Newborn refers to the child within 28 after birth, its neck curve development is immature, no need to use pillows. And 3 months after the baby’s neck curve gradually mature, you can choose to use the appropriate height of the pillow. The baby’s spine is straight before 3 months, and the brain at the same level, premature use of pillows can seriously affect the development of the spine. After feeding, parents can use a pillow towel or blanket folded under the baby’s shoulders to prevent spitting up, etc. After 3 months, the baby appears physiological bending, the baby’s head began to shake left and right, available 1-2cm soft towel as a pillow, and gradually thicken, according to the baby’s comfort to adjust, in favor of the normal formation of spinal bending and increase the baby’s sleep comfort, improve sleep quality. In addition, newborns need to sleep for as long as possible to avoid a sleeping position, should be flat, left and right side of the sleep position rotation, so as not to lead to asymmetric head shape.