There are many people with dry eyes, with varying degrees of severity, but not necessarily with pathological factors. Among them, students, white-collar workers or those who have dry eyes are the most disturbed. When we feel that our eyes are dry and less fluid, stagnant and slightly painful, and easily fatigued when we go to the hospital, what tests do we have to do? Liver blood deficiency, can not up-glory then lead to the face without color, dizziness tinnitus, both eyes dry, blurred vision or bird’s eye appear; can not moisten the tendons, then the limbs numbness, tendons detention; because Chinese medicine believes that the liver is the main tendon, claws for the remainder of the tendons, liver blood deficiency, claw nail loss of nourishment, there will be thin and brittle crack. A comprehensive examination can be made through seat tongue diagnosis and pulse taking to draw conclusions. Differential diagnosis: 1, dry eyes so-called dry eye is a symptom of the decrease in tears or tear gland function, resulting in tiny wounds on the surface of the eyes. 2, both eyes dry eyes dry eyes is the medical term for conjunctival dryness, it is not a single disease, but a group of diseases caused by several completely different etiologies, characterized by dry eyes and few tears. Their pathogenesis is different, and their pathological process and clinical manifestations are also different. Dry eye or dry conjunctiva and keratitis is a disease in which the conjunctiva and corneal epithelium cannot maintain normal function due to the lack of quality or quantity of the tear film in front of the cornea, the tear film is composed of a very thin surface lipid layer of 10.5mm and a water layer rich in polysaccharide protein and mucin, the lipid layer has the effect of delaying the evaporation of the tear film, under 30% relative humidity, the evaporation rate of the tear film is 3m/h, evaporation decreases when the humidity is high and increases when dry. Evaporation decreases when the humidity is high, and evaporation increases when dry. 3, corneoconjunctival dryness corneoconjunctival dryness commonly known as dry eye is an inflammatory reaction in which the conjunctival cornea cannot be moistened. This disease may be the lack of water or mucus components in the tear fluid.