Newborn babies know that they are full, and generally do not eat up. After the birth of the baby’s most basic physiological needs is to eat milk, eat enough after the baby sucking frequency slows down, or automatically spit out the nipple, and soon into the state of sleep. So the baby is aware of the full, generally will not eat to hold. If the baby is hungry and wants to eat milk, the baby will cry to express their needs. When the mother picks up the baby, the baby will stop crying. When the nipple is put to the baby’s mouth, the baby will open his little mouth and eagerly take it, which will then cause sucking and swallowing to occur. New mother mother, always afraid that the baby did not have enough to eat, as long as the baby has a cry to the baby breastfeeding, at this time you need to see if the baby urine or stool. The baby’s gastrointestinal tract digestive capacity is limited, breastfeeding frequency is too high, there will be indigestion, the phenomenon of eating. Mothers should not overindulge the baby, should be breastfeeding on demand, not only scientific and can provide the baby with adequate nutrition.