Why is it so important? Babies naturally regulate how fast they nurse. At the breast, the baby starts, stops, pauses, gulps, rests, etc. Whenever a baby feeds with a bottle, it is best to use the "paced" bottle feeding method. Otherwise, the infant is forced to swallow the liquid coming out of a vertical bottle - fast. With the "paced" bottle feeding method, the infant controls the "pace" of the feed. Here is a great video explaining how to perform this method of feeding & why it is so...