eye-health

A black spot in the left eye appears as a dark speck or shadow that may seem to drift across vision. Most commonly, this describes floaters, which are tiny clumps of gel or cell...

People of Chinese ancestry, like all populations, show a wide range of normal eye characteristics and face many of the same common eye conditions encountered globally. This guid...

Pinguecula is a common, benign yellowish growth on the conjunctiva that often appears near the nose side of the eye and is linked mainly to ultraviolet (UV) exposure, dust, wind...

Subacute iridocyclitis is a form of anterior uveitis characterized by a gradual onset and milder inflammation of the iris and ciliary body. This overview explains its definition...

Daily disposable contact lenses are designed to be worn for one full day and then discarded. Reusing or sleeping in a day lens increases the risk of irritation, infection, and r...

Myopia and astigmatism are common refractive errors that change how clearly you see at different distances. Myopia, or nearsightedness, makes distant objects appear blurry while...

Whether you can use eye drops with contacts depends on the type of drops, your lens material, and how you apply them. Preservative-free rewetting drops that match your lens type...

Seeing a flashing ring of light in eye can be startling, and many people worry it signals a serious problem. This perception usually involves patterns described as arcs, rings,...

A black spot on the eye is commonly a change in pigmentation or a collection of blood within the eye, and its seriousness depends on which layer is affected and how it appears....

A broken blood vessel in the eye, often called a subconjunctival hemorrhage, appears as a bright red patch on the white of the eye and looks alarming but is usually harmless. It...