Nasal headache redness and swelling with headache may be allergic rhinitis, local skin infections and induced hypertension and other reasons. 1. Allergic rhinitis: allergic rhinitis can appear nasal congestion, frequent wiping of the nose can lead to redness and swelling of the nose, prolonged and severe nasal congestion can obstruct the paranasal sinuses and the eustachian tube, with the gradual absorption of air in the paranasal sinuses and the middle ear, negative pressure increases, and the symptoms of headache and hearing loss appear. 2. Local skin infection: when the nose is infected with local skin infection, such as boils, the nose can be red and swollen, and when the infection is serious, systemic symptoms, such as fever and headache, can occur. 3. Induced high blood pressure: patients with high blood pressure disease, the phenomenon of nasal headache and redness can be induced by the rise in blood pressure, resulting in headache symptoms. When the symptoms of redness and swelling of the nose with headache appear, it is recommended to consult the hospital in time to clarify the cause of the disease and then treat the symptoms.