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Glaucoma is characterized by optic nerve damage which results in vision loss, and elevated eye pressure (intraocular pressure) is the primary risk factor. There is growing evidence that other factors may predispose a person to glaucoma damage, including circulation to the eye and optic nerve.
Answers (2) 1  Yes, it is normal for you to have the eye pressure go up and down because the eye pressure is influenced by many factors. If your mood is not stable, your eye pressure may easily be unstable. 2  Well, yes, eye pressure can just go up and down, and we can also say that is very normal.