Generally speaking, it is possible to turn on air conditioning when infants have fever and physical cooling, because when children are physically cooled, proper air conditioning will often have some of the following benefits. The first is that it will enhance the comfort of children, because in the cold winter or hot summer, the indoor air temperature is very inappropriate, to children open between 25 ℃ – 27 ℃ air conditioning, often make children feel very comfortable, especially in the hot summer, to children open the appropriate temperature of air conditioning, but also help the effect of physical cooling. Secondly, it does not affect the physical cooling of children, because after opening the air conditioner, the physical cooling of children is also normal.