Rhinitis, especially allergic rhinitis patients wear a mask is useful, rhinitis is mainly due to external irritants such as stimulation of the nasal mucosa, resulting in congestion and swelling of the nasal mucosa, as well as the inferior turbinate mucosa congestion and swelling. The mask can reduce external irritants, including allergens, through the nasal cavity, reducing the stimulation of the nasal mucosa, thus reducing the congestion and swelling of the nasal mucosa and facilitating the recovery of rhinitis. Of course, rhinitis attacks also need to be treated, such as the use of physiological seawater rinse nasal cavity to improve the nasal environment, or the use of tretinoin nasal spray to reduce nasal mucous membrane congestion, swelling, if necessary, you can add Chinese medicine, such as patchouli bile tablets, chamomile tablets. Rhinitis may manifest as nasal congestion, mucus-like nasal discharge, and may be accompanied by headache.