Infant body temperature 36 ℃ is a normal body temperature. Infant thermoregulation center is not well developed, vulnerable to external influences, such as crying, environment, warmth and other factors, resulting in infants temperature fluctuation range is relatively large, generally between 36 ~ 37.2 ℃ are within the normal range. Infant body temperature is too low or too high are pathological conditions, need to be given according to the child’s specific situation to deal with. Infant body temperature is lower than 36 ℃, belongs to the body temperature is too low, most commonly seen in insufficient warmth, sepsis and other conditions, need to identify the cause, give symptomatic treatment, so as not to affect the baby’s health. Infant body temperature is higher than 37.3 ℃, belongs to fever, can be seen in infection, rheumatism, immunity, oncological diseases, need to go to the hospital pediatrics in a timely manner, to clarify the cause of fever, give symptomatic treatment.