The baby sleeps upside down, can be taken to adjust the number of feedings, improve the sleep environment and other methods to adjust over. 1. Adjust the number of feedings: baby sleep upside down, need to moderate more feedings during the day, before going to bed at night to let the baby eat before going to sleep, this will help the baby sleep better at night, and then during the day will correspondingly sleep a little less. Parents should try to keep the baby awake during the day, so that the baby has a sense of fatigue during the day, which will help the baby to correct the sleep habits. 2. Good sleep environment: To cultivate a healthy day and night rhythm in babies, it is necessary to let babies understand what they should do during the day and what they should do at night. Generally speaking, parents can carry on normal life during the day, do not need to keep the environment very quiet, the light should also have some natural lighting, the night needs to turn off the lights, keep the environment quiet, so that the baby will be able to realize that the daytime and nighttime are different, then the sleep rhythm will be able to correct it. If the baby’s sleep rhythm cannot return to normal for a long time, it is recommended to consult a doctor in time to avoid affecting the growth and development of the child.