It is normal for a five-month-old baby to crawl, indicating that the child’s nutrition, development of the motor system, parental training and other factors are better. In general, full-term and healthy babies follow a certain pattern in their gross motor development, such as lifting their head at two months, rolling over at four months, sitting alone at six months, crawling at eight months, and walking at one year of age, but there are individual differences that cannot be generalized. Five-month-old baby will crawl, belong to the early motor development, although a little earlier than most babies, but also belong to the normal phenomenon, as long as the baby’s physical condition is good, there is no need to worry too much. But pay attention to control the baby crawling time, should not be too long, otherwise the child limb development burden. In short, in daily life should pay attention to the care of infants, do not have to train the child’s ability to crawl at this stage, to be about eight months when the appropriate training, follow a small amount to a large amount of the principle of crawling, specific can consult a professional physician’s opinion.