1, the causes of blinking in children The most important causes of blinking in children are: conjunctivitis, refractive error, twitching and so on. Some children may also blink because of imitation, psychological tension, curiosity, competition with parents, habitual and so on. The causes of children’s conjunctivitis are actually very complex, so parents can check the causes separately: the causes may include watching TV, cell phones, IPAD for a longer period of time, etc.; life may include fatigue, fire, irregular sleep and diet, etc.; climate may include seasonal exchange, hotter, colder, drier, wetter, more polluted, etc.; 3. How to determine children’s conjunctivitis symptoms may include They may complain of dry eyes, itchy eyes, sore eyes, and blurred eyes; they may have redness in the whites of their eyes, dry eyelids, and dense conjunctival surface with follicles and small papillae. 4, how to treat children’s conjunctivitis can use artificial tears without preservatives, anti-allergic, vasoconstrictive eye ointment and eye drops. Also pay attention to let children rest their eyes more often to avoid excessive fatigue. However, parents need to understand that conjunctivitis in children is actually different from infectious conjunctivitis, which is common in adults. Conjunctivitis in children is usually chronic, non-infectious and recurrent. It is actually difficult to hope that children will never have a recurrence, and it takes physical exercise, dietary modifications, reduced eye use, and even good air quality to gradually get better. 5. How to distinguish blinking from tics in children If a child’s blinking is associated with involuntary twitching of the lips, nose, and cheeks, similar to making faces, but cannot be controlled by themselves, tics need to be considered. It is important to emphasize that parents need to relax their minds and not appear to be alarmed, verbally abused, heckled, or to stare at the child’s face, and that cues between adults can make the child nervous. And don’t think it’s a performance and ridicule the child. 6, children blinking what circumstances need to see psychiatry or psychology Some children with Tourette’s syndrome, there may be inattention and other psychological and behavioral problems, so you need to go to the psychiatric or psychological department to see.