Infant spitting up is very common, spitting up is caused by pathological or physiological factors, and these two different factors lead to bad spitting up is different, the main symptoms of infant spitting up are as follows Pathological vomiting: It is usually caused by diseases, such as cold and digestive tract diseases. Usually the amount of spit-up is relatively high and may be accompanied by fever, abdominal pain, diarrhea, cough and other symptoms. Frequent vomiting may also lead to dehydration, such as worsening mental status and reduced urine output, so it is important to take your baby to the hospital in a timely manner and provide appropriate treatment under the guidance of the doctor to alleviate your baby’s condition. Physiological vomiting: The baby does not feel ill after vomiting, and is in a good mental state with a small amount of vomited milk. Because the baby’s stomach is small, the stomach is horizontal, and the cardia sphincter is relatively relaxed, vomiting will occur if the baby eats too much. In addition, the baby inhales too much air when eating milk, which can also cause the milk to flow backwards into the mouth, resulting in vomiting. Improper posture of holding the baby after feeding can also cause spitting up. Infant vomiting is common, and the causes of vomiting are different from each other. Pathological vomiting must be treated promptly, while physiological vomiting requires attention to daily baby care.