Many causes: You will need a complete eye exam to determine this. Causes include a simple need for glasses, corneal problems including dry eye, cataract, retinal problems, and more.
Answered 12/26/2012
5.4k views
Many things!: Dry eyes, infections, scaring of the cornea, need for glasses (refractive error, excessive tearing, vitreaous opacities, inflamation (uveitis), etc.
Answered 1/3/2013
5.4k views
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