Babies’ eyes looking upward may be a normal physiological phenomenon, or it may be a symptom caused by upward strabismus, depending on the situation. 1. Normal physiological phenomenon: babies are full of curiosity about things around them, if there are objects or toys above the head that attract babies, babies will often look upwards, and when the objects or toys are taken to other positions, babies’ eyes will follow and turn, which is a normal phenomenon and will not be accompanied by other abnormal symptoms. 2. upward strabismus: genetic factors, congenital neuromuscular dysplasia, acquired ocular viral infections and other factors, may lead to strabismus, usually this kind of baby’s one eye in the front, the other eye will unconsciously upward skewed, usually also combined with refractive error, amblyopia and other diseases. Whether it is normal for babies to look upwards or not depends on the situation. If the baby’s eyes look upwards occasionally and the eyeballs can follow the objects in front of them, it is normal. If the baby’s eyeballs rotate uncontrollably or the two eyes look in different directions at the same time, it may be strabismus, and it is recommended that the parents bring the baby to the doctor for timely medical consultation, so that the doctor can make a judgment.