According to the survey the advent of autumn and winter, the incidence of dry eye disease patients in hospital outpatient clinics rose by 30%, in the dry fall and winter, white-collar women with dry eye disease often use computers in the air circulation environment, the two blinks between the exposed surface area of the eye increases, will make the evaporation of tears accelerated, become one of the triggers of dry eye, due to the prolonged use of computers, air pollution, etc., the number of young patients is increasing, especially the white-collar women Due to the long-term use of computers and air pollution, the number of young patients is increasing, especially white-collar women, who are easily suffering from this disease. Dry eye disease is mainly due to insufficient tear secretion, and tears not only disinfection and sterilization, but also wet protection of the eye, to maintain the important role of the refractive system, if the tears are reduced, the cornea will not be lubricated, the whole eye will be dry and lightless, the corneal epithelium keratinization, which will appear in the eyes, burning, foreign body sensation, photophobia, tearing, pain, easy to fatigue or even occlusion of the visual object. Dry eye prevention and treatment methods: 1, to effectively prevent dry eye disease, the best way is to develop the habit of blinking, every hour to let the eyes rest for 5-10 minutes; 2, long-term computer operators, should eat more fresh vegetables and fruits, while increasing the intake of vitamins A, B1, C, E; 3, to avoid the fluorescent screen is too bright, reflective or unclear, computer Should not be placed on the opposite side of the window or the back, the environment lighting should be soft; 4, appropriate use of some lubrication eye drops such as artificial tears,, methylcellulose liquid, sodium hyaluronate, carbomer gel, etc.; 5, timely treatment of chronic inflammation of the eye surface. So in the fall and winter air humidity decreases, eye sensitivity easy dry eye disease, if you have dry eye disease should promptly find a specialist for treatment.