There are many causes of jaundice in newborns: 1. Hunger. If baby does not eat enough to ensure that he or she urinates at least 6 – 8 times per 24 and has at least 1-2 stools per day. Then jaundice due to hunger will appear. Such jaundice usually appears in the first week of life. It is caused because the mother’s milk has not yet come down and the baby has not had enough to eat. Response: After feeding the baby glucose water or formula in time, the baby’s urine and stool return to normal and the jaundice is reduced. It means it is this problem. 2.Disease. If the baby was born with oxygen deficiency, pneumonia, umbilical cord infection and other problems, it will lead to the baby’s physical energy are used to resist the disease, the physical energy for baby growth is not enough to cause baby jaundice. The response should be promptly treated at the hospital. 3, pathological jaundice. It is common that the mother and child blood type is not compatible, the mother is O blood type, the baby is not O inherited the father’s blood type, a small amount of maternal blood into the baby’s body at birth leads to blood type incompatibility, causing pathological jaundice, usually appear in the baby within 28 hours of birth, more serious, and appear early. Treatment: hospitalization at a children’s hospital or pediatric research institute, serious need for blood exchange treatment. 4, breast milk jaundice. Commonly reappears after the appearance of jaundice subsides, and is common in babies before and after the full moon. Common causes: nursing mothers drink less water, too much fat intake, nursing mothers are sick, etc. Common treatment: take medicine without improvement, suspend breast milk for three days, the jaundice significantly receded can be diagnosed as breast milk jaundice. 5, constipation. Generally within 2 months baby because more than 24 – 48 hours did not expel fetal stool or stool. This leads to repeated absorption of bilirubin in the body and serious jaundice in the baby. Common treatment: a eat mommy love or gardenia yellow granules to help baby excrete bilirubin. b use cotton swabs dipped in fragrant oil stuffed into the baby’s anus a cotton swab head to stimulate baby defecation. Warm towels cover the anus and massage to stimulate the baby to defecate. Jaundice can be diagnosed as a cause of jaundice if the baby keeps having normal bowel movements every day and the jaundice subsides significantly.