The risk period for 34 weeks preterm babies is about two weeks, and the length of the risk period is related to the length of the delivery time, the earlier the delivery, the longer the risk period. Generally 37 to 42 weeks belongs to the full-term birth, 34 weeks of preterm babies are generally lighter in weight, the risk of birth is relatively large, mainly related to the body temperature, breathing, nutrition, infection, which are prone to complications, such as intracranial hemorrhage in the newborn, neonatal pulmonary hyaline membrane lesions and other symptoms, premature babies with imperfect thermoregulatory centers need to be placed in a warming box to maintain the body temperature, put in the incubator for about 7 to 10 days, the incubator. Specifically depends on the situation of the preterm baby. During pregnancy to develop good habits, maintain a balanced diet, maintain vulvar local hygiene, regular maternity checkups, avoid strenuous exercise, effectively avoid preterm delivery. The treatment and care of preterm babies should be carried out according to the doctor’s instructions.