Frequent urticaria also refers to the recurrence of urticaria, this situation can only show that the disease recurrence, generally not related to other major diseases, but a very small number of patients with recurring conditions can be related to some systemic diseases. The cause of urticaria is more complex, the general situation is due to the allergen into the body and induced a vascular metamorphosis reaction, in the allergen has not been removed, and repeated exposure to the situation, will lead to recurrent urticaria. From the nature of the disease, urticaria is just a common skin disease, repeated attacks or longer condition can be transformed into chronic urticaria, which to a certain extent may affect the patient’s quality of life, but does not cause serious harm to the body. Only a small number of patients with recurrent episodes are associated with systemic diseases, such as rheumatic fever, systemic lupus erythematosus, thyroid disease, lymphoma, etc. For the recurrence of urticaria, it is recommended that the patient should consult the doctor in time and find out the cause, and actively treat the symptoms.