One year old baby nasal congestion sleep dyspnea may be caused by upper respiratory tract infection, adenoid hypertrophy and other diseases, you can use physiological sea salt water to rinse the nasal cavity, nebulization treatment and surgical treatment. 1. Respiratory tract infection: one year old baby nasal congestion sleep dyspnea, if the symptom lasts a relatively short period of time, may be due to upper respiratory tract infection, you can use physiological sea saline rinse nasal cavity, so that the nasal cavity can be moist, nasal mucosal secretions to reduce, to help the baby to relieve the symptoms of nasal congestion sleep dyspnea. 2. adenoid hypertrophy: one year old baby nasal congestion sleep dyspnea may also be caused by adenoid hypertrophy obstruction of the nasal cavity, need to do nasal endoscopy to check the degree of adenoid enlargement, if it is a mild enlargement can be used budesonide, beclomethasone propionate and other drugs nebulizer treatment, if it is a severe enlargement, can consider adenoidectomy. One year old baby nasal congestion sleep breathlessness, it is recommended to go to the hospital in a timely manner, clear cause of the disease according to the doctor’s guidance for standardized treatment.