Sooner or later, it happens to everyone: the feeling that your arms are not long enough to read small print. The term presbyopia is a vision condition that make focusing on close objects difficult. The Cleveland Clinic notes that most people over...
Farsightedness, medically known as hyperopia, is a condition that results from a flat cornea or short eyeball length. With farsightedness, light rays enter the retina before the eye is able to focus on anything. As a result, images focus on the...
Nearsightedness, or myopia is a common vision problem that affects about four out of every 10 people. People who are nearsighted have trouble seeing in the distance. Eyeglasses used to correct nearsightedness are either prescribed to be worn...
According to the American Optometric Association (AOA), presbyopia is a vision condition that typically becomes evident in the early to mid-40s, when reading glasses commonly become necessary. Presbyopia is one of several eye conditions that may...
Bifocals are two prescriptions in one pair of glasses for the purpose of vision correction. Bifocals are usually prescribed for people over age 40, whose focusing ability has declined because of vision changes that come with age, according to the...
Bifocals are dual-vision glasses that allow the patient to see two different vision prescriptions through the same lens. Bifocals can often be identified because they look like a normal glasses lens with a portion of another lens resting on top,...
This is the simplest and most common treatment for farsightedness. Your eye doctor will measure and prescribe a custom-tailored lens to treat your focusing problem. The lens essentially works to undo your cornea's relative lack of curvature....
Almost everyone has to use optical aids like bifocals for reading by the age of 50. Presbyopia is the gradual loss of the eye's ability to adjust and focus when trying to read or see up close, according to the National Eye Institute. Luckily,...
Cataract surgery is the removal of a cloudy natural lens from a patient's eye. Because of the advances in technology, this surgery is an outpatient procedure; the surgery itself usually only takes about one hour to complete. During the surgical...
Our body's natural crystalline lens loses its ability to see from all distances as we age, and usually begins to malfunction between the ages of 40 and 60 when reading glasses become necessary. During cataract or RLE surgery, the Crystalens lens...
A cataract occurs when the lens of the eye becomes cloudy, usually due to the effects of aging. The lens is a clear disk behind the colored iris. The lens plays a part in clear vision by focusing images on the light-sensitive retina at the back of...
Trouble seeing and bumping into things are just some signs of blurry vision. In some cases, this may be due to an underlying medical problem or it can be due to eye strain cause by activities such as reading a book too closely. There are many...
Approximately $8 billion was spent on eye in the United States care in 2009, according to reports from market research company IBIS World, with more than 20,000 establishments and companies offering prescription reading eyeglasses and contacts in...
