Blurry vision is usually no big deal, but sometimes it can be a sign of something more serious. What you need to know:
When your eyeball is shaped more like an egg than round, or your cornea or your lens isn't curved just so, light can't focus in the right spot. That can lead to seeing clearly only at certain distances and distorted vision . You can often correct these"refractive errors" with eyeglasses, contact lenses, or minor surgery.Have you been staring at a screen or page or focusing on a task for a long time? People tend to blink less often when they're concentrating like that.
These range from shimmering zig-zag lines, sparkles, and flashes to blind spots and tunnel vision. It may seem like you're looking through water or cracked glass. If it happens only in one eye, does not go away in an hour or less, or causes a total black out of vision even for a few seconds, see your doctor in case it's a serious problem.That's a cloudy area in the normally clear lens of the eye. They grow slowly, usually in both eyes, after age 55.
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