Cataracts Overview A cataract is a clouding of the eye’s natural lens, which lies behind the iris and the pupil. Cataracts usually develop in both eyes, but sometimes they only affect one. Most cataracts occur as a result of getting…
Astigmatism Astigmatism is simply a type of refractive error or vision condition, which causes blurry, fuzzy or distorted vision. Cause Astigmatism is a condition caused by subtle flaws in the way your eye bends light (a process called…
Hyperopia / hypermetropia Hyperopia, or farsightedness, is a common vision problem that primarily affects children and adults. A recent analysis of 40 international studies found the prevalence of hyperopia ranged from 8.4 percent among 6-year-old children, 2 to 3 percent among children…
Myopia (also called nearsightedness) is the most common cause of impaired vision in people under age 40. In recent years, its prevalence is growing at an alarming rate.Globally, research suggests that in the year 2000, roughly 25 percent of the…
PTERYGIUM A pterygium (tuh-RIJ-ee-uhm) is an elevated, wedged-shaped bump on the eyeball that starts on the white of the eye (sclera) and can invade the cornea. If you have more than one of these eye growths, the plural form of…