Visual fatigue is usually caused by prolonged close eye use. In this case, you should control the intensity of eye use, pay attention to rest, and get medical optometry if necessary. For people with ciliary muscle tension that is difficult to relax, eye drops that relax the ciliary muscle can be used to relieve fatigue symptoms, such as tropicamide drops, but it should be noted that these eye drops have a dilating effect and should not be used by people with closed-angle glaucoma or those at risk of closed-angle glaucoma in the shallow anterior chamber. Dry eye is a condition that can be easily confused with visual fatigue. Dry eye is usually caused by prolonged eye use, especially prolonged gazing at flashing screens such as cell phones and computers. Dry eye can cause obvious eye dryness, tearing, photophobia, itchy eyes, foreign body sensation, blurred vision and other symptoms of visual fatigue, drops of artificial tears eye drops can effectively relieve these symptoms, these artificial tears eye drops include: sodium glass acid, polyethylene glycol, hydroxymethylcellulose, polyvinyl alcohol, etc.. These eye drops do not contain drug ingredients, only play a local moisturizing effect, will not be absorbed by the body, medication safety, very few adverse reactions.