Articles starting with 'U':
| Ultra Violet Hazards |
Ultraviolet Hazards
Most of the damage caused to eyes by UV-A and UV-B rays occurs gradually and is irreversible.
Ultraviolet (UV) rays carry more energy than do visible light rays. Thus the eye has a greater risk of damage from absorbing UV radiation than from absorbing other forms of visible light. Two types of UV rays reach the earth s surface: UV-A and UV-B. UV-A rays are the rays emitted from the sun that contribute to premature aging and they are present y... Read More
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| Ultraviolet Hazards |
Ultraviolet Hazards
Ultraviolet (UV) rays carry more energy than do visible light rays. Thus the eye has a greater risk of damage from absorbing UV radiation than from absorbing other forms of visible light. Two types of UV rays reach the earth s surface: UV-A and UV-B. UV-A rays are the rays emitted from the sun that contribute to premature aging and they are present year-round. They contribute to early wrinkling of the skin the developmen... Read More
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| Understanding Conductive Keratoplasty |
Conductive Keratoplasty (CK) can improve your near visionallowing you to see clearly like you could 10 years ago
It seems to happen overnight. You suddenly can’t read a menusee your alarm clock or review the scores on your golf card. Rest assuredyou’re not alone. Millions of baby boomers like you are losing their near vision as part of the natural aging process.
Why The Loss of Near Vision With Age?
When ... Read More
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| Understanding Floaters |
Understanding Floaters in the Eyes
Life s little annoyances...there are many. And it seems as though the older we getthe more there are. One common age-related nuisance that is particularly bothersomeappearing around the fifth or sixth decade (often much earlier)is the vitreous floater. It usually goes something like this. You re reading the newspaper or a bookand suddenly you see a speck of
something fly across the page. When you move your eyes to follow the speckit m... Read More
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| Understanding Your Prescription |
Understanding Your Prescription
Overview Refractive error is a term that refers to an optical imperfection that prevents light rays from coming to a sharp focus on the retina. Defects of refraction include hyperopia (farsightedness)myopia (nearsightedness)presbyopia (an age-related inability to focus on an object at close range) and astigmatism. Myopia When light focuses in front of the retina because the eye is too long or the lens of the eye is too strongthe result is a refractiv... Read More
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| Using Artificial Tears |
Using Artificial Tears
The most common cause of continued symptoms from Dry Eye Syndrome is the failure to use artificial tears often enough...
It is important to use artificial tears frequently. The most common cause of continued symptoms from Dry Eye Syndrome (DES) is the failure of the patient to use artificial tears often enough to bring on and maintain relief. For most patientsinstilling a drop every couple of hours is adequate. Some people need to us... Read More
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| Using the Right Contact Lens Solutions |
Using the Right Contact Lens Solutions
Proper lens cleaning and disinfection is critical for healthy and comfortable contact lens wear.
Just because the packaging says “ultimate lens cleaner” or “no-rub lens solution”does not mean that any contact lens care system will do. There are hundreds of different brands of soaps and shampooseach containing different ingredients for different skin and hair types – contact lens solutions... Read More
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| Using your Eyes and your Computer |
Using Your Eyes and Your Computer
To minimize discomfort when working at your computeravoid looking at the monitor for long periods of time.
It’s 1:00 p.m.and you’ve been working at your computer since 9:00 a.m. Your eyes feel irritated and fatiguedyour vision is blurryand you still have several hours of work ahead of you. The symptoms you are experiencing are common among people who do considerable “near” workincluding those who work wi... Read More
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| UV Light-Enhanced and Your Eyes |
UV Light-Enhanced Tooth Bleaching Is Not Only A ConBut Is Dangerous To Your Eyes And Skin
UV light-enhanced tooth bleaching is not only a conbut is dangerous to your eyes and skinsays a Royal Society of Chemistry journal.
The light treatment gives absolutely no benefit over bleaching without UVand damages skin and eyes up to four times as much as sunbathingreports a study in Photochemical & Photobiological Sciences.
Those looking to match Tom Crui... Read More
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| UV RISK AND PROTECTION |
UV RISK AND PROTECTION
Most of the UV radiation is absorbed by the front of the eyealthough some of it does reach the light-sensitive retina. The UV radiation present in sunlight is not useful for vision.
You probably know that the sun s ultraviolet (UV) radiation is dangerous to skinbut did you also know that this same UV radiation puts your eyes at risk of damage - regardless of where you live? What is UV... Read More
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