Newborns are generally not recommended to use pillows, lying flat can make the baby’s back and the back of the brain at the same level, will not cause excessive muscle tightness. Usually, newborns are clinically indicated to be born within 28 days, as their spine has not yet formed a physiological curve, can not use pillows. If the use of pillows may lead to head and neck bending, affecting the baby’s bone growth, and the newborn’s neck is short, the head is padded will feel uncomfortable, there may also be blocked trachea, affecting its breathing. When infants reach 3-5 months of age, the cervical spine begins to show a forward physiological bend. In order to maintain the physiological bend and keep the body position comfortable, the height of the infant pillow should be designed to 1-2cm is appropriate, then you can fold the towel to the baby as a pillow. In addition, because the baby’s skull is soft, chimney door and cranial suture has not been completely closed, it is not recommended to use long-term shaped pillow, easy to cause head deformation, affecting the appearance of beauty, and even affect the brain development, so it is not recommended to blindly use shaped pillow.