Chronic dry eye can also cause eye irritation and blurred vision. The treatment for dry eyes will vary depending on the level of dry eye syndrome. Till now, most people use artificial tears or similar eye drops or ointments that simulate the action of tears, thus to keep their eyes moist. To treatment chronic dry eyes, You shall start from your daily life. In details, you shall drink plenty of water so as to keep body moisturized. Besides, try to keep away from environment of windy and dry weather. In addition, you shall eat more food that contains of vitamin A, C, and E to keep eye health. if you often watch TV or computer, you shall take take frequent breaks and blink often.