A stye is a common and usually harmless inflammation of an oil gland in the eyelid. It can feel tender and cause discomfort, and the eyelid may become swollen and red. Styes typically resolve on their own without treatment, but…
Red eyes are a common condition that can result from various factors, ranging from minor irritations to more serious infections or injuries. The redness occurs when the small blood vessels in the white part of the eye (sclera) become enlarged…
Exposure to intense light can cause temporary damage to the cornea, the clear front surface of the eye. This condition, known as photokeratitis, can occur from reflected sunlight (snow blindness) or from looking directly at a welding arc (welder’s flash).…
Dry eyes are a common condition that occurs when your eyes don’t produce enough tears or when the tears evaporate too quickly. This can lead to discomfort and irritation, affecting your vision and quality of life. While dry eyes can…
Diabetic retinopathy is a complication of diabetes that affects the retina, the light-sensitive tissue at the back of the eye. Over time, high blood sugar levels can damage the small blood vessels in the retina, leading to changes that may…
Color blindness is a visual condition in which a person has difficulty distinguishing certain colors or, in rare cases, perceiving any color at all. The most common form affects the ability to differentiate between red and green hues. This condition…
Posterior vitreous detachment (PVD) is a common condition that occurs as a natural part of aging. It involves the separation of the vitreous humor, a gel-like substance that fills the space between the lens and the retina, from the retina…
A cataract is a clouding of the natural lens of the eye, which is normally clear. This clouding impairs vision, making it difficult to see clearly. Cataracts develop gradually and are a common condition associated with aging. While surgery is…
Retinal detachment is a serious eye condition that occurs when the retina, the light-sensitive tissue at the back of the eye, separates from the underlying layer of blood vessels that provide it with oxygen and nutrients. This separation can lead…
Refractive Errors Refractive errors are among the most common vision problems and can affect people of all ages. These conditions occur when the eye does not focus light correctly on the retina, resulting in blurred vision. People with refractive errors…
