Babies around one month old usually eat about 500~800ml of milk per day, about 90~120ml per time, and the number of feedings is usually 6~8 times/day, the specific amount of breastfeeding is adjusted according to the development of the fetus, and it is advocated to feed on demand. Healthy babies around one month old are usually fed once every 3-4 hours, with about 90~120 ml of milk per feeding. With age, the amount of feeding can be increased moderately, but the specific frequency and amount of feeding need to be decided according to the individual digestive ability of the newborn. Since the digestive function of infants and young children is not yet well developed, most babies will experience milk spillage after feeding. It is recommended that parents do not rush to lay flat after each breastfeeding, you can give the child a pat on the back to avoid frequent spitting up caused by suffocation. In addition breastfeeding has more advantages, at present the country’s various maternal and child health institutions are advocating breastfeeding, feeding on demand feeding principle.