Fever in infants can be treated with a fan, but care should be taken to avoid blowing the fan directly on the infant. When an infant has a fever, it is necessary to give physical cooling and medication to reduce the fever according to the temperature of the body. Physical cooling, such as reducing the baby’s clothing to dissipate heat, warm water to wipe the body to reduce fever. If a baby has a fever and the ambient temperature is too high, it can also be cooled down by lowering the ambient temperature, so you can give the baby a fan to help dissipate the heat and lower the temperature, but try to avoid blowing the fan directly on the baby, so as not to aggravate the condition. If through the physical cooling as well as medication cooling symptomatic treatment, the baby’s temperature still persists, need to go to the hospital pediatrics, complete blood routine and other related examinations to clarify the condition, give targeted treatment in a timely manner, so as not to delay the condition.