The scar formed after the burn is healed may be relieved over time, but the feeling of itching is getting worse, especially when sweating or weather changes. To fundamentally solve the problem of scarring and itching, first of all, to understand the reasons.

Why is the scar itchy?

Intrinsic cause: burns, especially scald more than two degrees deep, due to burns on the dermis of the skin, the wound will be filled with a new connective tissue when it is healed, and the new blood vessels and nerves will grow into the connective tissue, as it grows into the connective tissue. The blood vessels are particularly dense, so the new nerves that are growing and they are squeezing together are susceptible to irritation and itching.

External causes: Scar tissue caused by burns is very sensitive to the surrounding environment. When there is a change, it will have pain and itching reaction, especially itching.

Especially when there is a lot of sweating or weather changes, itching is more intense. This is because sodium oxide, potassium chloride, protein, and urea in the sweat stimulate sensitive nerve endings in the scar, and thus a painful and itchy feeling.

Sweating can lead to increased itching of scars

How to do itchy scars?

It is best not to scratch with scald scars because the scars that have been created have destroyed the structure of the skin. The new epidermal layer is very fragile. It can be easily scratched by hand, causing inflammation and causing scarring.