Generally speaking, children with colds and fevers can blow the air conditioning, but need to pay attention to the appropriate temperature, and often ventilate the room to keep the air clean. In the summer heat, children with colds and fevers can blow the air conditioning, in the relatively low temperature of the outside environment, to a certain extent, can make the children have the effect of physical cooling. However, it should be noted that the temperature should not be too low, and do not blow directly on the children, otherwise it may aggravate the cold. Air conditioning start, generally in a closed environment, for children with colds and fever need to pay attention to actively open the windows to ventilate, maintain indoor air circulation, fresh, conducive to the recovery of children’s diseases. In addition, children with colds and fevers need to actively seek medical attention, under the guidance of the doctor to carry out regular treatment, so as not to aggravate the disease.