Baby’s saved belly usually starts to appear around 1 to 2 months. The saving of the belly is a kind of folklore. There is no uniform statement in medicine. Saving the belly is a physiological phenomenon that occurs in infants and young children, the time of appearance varies from person to person, there is no completely prescribed time, the baby may appear around 1~2 months to save the belly phenomenon. However, the growth and development of each baby is different, there may be a slight difference, but no matter when it occurs generally belong to the normal situation. Tummy time generally means that the baby’s bowel movements are less frequent and the time between bowel movements is prolonged. Because the development of organs is not perfect when the baby is born, the baby may have tummy troubles in about 1~2 months. However, due to the baby’s individual physical condition and different feeding situation, the time for the occurrence of tummy saving is also different. However, not all babies will show signs of tummy saving, and some babies may never show signs of tummy saving. In addition, due to the tummy and constipation is easy to confuse, generally speaking 1-4 times a day stool, and stool is not dilute more is the phenomenon of tummy saving, but if the baby 4-5 days did not solve the stool, it is recommended to consult the doctor in a timely manner, in accordance with the doctor’s advice to intervene.