Eleven-month baby’s body temperature should be between 3637℃, this refers to the temperature under the armpit, because there is also oral temperature and anal temperature, but the armpit temperature is used the most on weekdays, now the armpit temperature prevails. First, if it is lower than 36℃, we should consider whether the ambient temperature is too low, or the baby’s serious lack of caloric intake, such as milk and rice are barely eaten, which can also lead to hypothermia. If the body temperature is higher than 37℃, you should also see if the ambient temperature is too high, or if the baby is overdressed. Second, observe the general condition of the baby, such as between 3737.5 ℃, its general condition or mental state, observation is fine. Third, if it is higher than 37.5 ℃, the spirit is also poor, and accompanied by a cough, rash this kind of, parents should promptly take the baby to see a doctor.