The baby’s body temperature of 37.2℃ actually belongs to the upper limit of normal body temperature. In medical terms, axillary temperature between 37.5℃-38℃ is considered as low fever, between 38℃-39℃ is moderate fever, and above 39℃ is high fever. When the baby’s temperature is 37.2℃, at the same time, observe whether there are other accompanying symptoms, such as nasal congestion, runny nose, sneezing, or digestive tract symptoms of nausea, vomiting, diarrhea, etc. If there is no other accompanying, suspected infection, the temperature of 37.2℃ may be related to environmental factors, the baby’s own activities, such as the indoor temperature is higher, the baby wears more clothes or covers more blankets. In addition, the baby’s body temperature will be slightly higher than normal when he cries violently, naughty, or eats milk, but the rise in body temperature in these cases, within this degree, are normal physiological changes, no special treatment is needed, drink some water, diligent observation can be.