30-year-old Mr. Wang is a typical “way book family”. Every day, he spends more than three hours on the road to and from work. In order to pass the monotonous time on the road, Mr. Wang every time he gets on the car, either buy a newspaper or magazine, or read cell phones, e-books and so on. However, half a year down the road, Mr. Wang found that his eyesight had declined again, and when he went to the hospital for an optometry, his glasses had increased by 100 degrees. Worse still, Mr. Wang found that his cervical spine also appeared to be a problem, moving sore, and sometimes even nausea, want to vomit, headache is very bad. When he went to the hospital for examination, he found that there was nothing wrong with his stomach and intestines. In fact, these symptoms of his discomfort are caused by visual fatigue. “Tou Shu family” prone to eye disease in the current information society, computers, televisions, game consoles, smart phones and other video screen display terminals have penetrated into every part of our daily lives, due to long-term attention to the fluorescent screen, frequent movement of the point of view, the screen flashes, as well as long time to maintain an operating position, the reader often feel headache, blurred vision, pain and dryness of the eyes. Blurred vision, eye pain and dryness. In mild cases, eye discomfort, pain in or around the eyes, soreness at the root of the nose or temporal region, blurred vision, dry eyes, pressure and burning sensation, photophobia, diplopia, and tearing when using the eyes, and in severe cases, there are obvious eye pain, dizziness, nausea, vomiting, loss of appetite, poor gastrointestinal and digestive functions, night sweats, pallor, slow heartbeat, neck muscle tension, shoulder pain and other systemic symptoms, and drowsiness may also be present, mental depression, insomnia and memory loss. Visual fatigue can be described as a group of fatigue syndromes that occur for a variety of reasons. Visual fatigue is mainly triggered by a series of factors such as environmental factors, ocular factors, and physical factors. In our daily life, long time staring or operating the flickering fluorescent screen of computer, TV, game console, smart phone, etc. is an extremely important reason why modern people are prone to visual fatigue. Prolonged, close-up gazing at flickering or monotonous, blinding objects, such as computer screens, newspapers and magazines, or prolonged gazing at moving sights, such as looking at something on a bumpy road, can lead to visual fatigue. Eye factors are mainly due to the eyes themselves, such as myopia, hyperopia, astigmatism and other refractive errors, are easy to trigger visual fatigue; wear glasses inappropriate will also increase the burden on the eyes, triggering visual fatigue. Can not rely only on eye drops to relieve Although the symptoms of visual fatigue make patients feel uncomfortable, but most patients as long as attention to rest, the use of eye drops to relieve a little, the symptoms will soon disappear. But long-term eye fatigue is not only harmful to your health, you may even lose your healthy eyes. So what are the ways to relieve visual fatigue? When symptoms of visual fatigue occur, first go to the hospital for examination to rule out eye diseases and other diseases causing visual fatigue. For visual fatigue caused by disease factors, we should focus on treating the primary disease and correcting the defects in various aspects, such as correcting refractive errors, wearing appropriate glasses, and eliminating various factors that cause visual fatigue. You can use some eye drops to relieve eye fatigue appropriately, but must be used under the guidance of a doctor, because 90% of the current eye drops contain preservatives, these substances will produce damage to the cells on the surface of the eye, and patients with dry eye are better off choosing preservative-free artificial tears. It is also necessary to change bad reading habits, improve the working environment and lighting conditions, and avoid prolonged, close-distance and overly delicate work. Do not read or write in places where the light is too strong and too dark, as well as in swaying cars and boats, especially in cars or trains.