Five-month-old babies can often be held vertically alternately, but it is not recommended to hold them vertically for a long time. Generally for infants before three months, because the cervical spine is not fully developed, the neck muscles are not strong enough to support the head well, it is not recommended to hold vertically. Five months of the baby’s cervical spine, head muscles further development, can maintain a period of head-up action, then parents can hold the baby vertical, such as the baby can be used to face the front of the position of vertical hold, both the baby’s back against the parents of the chest, this position allows the baby to look at the front of the new things, the baby’s cognitive development is good. It should be noted that parents vertical hold to protect the baby’s neck and back, to prevent the baby spine injury. Secondly, it is not recommended to hold the baby for a long time, you can alternately hold the baby, so that the baby’s spine to get some rest.