The redness and swelling of your child’s eyes may be caused by over-fatigue of the eyes, or suffering from conjunctivitis, blepharitis and other factors. 1. Eyes too tired: if the child likes to watch electronic products, do not pay attention to rest, use the eyes for too long, may cause red eyes, related to eye congestion, edema. 2. Conjunctivitis: usually associated with infections, adverse factors stimulation, etc. If repeated stimulation, it will cause dilation of blood vessels in the eye, which will cause redness and edema of the eye. 3. Blepharitis: Most patients have an inflammatory reaction caused by purulent bacteria entering the tissues of the lid glands, which can be characterized by redness, swelling, heat and pain. The child’s eyes are red and swollen, the cause of the disease should be clarified and then carry out treatment, if the symptoms do not go away for a long time, it is recommended to consult the ophthalmology department in a timely manner, and diagnosis and analysis of the blood routine, eye examination.