The baby’s nose whirring, but can not see the boogers, may be the nasal mucosa edema, nasal mucosal secretion, nasal turbinate hypertrophy, nasal cavity development is not perfect. 1. Nasal mucosal edema, if the upper respiratory tract infection or rhinitis, etc., may cause nasal mucosal edema, although you can not see the boogers, but the nasal cavity is narrow, there will be snoring. 2. Nasal mucous membrane secretion, if rhinitis or allergies and other reasons, causing more secretion, although there is no booger, but there is secretion attached will also have a sound. 3. Nasal turbinate hypertrophy, nasal chronic inflammation for a long time, resulting in hypertrophy of the nasal turbinate, wheezing will also have a rattling sound. 4. Imperfect development of nasal cavity, for infants and young children may be due to the imperfect development of nasal cavity, wheezing sound. If your baby’s nose is whistling and it affects your breathing, try to take your child to the hospital to find out the cause and then treat it.