The benefits of preterm babies are generally that medically preterm birth can preserve the child’s life and prevent death from occurring, while the disadvantages are that preterm babies have underdeveloped temperature centers, immature fetal lungs, and are susceptible to jaundice, among other things. 1. Advantages: the benefits of preterm birth, usually mostly in the doctor’s assessment under consideration of the physical condition of the pregnant woman and the fetus, choose to let the child born early to avoid the child fetal death in the womb, as a last resort. 2. disadvantages: (1) Inadequate development of the body temperature center: preterm babies will have inadequate development of the body temperature center, coupled with the fact that preterm babies themselves have less subcutaneous fat, may generally have a lower body temperature, it is recommended to do a good job of appropriate warmth measures. (2) Fetal lung immaturity: preterm babies may have respiratory problems because their lungs cannot expand well after birth, and they should be treated accordingly under the guidance of doctors. (3) Prone to jaundice: Preterm babies are more difficult to feed and jaundice and other conditions may occur.