A number of options exist for those seeking correction of poor eyesight. Myopia, or near-sightedness, and presbyopia, or far-sightedness, can both be addressed through the use of corrective lenses or surgery. Eyeglasses appeal to those who are...
More than 38 million Americans wear contact lenses and many wear gas permeable or RGP lenses, according to the American Optometric Association. Gas permeable contact lenses are made from a firm plastic that allows oxygen to get to the cornea,...
Contact lenses offer an attractive alternative for those who have vision defects but prefer not to wear glasses. There are a wide variety of different contact lenses on the market. Some are geared to special vision needs, others offer...
Many people have corrective eye surgery to treat eye conditions. In some cases, the person pursues an elective surgery, such as Lasik, to improve vision, while others may have a medical need for the surgery. In either situation, a person should...
About Astigmatism of the Human Eye Overview Astigmatism is a common eye condition, but severe forms can cause blurred vision. Astigmatism usually coexists with one or more other eye problems, such as myopia or hyperopia. It is easily diagnosed...
According to the American Optometric Association (AOA), nearsightedness (myopia) is a vision impairment in which faraway objects are out of focus but objects near the eyes are clearly viewed. Nearsightedness is caused by either an excessively long...
Also called myopia, nearsightedness is a visual problem that occurs when the eyeball is unusually long from front to back. This effects the way the retina receives the light rays that form visual images and as a result causes blurring of distant...
Contact lenses are small, disc-shaped pieces of plastic that are placed on the surface of the eye. They are worn primarily to provide vision correction for several eye problems. Contact lenses are often chosen as an alternative to eyeglasses...
Astigmatism results when your cornea or the lens inside your eye is irregularly shaped. When the curvature of the lens or the cornea is uneven, light cannot focus properly on the retina, causing blurred vision. This eye condition may be mild and...
