视疲劳(asthenopia)是一组表现为用眼后出现视觉障碍、眼部不适及全身症状以至不能正常进行视作业的症候群,而并非某种独立的疾病。具体可表现为视物模糊、重影、复视,眼痛眼胀、酸重难睁、干涩不舒、阅读时文字跳跃、字迹串行,不能持久阅读等症状,全身可有头晕头痛,眉棱骨、鼻 Asthenopia is a group of diseases characterized by visual disturbances, discomfort and generalized symptoms of the eyes which can not be visualized normally, rather than as an independent disease. Specifically manifested as blurred vision, ghosting, diplopia, eye pain, eye swelling, sore throat, dry and uncomfortable, reading text jumping, writing serial, can not be sustained reading and other symptoms, the body may have dizziness, headache, Bone, nose