The common causes of tearing eyes and fear of light and wind are eye inflammation, foreign bodies in the eye, and improper use of the eyes. 1. Ocular inflammation: common in keratitis, conjunctivitis, etc.. The cornea and conjunctiva are exposed to the outside world and are susceptible to microbial infections, causing local inflammatory reactions, inflammatory factor stimulation causes vasodilatation, exudation, cellular infiltration and other pathologies, which causes tearing of the eyes, fear of light and fear of wind. 2. Foreign bodies in the eye: corneal contact lenses (contact lenses), inverted eyelashes, mosquitoes, powder layer and other foreign bodies into the eye is not timely removed, it is easy to lead to local irritation of the eye, resulting in tearing, fear of light and fear of wind symptoms. 3. Improper use of the eyes: the eyes are easily stimulated by ultraviolet rays, lasers, bright light, resulting in damage to the cornea, or often stay up late, a long time to look at computers, cell phones and other electronic products …… These behaviors are improper use of the eyes, it is very easy to cause the eyes to tear, fear of light and fear of the wind. Tears in the eyes, fear of light and fear of wind, if a long time can not be relieved, you should go to the ophthalmology department of the hospital in a timely manner, follow the doctor’s instructions for treatment.