It is normal for infants to have 2~4 stools a day or poop once in 2~3 days when they are in good spirits. The frequency of stools and feeding methods, dietary habits have a certain relationship, if the baby is exclusively breastfed, stools are relatively thin, the number of stools is also relatively increased, the number of stools may reach about 4 times; if the baby is formula plus complementary feeding, the stools will be relatively dry, the number of times will also be relatively reduced, and even the situation that only 2 to 3 days to have a bowel movement. The above frequency of stools, if the baby is usually in good spirits, can eat and sleep, not often crying and irritable, are normal phenomena. In addition, babies have a regular eating schedule, and the time of bowel movement is relatively regular and the number of bowel movements is stable. However, if the baby does not sleep well, has a reduced appetite, and cries and fusses during bowel movements, this is an abnormal condition. It is important to be cautious whether constipation or other diseases are occurring. It is necessary to bring the baby to the doctor in time to find out the cause and treat it actively so as not to delay the condition. In daily life, parents should ensure that the baby’s diet regular, balanced and comprehensive nutrition, if you find that the baby has abnormalities, you should seek medical attention in a timely manner.