The baby’s whole body is hot in the following two common situations: 1, fever, to give timely monitoring of body temperature, if there is a fever, to give timely antipyretic symptomatic treatment, and at the same time observe the baby’s mental state, if the mental state is poor, need to go to the hospital in a timely manner, because many diseases in the early stage only manifested as fever. 2, skin allergy or drug poisoning, etc., easy to make the skin surface capillary dilation, thus appearing Congestion, touching the skin all over the body with the hand is hot, but the detection of body temperature is normal. Most of them have a history of applying drugs or contacting allergic substances, and will improve significantly after giving oral anti-allergic drugs.