For the situation that the baby’s head is hot at one time and cold at another, if it is not caused by disease, such as no sneezing, runny nose, nor nausea, vomiting, diarrhea, abnormal bowel movements, etc., it is not considered to be caused by disease factors and does not require treatment. If a child’s thermoregulatory center is unstable and influenced by many factors, the child’s temperature will be high and low, but it does not affect the baby’s life, eating, sleeping and playing are normal and no intervention is needed. For example, when the baby is crying, eating and playing excitedly, it usually shows the phenomenon that the head will be hot for a while and the temperature will rise slightly. When the baby is under a quiet sleep or the baby is quietly listening to music, listening to books, and there is no activity, the child’s temperature is usually slightly lower, it will also show the phenomenon of head a little cooler, these are the physiological situation leads to, is normal, do not need to worry.