Eye fatigue caused by long-term viewing of cell phones, if you can carry out scientific and effective intervention, generally about a week can return to normal. Long-term and prolonged viewing of cell phones can easily cause visual fatigue, mainly due to excessive time spent with the eyes or excessive intensity of eye use. Patients can use appropriate eye drops to relieve, such as artificial tears, can effectively relieve visual fatigue, relieve the symptoms of dry eyes and astringent eyes; at the same time, we also need to pay attention to the time and intensity of eye use, try to take more breaks to reduce the amount of eye use, if you have to use your eyes for a long time because of study and work, you can take a proper rest after 45 minutes of eye use, and look more into the distance can effectively relieve visual fatigue; in addition, it is recommended to develop a good living In addition, it is recommended to develop good habits, not to stay up late to look at the cell phone, not to look at the cell phone in a dark environment, not to look at the cell phone for more than 2-3 hours a day, not to look at the screen too bright or too dark when looking at the cell phone, and to close the eyes for half an hour to rest or look into the distance. If the above methods still cannot improve the visual fatigue, it is recommended to go to the ophthalmology department of a regular hospital for a clear diagnosis and exclude other eye diseases with the help of a specialist.