Quick Overview Sudden complete vision loss refers to an abrupt, total loss of sight in one or both eyes.It often happens without pain and can occur within seconds or minutes.This is a medical emergency—most often caused by blockage of blood flow to the retina or optic nerve.The condition is comparable to a stroke in the […]
Quick Overview Eye discharge refers to any fluid — watery, sticky, or pus-like — that collects in or around the eyes.It can appear as crust on your eyelashes when you wake up or as constant sticky material during the day.A small amount of clear discharge is normal, but coloured or thick discharge usually signals infection
Quick Overview Foreign-body sensation is the feeling that something is in your eye even when nothing is visible.It may feel like sand, dust, or an eyelash stuck on the surface, often causing irritation, tearing, and frequent blinking.This happens when the cornea or conjunctiva — the eye’s surface layers — are irritated, inflamed, or injured. When
Quick Overview Colour vision changes refer to difficulty distinguishing between certain colours or noticing that colours appear faded or dull.Some people are born with colour blindness (congenital dyschromatopsia), while others develop it later in life due to eye or nerve problems.When colours suddenly appear washed out or altered, it often indicates retinal or optic nerve
Quick Overview Double vision means seeing two images of a single object instead of one.It can occur in one eye (monocular diplopia) or both eyes (binocular diplopia).Sometimes it happens briefly due to tired eyes or alcohol use, but persistent double vision can signal a serious issue involving the eye muscles, nerves, or brain. When to
Quick Overview Eye pain or pressure can range from a mild ache to sharp, throbbing discomfort felt inside, around, or behind the eye.It may result from surface irritation, inflammation, high eye pressure, or deeper nerve or sinus issues.Some causes are minor, like eye strain or dryness, while others, such as glaucoma or infection, can threaten
