In general, children should not sleep with pacifiers because children sleeping with pacifiers often cause the following hazards: firstly, it causes deformities in the development of the jawbone, on the basis of children sleeping with pacifiers for a long period of time, the development of the jawbone will be impeded, and deformities such as protruding jawbone will occur, which seriously affects the facial aesthetics. Secondly, the risk of asphyxiation of children increases. When sleeping with a pacifier, children’s breathing is often impeded, even causing blockage and asphyxiation, or even causing severe cerebral hypoxia and other consequences.