There are many factors that can cause urticaria, such as sunlight, ultraviolet stimulation, local scratching, massage, etc., and plant pollen can cause urticaria attacks. If urticaria occurs, the first thing to do is to avoid mental and emotional overstimulation, emotional stress or anxiety. There is no contraindication for fruits, and we recommend that patients eat more fresh vegetables and fruits. We can take antihistamines internally when the patient’s symptoms are strong, and we also recommend avoiding spicy, acidic, and irritating foods in the diet, as well as massage, scratching, physical therapy, and hot compresses.