17 May 2019 Nasal obstruction prevents newborns from breathing normally through the nose, which can cause additional discomfort, such as colic. The fact that babies spend a long time lying down tends to exacerbate the problem. A humid atmosphere is often enough to solve the problem of nasal obstruction. See a paediatrician if : It is not possible to control nasal obstruction with a humid atmosphere Your baby has other symptoms This article was written with the support of physicians and other clinical professionals from the Hospital da Luz network. The content published in the Health Guide is intended for the general public and is provided for informational and educational purposes only. It does not replace individual medical assessment, diagnosis, or personalized clinical advice from a qualified healthcare professional. The content is produced or reviewed by physicians and other healthcare professionals at Hospital da Luz and is based on the knowledge available at the time of publication or the most recent update, as indicated at the beginning of each item.