Of course, it is not normal. Low blood pressure is easy to cause blurry vision, and blurry vision also has a sign of low blood pressure. Blurred vision refers to a lack of sharpness of vision resulting in the inability to see fine detail. Blood pressure is a measurement of the pressure in your arteries during the active and resting phases of each heartbeat. Low blood pressure is always lack of oxygen and blood which affect eye movements deeply. When the blood vessels in eyes begin to disorder, eye problems also occur. The most deep side effect is vision problem. In addition, blurry vision also can be caused by glaucoma, uveitis, retinal detachment, myopia and migraine. Pay attention to your eye health, or beautiful world must leave you alone.