Nose inhalation of cold air pain may be caused by physiological reaction, nasal mucosal inflammation, allergic rhinitis and other reasons. Usually, if the nose suddenly inhaled cold air, the nasal mucosa may be stimulated, may also cause nasal dryness, nose pain and so on, generally do not need to be too nervous, is a transient reaction, can be relieved on their own. If there is bacterial infection caused by inflammation of the nasal mucosa, it may cause congestion and edema of the nasal mucosa, or even breakage, leading to the above phenomenon. If you are suffering from allergic rhinitis, which is mainly caused by allergy to cold air, if the allergy is serious, you need to go to the hospital for diagnosis and treatment in time. Should go to the hospital in time, symptomatic treatment, medication follow the doctor’s instructions.