Instruction is sparse at best, with most advice consisting of nothing more than let the baby latch on and then hope the whole deal takes. Work is the other enemy of breast-feeding. Employment has expectations, none of which include a twenty to thirty minute break every two to four hours for breast-feeding. Failure outright is the final disappointment sending new parents to the grocery to anguish over iron, soy, and concentrate. Although true breast-feeding failure can happen, it is rare.
Most failure occurs because of pain and impatience with or worry over the amount of flow.
There are many hormones and processes necessary for milk let-down, so a new mother and father should expect a grace period after the birth for the process to engage. And nutritional deprivation for the baby need not be a concern, because a full-term infant has a few days of food supply on board, so any success is extra during this time. Within a couple of days of delivery, any concerns can be addressed by a pediatrician. The precursor of the more dilute milk, colostrum, is an immunological protection for the baby, providing maternal antibodies that are such an important edge in fighting infection. Each breast can be drained in around ten minutes, the highest fat in the last part.