Infants do not drink milk during the anorexia period is mostly physiological, and can be dealt with by changing feeding habits, increasing complementary foods if necessary, and creating a comfortable eating environment. If it cannot be relieved, it is necessary to go to the hospital in time for treatment. Infant anorexia usually appears around 4 months, usually lasts 1~2 weeks can disappear, parents do not have to worry too much. 1. Change feeding habits: When an infant does not drink milk, do not force-feed, try small amounts of multiple feedings. Parents can also play small games to consume the baby’s energy and feed the baby when he or she is hungry. Feeding when the baby just woke up is also a way, when the baby is not yet fully conscious, the resistance to milk is weak. 2. Increase complementary foods when necessary: Infants’ feeding should be based on breast milk and formula milk, and complementary foods, such as rice flour, can be added appropriately when necessary to improve the situation of infants not drinking milk. However, the amount of complementary food should be controlled to avoid overdose. 3. Create a comfortable eating environment: the baby’s milk environment should be as quiet as possible to avoid external factors to attract the baby’s attention, causing interference with their milk. If a baby’s anorexia continues to be unrelieved, he or she should go to the hospital in a timely manner, complete the relevant examinations to determine the cause of the disease and carry out the appropriate treatment. If the infant has recently had a cold, anemia, vitamin D deficiency, etc., the symptoms of anorexia may also appear, and can be treated with medication. Parents are advised to seek prompt medical attention when they notice abnormalities in their infants, after excluding physiological ones, so as to avoid delaying the condition.