The baby cold, fever for 38 ℃ and then since the recession whether need treatment, need to be judged according to the baby’s condition, such as the course of the disease temperature recurrence, need to be actively treated, such as no other symptoms and no longer have a fever can be temporarily without treatment. Cold is acute upper respiratory tract infection, is a common pediatric disease, mostly caused by viral and bacterial infections. Clinical temperature can be 38 ℃ without special intervention can be reduced to normal, for such babies need treatment, need to be judged according to its specific situation, such as the baby’s temperature repeatedly, usually need to be treated. If the baby’s temperature does not rise again, and there is no other abnormal discomfort, can be closely observed first, without treatment, but the specific need to be assessed by a specialist to decide. In conclusion, it is recommended that babies with abnormalities should be seen by a medical professional in a timely manner to assess their condition.