Artificial urticaria is also clinically known as artificial urticaria, also known as skin scratching disease, mainly for the skin by scratching and impact, resulting in the appearance of the skin of the symptoms, the cause of the disease is not clear. The cause of artificial urticaria has not been fully clarified, and is mainly considered to be closely related to the patient’s skin being scratched, scraped with a blunt instrument and other mechanical stimuli, because these mechanical stimuli can lead to the release of vasoactive mediators such as histamine from the mast cells in the body, which can lead to artificial urticaria. People with dry skin, dermatitis, allergies, fond of scratching the skin, long-term mental stress, depression, may be more prone to artificial urticaria than ordinary people. Therefore, in daily life, patients should pay attention to avoid scratching and rubbing the skin, wear loose clothes or use emollients to relieve dry skin. Once artificial urticaria occurs, it is necessary to go to the hospital in time.