50 days of infants snoring may be normal, but also need to be vigilant adenoid hypertrophy, pharyngeal tonsil hypertrophy and other diseases, as well as allergic rhinitis and other diseases lead to. 1. Normal phenomenon: 50 days of infant snoring may be laryngeal cartilage is not fully developed, is a normal physiological phenomenon, with the development of organs will improve. 2. Adenoid hypertrophy: adenoid hypertrophy is mainly caused by recurrent episodes of acute and chronic nasopharyngitis, and children will have symptoms such as nasal congestion, stuffy ears and hearing loss. In addition, children with adenoid hypertrophy will also have symptoms such as obstructive sleep apnea, teeth grinding and drowsiness, which are abnormal phenomena. 3. Enlarged pharyngeal tonsils: There are various causes of enlarged pharyngeal tonsils, such as inflammation of neighboring parts, perverse reactions and so on. The main symptoms of the affected children are nasal congestion, runny nose, hearing loss, snoring and so on, which are also abnormal phenomena. 4. Other: allergic rhinitis, deviated nasal septum and other diseases can also lead to snoring in 50-day-old babies, which is also abnormal. In conclusion, snoring in 50-day-old infants may be normal or caused by diseases. If the child is combined with other uncomfortable symptoms, parents should take the child to the doctor in time and treat him/her under the doctor’s guidance.