Well, lifting weight can lead to blurry vision. When you have lifted weight, it will just increase your blood pressure. In that way, your eye pressure will be high. And then it will just affect your eyes, leading to eye strain and blurry vision. So you should be careful about it. Also, you should know that blurry vision is also can be caused by the bacteria, and other allergies. So when your eyes are infected by some viruses, you can get eye infection. At the same time, your blurry vision can occur too. Besides, you should know that blurry vision can also be caused by some other factors, such as Macular degeneration.