If the three-month-old baby’s milk volume is particularly large at bedtime, without abdominal pain, bloating, crying and so on, it is a normal phenomenon, due to each baby’s physique is different, the amount of food varies from person to person, you should breastfeed on demand can be. Three-month-old babies to the evening milk volume is particularly large, may be due to the daytime sleep time is too long, did not provide enough milk or psychological needs and other factors. If the baby’s sleep state is relatively smooth after heavy feeding and there is no abdominal pain, bloating or crying, it is normal and no intervention is needed. If the baby has bloating, spitting up and crying after eating a large amount of food, it is not normal and may be due to indigestion after eating a large amount of food, and should seek medical intervention in time. Parents should adjust the routine for the baby, parents can play with the baby more during the day, appropriate outdoor activities to reduce the daytime sleep time. In addition, the number of nighttime milk should be gradually reduced, and the baby can be soothed by hugging and soothing.