Blurry vision, refers to hazy vision, without sharpness and fineness of the vision. The very common causes of blurry vision are refractive problems, such as myopia, hyperopia and astigmatism. Other eye condition or disease which might be the culprit of blurry vision including presbyopia, chronic eye dryness, cataract, glaucoma, diabetic retinopathy and macular degeneration. Some systematic diseases might cause vision blurred too, for example the cardiovascular disorder. I am suffering from hypotension, and it gives me blurry vision some times and lightheaded always. You can find so many reasons for blurry vision. It is a very common symtom, yet it might be some kind of hint sent out by your body. You should check if there is any other symptoms accompanied with it.
Hello, it is not weird at all and it is just temporary. It can be caused bu the sudden change of your blood pressure since your blood vessels relax or dilate, at this time your blood pressure goes down. Also, dry eyes after lying down can be the possible cause. You can consult an optometrist for more information.