Wind bumps is the name of the disease in traditional Chinese medicine, in western medicine corresponding to wind ball, edematous erythema and other urticaria characteristic of the rash manifestations. This disease is mainly due to the following aspects: 1, genetic factors; 2, allergic factors: may be due to contact with dust, dust mites, powder mites, mold-like microorganisms, or animal fur caused by inhalation allergy, but also due to excessive consumption of nut foods, mango fruits, or beef, lamb, seafood and other foreign proteins caused by allergies; 3, due to the combination of serious medical diseases: such as renal failure, liver failure, diabetes, cerebral thrombosis, etc. caused by the combination of severe internal diseases. Rash caused by the combination of serious medical diseases: such as renal failure, liver failure, diabetes, cerebral thrombosis, etc.; 4, caused by the stimulation of sunlight and ultraviolet radiation.