Generally speaking, the armpit temperature measurement of the baby’s body temperature, between 36 degrees and 37 degrees, is a normal phenomenon. The normal range of the baby’s armpit temperature is generally between 36 degrees and 37 degrees, with the mercury thermometer measurement should choose a quieter environment, but also pay attention to the indoor temperature should not be too high, so as not to affect the results of the measurement. In general, the baby’s temperature is above 37.5 degrees, it is a fever. If the temperature is below 38 degrees, it is generally a low fever. If it is at 38.1 degrees to 38.9 degrees, it is generally a moderate fever, 39 degrees to 40.9 degrees is a high fever, and ≥ 41.0 degrees is a super-high fever, which needs to go to the hospital immediately and seek medical treatment in time. In daily life, parents should add or subtract clothes to their babies in time according to the weather and pay attention to their babies’ body temperature.