Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Sudden Changes in Vision
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Vision changes may indicate a serious problem with the tissue that lines the back of the eyeball (retina), optic nerve, or blood vessels in the eye. Evaluation by a health professional is needed right away for sudden vision changes, such as: Flashes of light (photopsia). Photopsia is brief but recurrent...