Cause a sleep on the nose dry reasons are mainly environmental dryness, dry rhinitis and atrophic rhinitis.
1. Environmental dryness: the human body in the sleep of the parasympathetic nervous excitability decline, nasal gland secretion is relatively reduced, in the air-conditioned room or dry environment, due to the nasal mucous membrane surface mucus is less, the water volatilization faster, there can be a dry phenomenon of the nose when you sleep.
2. Dry rhinitis: if because of anemia, lack of vitamin A, B2 and other reasons triggered by dry rhinitis, sleep at night, indoor air is not circulating, fall asleep and can not make up for the water in time, so it will be a sleep on the nose dry.
3. Atrophic rhinitis: atrophic rhinitis can cause nasal mucous membrane atrophy and abnormal expansion of the nasal cavity, nasal mucous membrane glands atrophy secretion is reduced, so the nasal cavity dryness is more obvious, you will feel a sleep on the nose dry.
There may be other reasons for the dryness of the nose, it is recommended to go to the hospital in time to improve the examination and give targeted treatment or treatment after the cause is clear.