Anxious parents can do several things to help the doctor clarify where the baby’s problem lies as soon as possible: 1, record what uncomfortable symptoms the child has had for a month, such as nausea and vomiting, diarrhea, fever, etc., including the time, how many days it lasts, how many times a day, etc., and then go to the pediatric internal medicine specialist clinic and talk about the child’s condition to the specialist; 2, record what the child eats at each meal and how much (weighed) for a total of one day to For a week, you can consult a nutrition specialist at the hospital to see if the diet structure and calories are reasonable and sufficient; 3. Go to the pediatric health department for regular monthly checkups to monitor the growth curve of your child’s height and weight. Listen to the advice of pediatric health care specialists.