The hot breath exhaled from the nose may be caused by respiratory tract lesions, or it may be caused by systemic lesions.
1. Respiratory tract lesions: nose, throat, lung infections, such as rhinitis, sinusitis, pharyngitis, bronchitis, pneumonia, etc., due to the presence of inflammation in the airway lesion sites, localized redness, swelling and hot pain, so the gas from the exhalation of the inflammation sites through the temperature rises, the natural nose will be hotter exhaled gas.
2. Systemic lesions: such as the most common cold and fever, the whole body is in the thermoregulatory center malfunction, the whole body fever, the nose will exhale hot air; often said that the fire will also cause, in the improper diet, often stay up all night and other bad habits, the whole body, especially the oral cavity, nasopharyngeal, facial inflammation reaction is obvious, caused by the nasal cavity to breathe out the hot air, which may be accompanied by a painful sensation.
It is recommended that patients go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment.