An eye aches not red also not swollen how to return a responsibility

The most common cause of eye pain is glaucoma, mainly due to eye pain caused by elevated intraocular pressure. At the same time, it can show decreased vision. Slit lamp examination, optometry examination, fundus examination, intraocular pressure and visual field examination can be used to confirm the diagnosis. Glaucoma caused by vision decline is irreversible, need to be treated in the early stages of the disease, can retain the current vision of the eye, visual fatigue can also cause eye pain, mainly due to long-term continuous fatigue after using the eye, causing ciliary muscle spasm, can show a mild decline in vision, timely reduction of eye use, can improve symptoms, in addition to warm towel external application, improve blood circulation around the eyes.