Traditional Culture Encyclopedia - Weather forecast - My face itches when it's hot, but it doesn't itch when it's cold. What's the problem?

My face itches when it's hot, but it doesn't itch when it's cold. What's the problem?

Consider urticaria.

In addition, be sure to exclude allergens, allergens are all aggravating factors for you. In addition, it is necessary to find out whether there are allergens at home, such as food, paint, decoration, clothes, etc. In addition, fish, shrimp, crabs, animal feathers, pollen, mushrooms, nettles, drugs, sunlight, bacteria, parasites and so on may be allergic.