Newborns with yellowing whites of the eyes are generally considered to be caused by jaundice, the vast majority of newborns will develop jaundice, which is mainly due to the relatively high number of newborn red blood cells, short life span, immature liver function, the destruction of red blood cells after birth, the production of bilirubin exceeds the body’s ability to metabolize, it will lead to jaundice in newborns, jaundice is not only manifested as yellowing of the skin, but also mucous membranes Jaundice may not only manifest itself as yellowing of the skin, but also of the mucous membranes, which may also show yellowing of the whites of the eyes of newborns. Physiological jaundice: physiological jaundice appears 2-3 days after birth, peaks in 4-5 days, gradually subsides in 7-10 days, generally no more than 2 weeks in term infants, no more than 4 weeks in preterm infants, bilirubin values generally do not exceed 12.9 mg in term infants, no more than 15 mg/dl in preterm infants, bilirubin is generally dominated by an increase in indirect bilirubin, the progress is not rapid, no more than 5 mg/dl per day. Pathological jaundice is considered if the characteristics of jaundice do not conform to the characteristics of physiological jaundice. For neonatal jaundice or need to seek medical attention in a timely manner to avoid errors in judgment delaying the baby’s condition.