Babies can be held upright time is not a specific rule, according to its specific circumstances, usually more than 3 months of age, the baby muscle strength gradually developed, the head lift better, then you can take the vertical hold. Newborn babies because of the neck and back muscles are not well developed, muscle strength can not bear the weight of the head, so you need to take the way flat hold, and need to pay attention to protect its head, so as not to repeatedly shake left and right, causing injury to the baby. When the baby is 2-3 months old, the cervical vertebrae have been convex, and the head is more stable, you can let the adult vertical hold, but must hold its waist and hips, to protect its cervical vertebrae, so that it has a sense of security, and hold and put down the action gently. When the baby is small, sometimes after nursing need to hold the burp, then you need to let the chin on the shoulders of adults, adults slightly backward tilt, to protect the baby’s neck and waist, not directly vertical hold, so as not to cause damage to the cervical spine.