What’s wrong with a three-month-old baby who doesn’t like to eat milk? There can be the following reasons. First, physical discomfort, such as teething, sickness after vaccination, if it is teething, a pacifier with a larger hole can be used to drink milk to reduce the pain caused when sucking. Secondly, curiosity leads to inattention and playfulness. It is better not to have distracting and noisy sounds in the surrounding environment when feeding so that the baby can concentrate on feeding. Third, physiological anorexia, bad appetite, overflowing milk, more than two months, poor weight and height development.