In general, the basal body temperature of children is around 37 degrees, within 38 degrees is low fever, if it is more than 39 degrees, it is judged as high fever. 38.6 degrees is considered as moderate fever, at this time to determine whether the child should be tight, we should consider whether the sleeping appearance is stable, and whether there is a history of disease and other factors. If the child is sleeping peacefully and is not in pain, the fever may be due to physiological reasons. If the child does not sleep well, and the frown is tight, then consider whether the fever is caused by pathological reasons, you can give the child appropriate anti-fever medicine, in addition to timely access to the hospital, fever is easy to cause damage to the child’s body, parents should not be underestimated. Of course, also consider whether the child has a history of other diseases, many diseases will be accompanied by fever symptoms, if the child previously had other diseases, you need to hurry to symptomatic treatment. The baby’s fever to 38.6 is definitely feverish, parents should not wrap the child too tightly when taking the child, according to the weather appropriate to add or subtract clothing, the child’s growth and development are helpful, usually can drink more warm water to reduce inflammation.