There is no fastest way to cool down a baby’s fever, and it needs to be targeted according to the cause of the fever. You can use warm water on the forehead and other ways to lower the physical temperature, but also under the guidance of the doctor to use antipyretic drugs for treatment. Baby fever may be too high indoor temperature, too many clothes or blankets, emotional fluctuations caused by physiological body temperature increase, parents can use warm water external compresses on the forehead of the child, reduce the clothing worn, the use of antipyretic patches and other physical methods of lowering the temperature, while encouraging the baby to drink more water, which is also helpful in lowering the temperature. If the temperature exceeds 38.5 ℃, you can take ibuprofen, acetaminophen and other drugs under the guidance of the doctor to reduce fever. In addition, the baby fever may also be a cold, pneumonia, enteritis, urinary tract infections and other diseases caused by the symptoms, the baby will usually also have drowsiness, crying, abdominal distension and other symptoms, at this time should be timely medical treatment to avoid further aggravation of the condition.