When a 2-month-old baby refuses to breastfeed and cries when fed, the cause needs to be clarified and treated. 1. Physiological anorexia: generally appear in 3 months – 4 months of the baby, mainly for the development of neck muscles, curiosity about the outside world increased, appeared to eat the milk when the attention is not focused, easily attracted by external things. This leads to a decrease in interest in breastfeeding. 2. Pathological anorexia: when infants have acute gastroenteritis, sepsis, pneumonia, intestinal viral infections and other diseases, they can also appear to refuse milk, crying and so on, and they need to consult a doctor in time to clarify the cause of the disease and then deal with it. When parents find that the 2-month-old baby refuses to breastfeed and cries when fed, it is recommended that they consult a doctor in time to further improve the relevant examinations, and after a professional physician to view the patient, to decide whether medication is needed, so as not to affect the growth and development of the child.