In this section, the behavior factor that is important for the causes and affecting of mother stop breastfeeding to fast. There are physical changes such as breast conditions that makes mother low self extreme the example; after return to work there are going to work and some work place has a private room for breast milk storage for milk when they are back to home but also, some mother her thinking formula milk can be convenient and easy to give newborn infants more than breastfeeding because if the mother does not provide breastfeed longer that make not enough milk due to the blocked ducts making mother pain and do not need to provide breastfeed by themselves.