The difference between neonatal vomiting and vomiting is as follows. Neonatal vomiting is a physiological phenomenon caused by the physiological anatomical characteristics of the stomach, the child is in good spirits when vomiting, no painful expressions, normal eating, sleeping and playing, normal weight growth, and usually not a large amount of vomiting. But the cause of vomiting in babies is mostly a symptom of a disease. The more common diseases that cause vomiting in newborns are upper respiratory tract infections, acute gastroenteritis, indigestion, etc. Vomiting is often accompanied by poor mental state, and also accompanied by fever, cough, nasal congestion, abdominal distension, abdominal pain, loss of appetite, change in the number and shape of stools, and the vomit will also appear sour. Due to the discomfort, the baby may also have emotional changes, such as irritability and crying. Therefore, parents should usually observe carefully, treat them differently, and seek medical attention when they find vomiting symptoms in newborns.