Posts Tagged ‘Cornea’

Eye Health & Optometry : What Is a Lens?

Thursday, May 13th, 2010


Lenses for eyeglasses are made out of resin, which is an optical plastic, and they are designed to either refract or converge light before it hits the cornea in the eye. Understand how lenses are created to correct vision impairments withinformation from a practicing optometrist in this free video on eye health. Expert: James W. Kirkconnell Contact: www.bec2020.com Bio: Dr. James W. Kirkconnell graduated from the University of Houston College of Optometry in 1984. Filmmaker: Dimitri LaBarge

Eye Health & Optometry : How Do Glasses Work?

Wednesday, April 21st, 2010


Glasses work by refracting or converging light before it reaches the cornea in order to correct either far-sightedness or near-sightedness. Learn how eyeglasses are designed withinformation from a practicing optometrist in this free video on eye health. Expert: James W. Kirkconnell Contact: www.bec2020.com Bio: Dr. James W. Kirkconnell graduated from the University of Houston College of Optometry in 1984. Filmmaker: Dimitri LaBarge

Eye Health & Optometry : Treatments for a Scratched Cornea

Tuesday, April 13th, 2010


Treatments for a scratched cornea can include wearing a patch, wearing a bandage contact lens and using antibiotic drops several times a day until the laceration heals. See how scratched corneas are treated withinformation from a practicing optometrist in this free video on eye health. Expert: James W. Kirkconnell Contact: www.bec2020.com Bio: Dr. James W. Kirkconnell graduated from the University of Houston College of Optometry in 1984. Filmmaker: Dimitri labarge

Eye protection relying on your lifestyle

Sunday, March 21st, 2010

A balanced diet and regular exercise are healthy lifestyles, which can bring on the farm, and fine vision. In front, smoking and excessive alcohol consumption are regarded as the murderer of a healthy body, and it is the same for healthy eyes. People who smoke or drink heavily have a vision still poor when getting old. However, there are certain conditions you can not avoid looking eye care and healthy lifestyle. They were born naturally. You can only do a little care to maintain your vision, preventing not become worse. Farsightedness is a kind of problem, which is caused by weak eye muscles, cornea, flat or short eyes. People with this problem do not have round eyes and are difficult to focus on near objects. The other problem is the myopia, which is in contrast with hyperopia. This problem is caused by weak eye muscles, eyes or long. People with this problem have eyes too round and are difficult to focus on distant objects. Yet the most eye diseases are not genetic. You can do many things to maintain good order by a healthy lifestyle. First, bad weather, as too much wind or too dry, causes the eye not create enough tears or the tears evaporate too quickly. This is called dry eye. You can not change your immediate environment, but you can use eye drops to lubricate your eyes. Secondly, the high pressure to the eye, will affect the optic nerve behind the eye, you brain hurt. It glaucoma. You can relax when you feel stretched to make your muscles relax. Then, the problem of aging will lead to presbyopia, which is different from farsightedness, although the two symptoms are unable to focus on the close objects, presbyopia is not genetic. This problem is especially noticed at the age of 40 to 50. You can take good care of your eyes to see problems through regular exercise or diet. Most people are born with an excellent view. The hectic and busy life or unhealthy eating habits deteriorate the condition of the eye. If you cherish your order, you must live a balanced and healthy, and at the same time follow the back and not do in protecting the eyes after the suggestion from your optometrist. If you want more information on the knowledge vision, then please visit http://vision. firmoo. com /

Are There Different Eye Exams For Contact Lenses and Eyeglasses?

Saturday, March 20th, 2010

When the purchase of glasses or contacts, you must have an eye exam. Most people do not think whether there is a difference between the two examinations. There are indeed differences between an eye exam for glasses and an eye examination for contact lenses. The next section describes the differences with an eye exam for glasses and an examination for contact lenses: Eye exam for glasses The purpose of a vision screening is to diagnose problems with his vision and all diseases of the eye. You will be asked to read an eye chart. This includes reading with both eyes, each on their side. The eye doctor will then perform a retinoscopy. In a darkened exam room, the doctor will give you a point to watch, and then the doctor will shine a light into the eye. How light is reflected from the eye is a determining factor in what the strength of your prescription glasses will be. The eye doctor will also perform a test of refraction. A device called phoropter is used for testing. You’ll look through a mask held device to your face and the doctor will show you a series of letters and ask you to indicate that it is clearer. The doctor will be flipping lenses in the mask at different dosages. This test determines if there nearsightedness, farsightedness, astigmatism and / or presbyopia. The eye specialist will then conduct a review of the slit lamp. This device allows the physician to assess the structures of the eye. It is used to detect an eye infection and eye diseases. Eye exam for Lenses A review of contact lens focuses on a single characteristic of eye health. The eye doctor will run tests to evaluate surface of the cornea of the eye to ensure that the lenses fit properly. It will ask you questions about your lifestyle if the doctor can choose the best type of contact lens for your situation. A device called a keratometer measures the surface and the curvature of the eye. The doctor will measure using an instrument called a keratometer. A keratometer is a type of digital camera that takes pictures of your eyes to create mathematical representations of the surface curvature of the cornea. This test determines the correct curve and the size of your contact lenses. Corneal topography may also be made to give more details on the surface of the cornea. The health of your cornea may be evaluated using a slit lamp. You may also measured the students with a student card, rule, or pupillometer. A map or rule by showing different sizes of students will take place next to your eye to find the best match. Contact lenses may also include an evaluation of the tear film. The moisture of the eyes may be evaluated using a small strip of paper placed under the lower eyelid. In addition, fluorescein may be placed in your eyes and then the doctor will assess how long it takes for the dye to be washed by tears. After tests were completed and evaluated, your eye doctor you select the best contact lenses for you. You will then have to maintain regular visits to eye make sure you do not develop any problems. There are differences between examinations for eyeglasses and exams for contacts. The important thing to remember is that these tests are designed to ensure that you maintain good eye health.

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Eye Infection Outbreak in the United States

Tuesday, March 16th, 2010

Rare eye infection sudden everywhere Fungal Keratitis sounds like something you find in the gym but in reality its no laughing matter. A rare infection that can cause blindness, it appears more and more all the United States and the world. At first thought to appear only after contact with plants or rare in individuals extremely ill, she suddenly began to appear among the holders of contact. The infection occurs in the cornea that is responsible for most of the optical power of the eye. Symptoms may include: blurred vision, pain and redness that does not improve when the contact lens is removed, which increases sensitivity to light and excessive tearing or discharge. The condition if left untreated can lead to blindness or permanent vision problems. Depending on the severity, infection can be treated with antibiotics, the topical anti-fungal treatment, surgery, or in some cases, a corneal transplant. . An estimated 30 million Americans wear contact lenses, but infections began to emerge only in recent years and according to the Centers for Disease Control could be linked to the lens solution Renu with MoistureLoc. The product, manufactured by Bausch & Lomb, has been named in an April 2006 report by the CDC after they found that in 30 cases they investigated 26 had been using that product. Although it has been removed from store shelves just days later, it is unclear how many Americans who used Renu with MoistureLoc May have been put at risk of infection. While Bausch & Lomb has defended its product, a few days after the initial report from CDC that they have withdrawn from store shelves nationwide under pressure by the government and other organizations. More and more infections are reported so if you or someone you know has been infected please visit Eye Health Resources for more information.

Eye Health and Optometrists

Friday, March 12th, 2010

Recent times have forced people to use technology provided by the computer very frequently. This led people spend hours in front of the screen all day. Other than that, problems of blood pressure due to tension in the workplace, diabetes due to poor diet and exposure of eyes to sunlight gave way to more eye problems. The only dangerous thing, however, in these cases is that most people do not take precautions or go for eye check UPS on a regular basis until the problem becomes substantial. When you start having trouble reading distance, eye irritation, blurred vision and chronic headaches you realize that it may be time to get that control eye make up. Optometrists are professionals, medical experts who have trained intensively to treat patients with eye problems. Although their general activities revolve around children, people reaching 40 years and those above 65 years, their work involves much knowledge and accuracy in diagnosing eye problems. How does the eye exam? - Frequently Asked Questions If this is your first visit to an optometrist, you will probably be asked some general questions about your lifestyle, daily routine and habits so that its becomes easier to discern what may be wrong with your eyes and what type treatment you need. - Vision Test Then the vision test. This can be done in several ways. The most common procedure is to make the patient read the letters below to find the lack of vision, he or she suffers. Once this test is completed, it may be followed by an electronic test that measures the viewing angle and curvature of the cornea of the eye. These tests can diagnose the power optometrist eye for the patient. - Prescription Once the optometrist is sure of your problem with your eyes you will be required to wear reading glasses or permanent depending on the seriousness of the situation. Have special equipment and technology in their rooms to conduct eye tests. Therefore, if you encounter any problems or discomfort with your vision, you should immediately examine your eyes. Look for signs in your daily life that may indicate any problems you encounter. These include vision problems, nearsightedness (also known as nearsightedness), (longsightedness hyperopia) and even presbyopia which is a special case of myopia, which occurs in the elderly. Problems such as glaucoma may even cause loss of vision if not treated in time. The accumulation of fluid in the eye to press the retina, which gradually impairs vision. Diabetes and hypertension are common instigators other eye problems. Cancer can also affect vision. These reasons make it extremely important to go to UPS eyes checked regularly. Other than the glasses it may be other treatments needed to go all the way to correct visual impairments. Therapies, yoga and even eye exercises can help improve some vision problems.

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LASIK Eye Surgery and Eye Health

Thursday, March 11th, 2010

LASIK is used to reshape the cornea to correct vision. The LASIK refractive eye procedure can treat myopia (nearsightedness), hyperopia (farsightedness) and astigmatism, and can reduce your dependence on glasses and contact lenses. Patients who suffer from nearsightedness, farsightedness and astigmatism experience blurred vision. LASIK offers an effective treatment to improve the power to focus your eyes and improve your vision. What makes a good candidate for LASIK? A good candidate for LASIK should be at least eighteen years old, have no change of refraction at least one year and have goals and realistic expectations about the outcome of surgery. Anyone with an eye infection or injury within the previous year must abandon LASIK surgery. Your surgeon or ophthalmologist is the best way to determine if you are a good candidate for this procedure after careful consideration and consultation. The risks and benefits of LASIK Benefits LASIK eye surgery include improved vision, and lack of glasses and contact lenses. This means freedom from glasses that you can perform all functions day and even participate in sports, swim, spend a day at home on a sandy beach or go mountaineering without restrictions eye glasses and contact lenses of the impose on you. LASIK is a safe and effective treatment experienced by millions of people. A small number of people, a five per cent may suffer complications of LASIK. Risks of LASIK may include: Sensitivity to light or glared vision Haloed irregular astigmatism dry eyes loss of visual clarity recent advances in LASIK technology have dramatically reduced the risk of these complications and most problems can be easily corrected with additional treatment. LASIK is usually almost painless with most people complaining about only a slight discomfort. LASIK surgery is most commonly performed for the United States. More than one million people have LASIK surgery each year with excellent results. LASIK is performed in less than fifteen minutes with the most experience improved vision immediately.

Eyes Health Care Tips

Friday, March 5th, 2010

The world today is totally based around computers, television and other electronic visual elements that affect eyes with their harmful rays. The eyes are the most essential part of the body and overly sensitive. When you’re sitting at a computer all day watching television, reading books or if your eyes become vulnerable to pollution, it affects the eyes very unfavorable. It makes your eyes look over worked and tired. In the schedule of busy life gives some flexibility in your eyes, spend 15-20min each day on the exercise of the eyes, and wash your eyes every day with clean water and cold. It is important to take care of your vision before taking the chance of developing ill effects. Better safe than sorry. So what can you do to your eyes? Relaxation good for your eyes Do not expose your eyes to sunlight, wear sunglasses Wash eyes with clean, cold water regularly Take a layer of cotton dip into cold milk and put it on your eyes, your eyes will relax and even to eliminate dark circles. DIP layer of cotton oil, coconut and rub on the skin of your eyes, it gives food and sparkle to your eyes. Perform regular exercise to view. Take vitamins containing the appropriate food and vegetables. See green to five minutes, it will increase your vision. Minerals and eye drop product can take care of your eyes. Dust particles can be harmful to the eyes to clean your eyes daily supplementing or vitamins are best for your eyes? Vitamin A-it helps a lot of eye problems, lack of vitamin A can lead to ulceration of the cornea and night blindness Source of vitamin A – carrots, sweet potatoes, and liver and many vegetables. Vitamin C-necessary to reduce pressure in glaucoma and the effect of slow degeneration. Source of Vitamin C: – fruits like oranges, strawberries, rosehip and broccoli, bioflavonoids and many more. Vitamin E – It helps in the risk of contracting and muscle degeneration. Source of Vitamin E – Some foods rich in dried fruits and nuts like almonds and hazelnuts and many others Zinc found in red meat, oysters and wheat. As you are all aware that “poor nutrition is the root of many diseases.” So first of all if you take care of your diet and taking vitamins and appropriate foods, minerals, water greens It gives a direct relationship in food and the vision of your eyes.

Pregnancy, Eye Health And Contacts

Friday, March 5th, 2010

Of course, pregnancy is a time of great joy and expectation, but as we told you to expect from your doctor, he is also a period of metabolic changes in your body resulting in symptoms that prove stressful and cause little concern. With all the other hormonal and physical changes happening, it should not be surprising that the view can also be affected. For the most part, these signs are relatively minor and should not worry about triggering unjustified and they occur in the context of a classical pregnancy and return to normal after childbirth. Your ophthalmologist should be alert to the fact that you expect so that any changes prenatal can be properly monitored, especially if there are already problems oculaires.La pressure of the same blood and fluctuations in fluids in the body that produce swelling feet, etc., also change the shape of your eyes. The most common development is a thickening of the curvature of the cornea, which changes the refraction (the “bending” of light through the cornea and retina). This sometimes manifests itself in pronounced near or farsightedness, the largest number of women of any significant change in refractive experience of Yugoslavia. Also, due to the swelling of the eyes, contact lenses May suddenly become less comfortable. When this occurs, discontinue use until you decide whether to continue with a new pair (adjusted by your eye doctor). Since we are talking about a period of time until post-natal eyes re-stabilize, you may want to just “put up with glasses for the duration of your term. If you stay in contact, no door of any new lenses for shorter periods to reduce the chances of discomfort supplĂ©mentaire.La dry eye can also be a problem during pregnancy. This situation is compounded if you do a lot of computer work or other work that requires long periods of concentration. Decreases flashing during these periods, which reduces the wetting natural eye. Lubricating drops may easily remedy this lack of moisture, since most are safe to use for future mothers. Solutions for contact lenses and cleaning products pose no problem as bien.Les symptoms to watch, as they indicate a need to see your doctor, include blurred or double vision, loss of vision temporarily, because of spots or flashing lights, and eye pain or redness. Sensitivity to light in May occur due to hormonal headache triggers migraine, a doctor must okay any medication used to treat them. The risk of developing diabetes increases during pregnancy and certainly all those previously diagnosed with the condition should undergo an eye examination complet.Ayant your eye doctor as part of your plan of care during pregnancy is a wise decision, because they can answer all your questions regarding your eye health and help to alleviate some stressful moments during those days pregnant.

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