It may be normal for a 6-month-old baby to snore in bed. Since the development of cartilage and nasal cavity of 6-month-old baby’s throat is not yet perfect, if the sleeping position is bad, such as sleeping on the stomach or side, or the height of the pillow is not appropriate, it will easily lead to the bending of the airway is not smooth and lead to sleep snoring. You need to adjust the position, avoid the pillow is too high, when the baby grows up symptoms can usually be alleviated or disappear. However, it is not possible to rule out the possibility of disease. If the situation continues to be unrelieved after the physiological snoring trigger is lifted, there may be congenital diseases, respiratory infections, adenoid hypertrophy and other problems that require prompt medical attention: 1. Congenital diseases: congenital nasal tissue development abnormalities or congenital airway narrowing, such as bronchial stenosis, congenital laryngeal cartilage dysplasia, etc., can affect sleep and lead to sleep Snoring. Further examination and surgical treatment are required; 2. Respiratory infections: viral and bacterial infections, or common allergens such as pollen and dust, can cause congestion of the nasal mucosa and increased nasal secretions, resulting in nasal congestion and even snoring in bed. In mild cases, hot compresses or wet cotton swabs can be used to dip out the secretions, and if it cannot be relieved, symptomatic treatment can be carried out, such as washing the nose with saline, and in severe cases, applying drugs to relieve the symptoms as prescribed by the doctor; 3. Adenoid hypertrophy: rare in infants aged 6 months, but common in children aged 4-6 years or above, which can lead to nasal congestion, open-mouth breathing, snoring in bed, etc. The nasal spray can be applied as prescribed by the doctor. It can lead to nasal congestion, open-mouth breathing and snoring in bed. It can be treated with nasal spray or nebulized inhalation drugs as prescribed by the doctor, and if necessary, surgery is needed; 4. Other: If there are foreign bodies in the baby’s nasopharynx and throat, such as nasal polyps, enlarged turbinates, bent nasal septum, nasal foreign bodies, nasal tumors, laryngeal tumors, etc., it can also lead to nasal congestion and snoring.