If a child has allergic rhinitis with a humidifier in the end is good, mainly depends on whether the child’s living environment is too dry. If it is indeed very dry, the application of humidifiers is good, can effectively humidify the air, improve the dryness of the nasal cavity, discomfort, can effectively reduce the chances of the onset of allergic rhinitis. If the living environment itself is normal humidity, then the humidifier is likely to lead to increased moisture, the child’s low body resistance will still aggravate the symptoms of allergic rhinitis, so it must be based on the living environment to decide whether to apply the humidifier. For allergic rhinitis children need to exercise and apply medication to control the symptoms in time to avoid the development or continuation of the disease.