Red spots on the skin in the morning, disappear for a while, but will recur again, mainly seen in urticaria. Urticaria due to infection, food, drug allergies and other factors caused by the release of histamine, induced by the expansion of small blood vessels under the mucous membrane of the skin and the increase in permeability, and the formation of allergic skin diseases, in the clinic, the main manifestation of the temporary elevation of the air masses, and will be accompanied by varying degrees of itching. The main characteristic of “hives” is that they can disappear quickly in a short period of time, but without removing the cause of the disease, they are prone to recurring episodes. When hives appear, it is important to consult a doctor in a timely manner and under the guidance of the doctor to carry out standardized treatment.