Well, yes, of course you should give up smoking, or it will just make the glaucoma become more serious. Generally speaking, glaucoma is related to a group of diseases and it can cause damage to the optic nerve as a result of increased pressure within the eye. And there are many factors which can cause it, such as a severe eye infection, injury, blocked blood vessels or inflammatory conditions of the eye. And as we know that by smoking, it will not only affect our liver, but also our eyes. And in that way, your glaucoma can be severe. So just pay more attention to it. Also, air pollution, and heavy alcohol consumption should be avoided too.