Newborn baby body temperature more measurement of axillary temperature, 37.5 ℃ more is not normal. The body temperature of newborns fluctuates greatly, usually between 36 and 37.2 ℃ is normal. If the baby’s axillary temperature is more than 37.3 ℃, belongs to the low fever, is not normal. Need to identify the cause of fever, whether it is physiological factors or pathological factors, and promptly give symptomatic treatment. 1. Physiological factors, such as crying, excessive warmth, environmental factors and other causes of the baby’s lack of heat dissipation, high body temperature, to give scientific care can generally be reduced to normal. 2. Pathological factors, mostly seen in infections, such as acute upper respiratory tract infections, sepsis and other diseases, after several measurements of body temperature or fever, you need to go to the neonatology department of the hospital in a timely manner to improve the blood routine and other related examinations, and to give antipyretic and other symptomatic treatment, as well as treatment of the cause of the disease. Newborn babies with a temperature of 37.5 need to be closely observed, and it is recommended to consult a doctor in time to identify the cause and deal with it.