By john mce
 Do you squint when reading from your computer screen? Do numbers and letters seem to fade in and out from time to time? Do you find it hard to focus? If so, you are probably experiencing deterioration of your eyesight. Eyes are often neglected by people and eyesight often deteriorates prematurely as a result. Here are a few tips to keeping your eyes healthy for longer.
Stop Smoking
Smoking can be very bad for your eyes. A recent article in Reuters Health Information states that smoking increases the risk of developing cataracts, clouding the lens and impairing vision. If you stop smoking, you have a reduced risk of developing cataracts in later life, but only some of the damage done to your eye by smoking cigarettes is reversible.
A study found that men who quit smoking had a 23% reduced risk of cataract diagnosis and a 28% reduced risk for cataract removal, compared with those who carried on smoking.
Limit Computer Time
Using computers on a daily basis is probably more strenuous on eyes than any other part of the body. The |
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By Chris Crowe
 LASIK eye surgery is now becoming more and more common for anyone who wishes to improve their eyesight. However, PRK surgery, or photorefractive keratectomy, was in the past the most common type of laser surgery performed on the eyes for vision problems and is still used today. Here is a quick guide to the similarities and differences between the two types of surgery.
The Corneal Flap
As you are probably aware, LASIK surgery requires the creation of a corneal flap under which the laser does its job to correct any aberrations in vision. This is one of the main differences between LASIK and PRK, as no flap is created in the PRK procedure.
During PRK surgery, a flap is created by using a blade and then alcohol is used to scrape the flap away from the eye's surface. This means that only the area to be treated will then be exposed. This type of surgery is usually more appropriate for patients who have thinner corneas.
During LASIK the flap is kept as a way to reduce any complications such as the |
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