Children with red blood in the whites of the eyes should be treated according to the cause of the disease, which includes eye fatigue, dry eye, viral conjunctivitis and other causes of this symptom. 1. Eye fatigue: If children often look at cell phones and computers, stay up late, study for a long time, etc., the phenomenon of eye fatigue may occur, which can be manifested in the whites of the eyes with red blood. It can be relieved by developing good eye habits, such as reducing the time of looking at cell phones and computers, going to bed early and getting up early. 2. Dry eye: dry eye is a kind of conjunctival tissue lesions occurring in the conjunctiva dry phenomenon, dry eye may also cause children to appear in the white of the eye with red blood, can be treated by the use of sodium vitreous acid eye drops and other artificial tears. 3. viral conjunctivitis: conjunctivitis is the conjunctival tissue in the external and the body’s own factors under the action of the inflammatory reaction of the collective term, in the inflammatory stimulation, children may appear in the white of the eye with red blood performance. It can be treated with antiviral drugs such as acyclovir eye drops and ganciclovir ophthalmic gel. All of these medications should be used in accordance with your doctor’s instructions. When children have red blood in the whites of the eyes, it is recommended to go to a regular eye hospital for a detailed examination, identify the cause of the disease, and then carry out treatment under the guidance of the doctor.