A normal baby with red bloodshot eyes is considered to have developed conjunctivitis. Conjunctivitis is caused by a variety of bacteria, viruses, chlamydia, fungi and perverted reactions. Because babies have weak resistance and often use their hands to touch objects that contain various bacteria, without the parents’ attention, babies will rub their eyes with unclean hands, increasing the probability of developing conjunctivitis, which causes redness and pain in the eyes. The production of red blood is a sign of eye infection, so once the baby’s eyes appear red blood, parents must pay attention to take the child to the regular eye hospital for timely consultation, under the guidance of the doctor to choose the appropriate eye drops, can effectively avoid the development of conjunctivitis.