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Many vision professionals believe that a significant number of adults with various eye conditions, including macular degeneration, diabetic retinopathy, and glaucoma, experience Charles Bonnet (“Bo-NAY”) Syndrome, a condition that causes vivid, complex, recurring visual hallucinations, usually (but not only) in older adults with later-life vision loss. By some estimates, as many as 20-30% of adults […]

Some vision changes are normal as we grow older. This section of our website discusses these vision changes, explains the parts of the eye and how the eye works, alerts you to symptoms of possible vision problems, and provides you with a list of questions to ask your eye doctor, including: You can also learn […]

Living with vision loss can make everyday activities—from walking across a parking lot to finding an item on a shelf—more challenging and potentially less safe. Obstacles, drop-offs, glare, and reduced contrast sensitivity can all interfere with mobility and increase the risk of falls. Fortunately, using organized scanning techniques can help individuals with visual impairments make […]

What Is a Stroke? A stroke is an episode of decreased blood flow to the brain’s tissues. This decreased blood flow can be caused by a blockage in a blood vessel (an ischemic stroke) or damage to a blood vessel that causes bleeding from the blood vessel and prevents the area supplied by that vessel […]

What Is Albinism? Albinism represents a group of conditions characterized by a defect in the production of the pigment melanin, normally found in skin, eyes, and hair. Any one of many genes responsible for melanin production can lead to albinism. There are two major types of albinism: Oculocutaneous Albinism Ocular Albinism How Does Albinism Affect […]