The human visual system is a complex network including the eye, ocular nerves, and key brain areas that process visual information. Under most circumstances, we use information from both eyes ...
Visual perception refers to a set of skills used to collect and interpret visual information taken in from our environment. The visual information gathered is combined with our other senses, ...
Suffering from watery eyes, also known as tearing, or epiphora, is a condition that happens when the eyes make too many tears or produce them constantly. There are many causes ...
Swollen eyelids are a fairly common eye condition caused by inflammation or excess fluid in the connective tissues surrounding the eye. Depending on the cause, swollen eyelids can be painful ...
Sometimes referred to as “sleep” or eye matter, eye discharge that appears in normal consistency upon waking is a typical part of your body’s defense mechanisms, protecting your eyes from ...
The redness associated with “red eye” is usually caused by dilated or swollen blood vessels. As a result, the surface of the eye looks bloodshot. In contrast to vision problems or pain in ...
Ptosis (TOE-sis) refers to an upper eyelid that droops and can occur in children or adults. The droop may be hardly visible, or it could cover the entire pupil. Depending ...
Do you find yourself squinting or closing your eyes in bright light? It could be photophobia or acute light sensitivity. Eyes are designed to respond to light, but certain conditions ...
Many people experience small, dark, cobwebby shapes drifting across their field of vision. These floaters are especially common as people age. Flashes, a similar phenomenon, are quick flickers of light. ...
Few eye issues are as simultaneously subtle and annoying as a twitch that comes on suddenly and/or recurs frequently. A twitching eyelid may not appear visible to the people around ...
Eye pain is not normal and should always be checked by your eye care professional. It is especially urgent if the pain comes with any of the following symptoms: Diagnosis ...
Loss of eyesight and macular degeneration are typically associated with aging. Stargardt disease, however, an inherited form of macular degeneration, commonly affects children and young adults. Also referred to as ...