Blurred vision can be caused by several natural factors, including refractive errors like nearsightedness, farsightedness, presbyopia, and astigmatism. These conditions can often easily be corrected with prescription glasses, contacts, LASIK, or other treatments. If you are experiencing sudden blurred vision, it can be the result of a medical condition that you should seek medical help for, including:
Detached retina Stroke Glaucoma Transient ischemic attack (TIA) Eye injury Cataracts Age-related macular degeneration Corneal abrasions Other less-serious reasons for blurred vision include:
Eyestrain Conjunctivitis High blood sugar Migraines Allergies