What’s wrong with babies who keep rubbing their noses in their sleep?

The baby sleeps always rubbing the nose, generally may be related to external stimuli, personal habits, allergic rhinitis and other disease factors.
1. External stimuli: baby due to the age of small, imperfect development of nasal hair, the nose part of the blood vessels are more sensitive, dust or fluff inhaled into the nasal cavity, may lead to the nose itchy nose rubbing.
2. Personal habits: personal habits caused by some babies from birth to develop the habit of rubbing the nose, life will always unconsciously rub the nose.
3. Disease: the baby may suffer from allergic rhinitis and other diseases, snot blocked nostrils caused by poor breathing, sleep is always rubbing the nose.
The baby sleeps always rubbing the nose, may also be dry nasal cavity, nasal cavity has a foreign body and other causes, it is recommended to go to the hospital for examination, clear cause, active symptomatic treatment.