria.