Eyes to see light stinging may be related to the recent excessive use of eyes, long time close eye easy to cause visual fatigue or dry eye, it is recommended to adjust the state of mind, pay attention to rest, reasonable use of eyes, control the use of cell phones, computers, television and other fine eye use. Look farther away, do more exercise, do eye hot compresses and massage, you can use moisturizing eye drops such as sodium vitrate eye drops, at the same time, drink more water, avoid eating hot food, such as chili peppers. Keratitis or conjunctivitis can cause photophobia, stinging eyes and other discomfort, keratitis accompanied by a noticeable foreign body sensation in the eye, vision loss and eye pain, etc. Keratitis mainly includes bacterial conjunctivitis, fungal keratitis and viral keratitis, you need to go to the hospital in a timely manner to improve the slit-lamp examination, intraocular pressure examination, according to the specific type of keratitis and the severity of the disease to give symptomatic treatment. Conjunctivitis, in addition to the symptoms of photophobia and stinging of the eyes, may also be accompanied by redness of the eyes and more secretions, etc., which also need to go to the hospital for consultation and symptomatic treatment according to the specific type of pathogenic bacteria in conjunctivitis.