Daily care for babies with congenital ventricular septal defect is categorized into daily living, diet, in and out of the home, and bowel movements. For families with children with congenital heart disease, pay attention to hygiene at home to prevent cross-infection. Children with cardiac insufficiency should be put on absolute bed rest, and the amount of activity can be gradually increased during the recovery period. Breastfeeding should be done slowly and in small amounts to reduce the load on the heart. When bruising occurs, rest for a few moments or administer oxygen. Babies with edema should limit the intake of sodium and water. Keep the bowel clear, do not use force to defecate, if there is no bowel movement for two days, you should give corkscrew to pass the bowel movement. Record the amount of in and out accurately, and measure the weight of edematous babies on an empty stomach once a day in the morning. The baby should not be over-excited or crying to avoid aggravating the heart burden. Congenital ventricular septal defect is the most common heart disease in children, usually we should pay attention to whether the baby has excessive sweating, shortness of breath, feeding difficulties, etc., and consult the doctor in time, so as to avoid life-threatening injuries.