Optical Lenses and Various Facts About Binoculars

Optical lenses have been in use since many decades. These lenses were first discovered and used by the ancient Egyptians, if sources are to be believed. Various types of glasses were used as lenses for better vision. The first corrective eye lens was discovered by the Italians in the 13th century. Later on designer tinted eye glasses came into prominence. Even today various types of lenses are used as eye glasses.

It was Ben Franklin who invented the bifocal lenses by grinding together two pairs of optical lenses. These lenses are quite expensive as it has to be cut, molded, polished and tested before it is used in eye-glasses. The green lens is another latest invention of organic lenses invented by the scientists.

Types of Lenses:

Single Vision: These types of glasses are required by people with eye problems such as nearsightedness and farsightedness. These eye conditions typically develop due to various problems with the eyeball. Single vision glasses are often worn by people with simple eye problems.

Reading Glasses: Some people have difficulties in reading and close vision. These glasses are often prescribed by optometrist to such patients.

Multifocal: Some people experience both long sightedness and short sightedness. Multifocal glasses are prescribed for such people as it provides better sight and ability to read.

Light Protection: There are special light protection glasses that offer protection from UV rays. The polarized sun glasses help to block the UV rays and reduce the glare of the sun. Transition lenses are another variety of glasses that darken when exposed to UV rays and remain clear when indoors.

The operation of a binocular begins with the human eye. Binoculars function in a unique way as human eyes itself have binocular effects which functions by combining the images produced by the binoculars to form an in-depth perception.

There are various types of binoculars available in many of the online stores at various price rates. Some of these binoculars differ in functions, features and use. The Galilean binoculars are basically telescopes which are mounted side by side. It is usually found in opera glasses. These devices can seldom achieve high magnification as it is quite simple in design and structure.

Some of the binoculars include various functional options. Independent focus is one of the additional features included in these binoculars which have controls that can be used to adjust the focus of the eyepieces independently. It is mainly found in military binoculars as it also includes anti-reflective coating.

The prism binocular is another variety of binocular which uses optical lenses. It includes greater magnification than the Galilean models of binoculars. With the use of prisms, these devices correct the vision of the image.

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Cataract Treatment Advanced by Laser Eye Surgery

It is estimated that half of people aged 65 and over will develop a cataract at some stage in their lifetime. A cataract is an eye condition that can be detrimental to your eyesight. In a healthy eye, there is a clear lens that helps you to focus. If you have a cataract, the lens typically deteriorates over a long period of time. Your vision will become blurry as the cataract develops, until the whole of the lens is cloudy. Your sight will slowly get worse, becoming blurry or misty, making it difficult to see clearly. Cataracts can happen at any age but usually develop as you get older. If a cataract prevails you from reading or driving, or doing your normal day-to-day activities, it is advisable to have surgery.

Cataract surgery involves removing the cataract by emulsifying the lens by ultrasound and replacing it with a small plastic lens. This artificial lens is then stabilized within the same lens capsule that held your natural lens. The results restore clear vision and often completely remove the need for reading glasses. However, years after the surgery, patients can sometimes experience clouding of their sight again. Vision can become blurred and many patients have problems with bright lights and glare. Although it may seem like the cataract is coming back, this is not a re-growth. What is actually occurring is a thickening of the lens capsule that holds the artificial lens. Medicically this is known as Posterior Lens Capsule Opacification.

This thickening of the lens capsule occurs at the back, meaning natural lens cells grow across the back of the artificial lens. These cells are sometimes left behind following cataract surgery, causing problems with the light entering the eye and therefore problems with your vision.

Laser Eye Surgery Treatment

Lasers are beams of energy which can be targeted very accurately. Today the technology is being used incrementally for the purpose of rectifying the vision of patients after cataract surgery. The YAG laser is a focused laser with very low energy levels and is used to cut away a small circle shaped area in the lens capsule which allows light to once again pass through to the back of the artificial lens. A proportion of the lens capsule is retained in order to keep the artificial lens in place, but removes sufficient of the thickened cells to allow the light to the retina.

The procedure is quick and painless, usually taking around fifteen minutes. Although, the actual laser treatment may only take five minutes. The laser uses a wavelength that can not be seen, but there is a light which you may notice that helps the doctor see what they are doing. Each laser shot is over in a fraction of a second and you should not feel anything but you may notice a few flashing lights as the laser is fired.

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The Complex Relationship Between Our Eyes and Brain

Science tells us that the world our eyes interpret is actually upside-down, with our brain flipping the picture that our eyes receive. So, does this really mean that we are upside down on this planet? Hanging from the natural ceiling that is Earth? Well, unfortunately the scientific explanation is not quite as sensational as the theory suggests.

Light enters the eye through the cornea and is further refracted when it hits the lens. Here it is flipped upside down and projected onto the retina. The images we see then remain inverted until they reach the part of our brain called the visual cortex, where visual information is processed, enhanced, and reconfigured into the finalized images that we see. In laymen's terms, the pictures your eyes take are upside down. The eyes then send these images to the brain which turns them back the right way. You could say that the brain is protecting you from the trick that your eyes are trying to play on you.

An inserted image is projected into the eye due to the optics of the visual system. The image after it travels through the lens and cornea is actually upside down due to the laws of physics in relation to how light travels through lenses. If you've ever looked through an astronomy telescope when viewing terrestrial objects, you can appreciate that fact. We do not perceive it this way because the brain has learned to perceptually interpret the image as up instead of down.

The brain is a very dynamic and complex organ which is actually criss-crossed in its wiring. The right side of the brain actually controls the left side of the body. This orientation is constant to the anatomy of the entire body and relates to our eyes as well. This has been disclosed by following nerve fibers as they traveled from the eye to the brain. Your vision down the right hand side of your eye line actually travels to the left side of the brain. This is evident in brain injuries of the visual cortex, where the individual's vision loss will end up on the opposing fields of vision.

A way that you can test this is to gently poke the bottom right side of your eyeball through your bottom eyelid. You should notice a black dot at the top left side of your vision, just make sure you do not press too hard!

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All You Need To Know About Laser Eye Surgery

People suffering from diminished eyesight should not give up hope as laser eye surgery is now available to correct your eye related flaws and provide clear vision in a quickest possible time. Since the success rate of this surgery is very high, it has now become the most sought after eyesight correction procedure all across the globe.

In case you are contemplating under laser eye surgery, here is a rundown on the basic facts that you need to know before deciding to have one.

Select the right surgeon

When you are planning to undergo laser eye surgery, make sure you have selected the right surgeon. A well-qualified and experienced surgeon has the capability to handle even the most intricate case with utmost care. So, perform a thorough research and then select a skilled doctor for your treatment. You can also ask him about the costs and other medical procedures during the consulting period.

Before laser surgery

Before proceeding to surgery, your doctor will first perform a complete eye test to ensure whether you are eligible for the treatment or not. He will evaluate everything, from the shape and thickness of the cornea to pupil size, refractive errors such as myopia, hyperopia or astigmatism, and other faults in your eye. Apart from these issues, the moist of your eyes are also checked. Depending on the level of your dry eyes, you might also recommend some precautionary treatments.

When it comes to general health history, he will prescribe drugs, in case there are any complications.

During the surgery

Your surgeon will use a mechanical tool known as microkeratome or femtosecond laser to create a small, circular and thin flap on the cornea. By folding this flap, he will get access to the cornea. With the aid of excimer laser, he will remove the corneal tissue. The next step is to reshape the cornea. This happens when your advanced laser tool uses cool ultraviolet beam. This will eliminate the microscopic amounts of tissue from the cornea.

For people suffering from nearsightedness, you need to flatten the cornea, whereas when it comes to the people suffering from farsightedness, a steeper cornea is needed. Once the surgeon is able to reshape the cornea, the flap is laid back in place where it gets healed naturally.

The good news for this procedure is that you are free from any stitches and bandages. Few drops of anaesthesia are enough to complete the procedure successfully.

After the lasik surgery

Your doctor will recommend you to rest a bit. Although you may feel itchy or burning sensations but this will definitely fade away with time. Immediately after the surgery, you may also be recommended to go home.

There are times when people come across issues such such blurred vision and haziness, but generally, the clarity returns the very next day. In case there is persistent serious issue with your eye, do not neglect it. Contact your surgeon and get it resolved without giving it a second thought.

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Consumers Blinded by LASIK Hype

Although LASIK eye surgery (Laser-Assisted in situ Keratomileusis) has become one of the most common elective surgeries in America, it still carries serious risks. Consumers need to open their eyes to some of the misrepresentations about LASIK in the marketplace.

Less than two years ago, the US Food and Drug Administration issued a letter to about 90,000 eye care professionals, warning them to stop making false claims and promises about LASIK. In this letter, the agency wave 90 days for eye doctors to change any misleading or false information in their promotional materials. In the past, LASIK surgeons have been criticized for not disclosing information about the risks of the surgery, and for claiming that patients can “throw away their glasses.” By taking this warning step, the FDA hoped to eliminate some of the misleading information that consumers are exposed to.

LASIK is a surgical procedure that changes the shape of the cornea using an excimer laser. It is intended to reduce the patient's dependency on glasses or contact lenses. While it usually goes smoothly and has a very short healing period, it still, like any surgery, carries risks. These can include:

– Vision loss

– Over- or under-correction of vision

– Dryness

– Infection

– Sensitivity to light

– Visual problems including halos and double vision

Consumers also tend to absorb LASIK can be performed on anyone who wears corrective lenses. A number of factors, however, can make you a bad candidate for laser eye surgery. If you have large pupils, thin corneas, or a history of eye problems, your risk of complications after surgery may be too great for your doctor to consider performing it.

Many people have had great experiences with LASIK. In order to ensure that your surgery goes smoothly, choose a good and experienced surgeon. The American Society of Cataract and Refractive Surgery suggests asking your eye doctor for a referral to whomever “they would use” for LASIK. Your doctor should spend time evaluating you and your eyes to determine whether or not you are a good candidate. All expectations and risks about during and after the procedure should be laid out clearly and discussed.

Do not allow yourself to be a victim of an unqualified surgeon or misleading claims. Before jumping into any kind of surgery, it is important to do plenty of research on the procedure and its outputs and risks, as well as your surgeon's credentials. By looking past the hype of LASIK, you can develop realistic expectations and make an informed decision. For more information about the dangers of LASIK, visit our medical malpractice law firm website.

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4 Factors to Consider When Choosing Contact Lenses

Eye vision and corrective procedures are taking an interesting turn this century. Contact lenses are becoming increasingly popular in our modern society among people of different ages and cultural backgrounds. Whether they are used for enhancing your looks or for correcting your eyesight, many people choose to wear contact lenses. Many of these people perceive the wearing of glasses as old-fashioned. Some people consider it ellogical to wear glasses, considering that contacts offer a better option. There are different contacts available for sale in the market. With many brands to choose from, buying some takes time. The factors to consider when choosing them include:

· Consulting the doctor

Before taking any steps to wear them, it is important to consult the doctor. Therefore, the doctor will be in a position to prescribe the right lenses that cater for your needs. In case you have medical conditions and allergies, it will be necessary to consult with your doctor first because he / she will be in a position to offer you the help that you need. The right prescription will ensure you do not destroy your eyes. The doctor will recommend safe and quality lenses for your eyes.

· Measurement

Before purchasing contact lenses, it is important to ensure your eyes are properly checked to ensure you are the right person who needs to wear them. The lenses should be fitted by professionals to ensure efficiency. It is equally important to consider follow-up examinations to make sure the contact lenses do not generate negative effects.

· Choose the color that suits you

There are different manufacturers available in the market that have developed different contact lenses that feature different colors to choose from. In addition to the standard colors like brown and black, you can consider choosing other colors you may wish to have. The most important thing is to make sure you are wearing the right colors for your eyes.

· Purchase quality brands

The quality of the lens is an important consideration when choosing them. As you do shopping, you will discover some low-cost contact available for sale. Many times consumers typically opt for the cheapest ones available. There is a danger with this trend of shopping because you are not certain if the cheap lenses are safe enough for use. Some of the manufacturers of cheap ones use harmful chemicals to make their products. To avoid experiencing problems, you should consider incurring higher costs by purchasing quality brands.

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Fluorescent Light Eye Strain Relieving Tips

If you are concerned about sensitivity to Fluorescent Light, you are not alone. Statistics show that an estimated 37 million Americans suffer from some form of sensitivity to light. Due to energy saving concerns, Fluorescent lights are common in our homes, computer workplace stations, schools, offices, hospitals and grocery stores. The function of Fluorescent light bulbs sheds some light as to why they pose a problem in terms of light sensitivity. Neverheless, there are a series of remedies and eye relaxation exercise techniques that you can use. These can go a long way in helping you to reduce or eliminate sensitivity to Fluorescent light.

According to livestrong.com, the Fluorescent light is designed in such a way that once it is turned on, electricity ignites the gas contained in the bulb and as a result, produces ultra-violet light. As electricity powers the bulb, the light becomes progressively brighter and brighter. In order to prevent the bulb from becoming too bright, all Fluorescent bulbs consist of a component that controls the flow of electricity to the bulb. This is to ensure that the power source is at a constant level and does not fluctuate; this component is called the Ballast.

As the Ballast takes time to control the flow of electricity to the light bulb to keep the power constant, the light starts to flicker. Once a sufficient amount of electricity is generated in the light bulb, the flickering should stop, but in many cases it does not. People have still observed the constant flickering of lights which is often compounded by other electrical sources such as heating and Cooling. These sources cause constant fluctuations in the electrical voltage supplied to the light bulb which increases the flickering. According to the Canadian Center for Occupational Health and Safety, the flickering in Fluorescent lights is one of the causes of light sensitivity. This is due to the fact that the flickering causes eye strain; one of the symptoms related to exposure to Fluorescent lighting.

The majority of work stations in offices are usually lit from above. An effective way to reduce eye strain was to close the drapes and the blinds. This helps to reduce glare which is a cause of eye strain. Position your computer so that it faces windows or task lamps at a 90 degree angle. Another helpful hint is to simply place paper work over your computer monitor hanging about 2 inches. This can effectively block glare coming from Fluorescent lights.

Here are some natural eye exercise remedies to reduce eye strain related to Fluorescent lighting: Perform eye rolls. You can perform this technique by rolling your eyes first in a clockwise direction and then in a counter-clockwise direction for 2 sets of 10 repetitions. Blink your eyes regularly at frequent intervals while performing deep breathing techniques. Look away from your computer at 20 minute intervals for 5 seconds to reduce eye strain.

Finally, a few simple changes implemented in your lifestyle such as adjusting the positioning of the computer, closing the blinds to reduce glare, as well as the practice of eye relaxation eye exercise techniques can all go a long way in ensuring that you reduce or eliminate the problem of sensitivity to Fluorescent light.

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Reducing Light Sensitivity With 4 Simple Tips

Have you ever encountered a problem wheree exposure to different sources of bright lights caused discomfort in your eyes? According to the National Institutes of Health, you may be suffering from an eye condition called Photo-Sensitivity, better known as Light Sensitivity. In order to eliminate this problem, it is important to first identify the sources of this condition. In the process of doing so, you can implement simple changes in your lifestyle to solve this health issue. Therefore, here are 4 tips to help you to accomplish this goal:

1. When it comes to exposure to sunlight, you can reduce light sensitivity by wearing sunglasses with 100% UV protection. Often, there is a misconception that the darker the shade of the lens, the more UV protection the eyes receive. Actually, darker lenses are not the best recommendations due to the fact that dark lenses cause the pupils to dilate allowing too much light to enter the eyes.Eye care specialists recommend sunglasses with gray lenses with 100% UV protection.

2. Physicians suggest that it is essential to recognize a series of light susceptibility symptoms which may be an indication that this is the correct diagnosis. For example, redness of the eyes and even headaches are usually possible symptoms of this condition. Some possible causes may also be eye infections or an eye injury. Recognize the signs and the symptoms and consult your health care physician for the correct diagnosis.

3. Make a list of the key specific times and occasions that you experience discomfort in the eyes. For example, are light sensitivity causes related to computer work? Does it occur when you are exposed to Fluorescent lights, bright lights, sunlight or the light flash of a camera? By listing the sources that are triggering the problem, this makes coming up with a solution easier. For example, if excessive close up work at the computer is the culprit, you can reduce the discomfort of light sensitivity by lowering the screen resolution on the computer.

4. There are certain medications and over the counter pills that do cause the side effect of light sensitivity. Take the time to read about the side effects of the medications you are taking. This way, your doctor or your nutritionist may be able to recommend alternatives that eliminate these side effects.

Eliminating the problem of light sensitivity does not have to be a challenging task. Ultimately, by identifying the source of the problem, you are better able to determine the solutions to the problem of light sensitivity. In the process of implementing these simple changes to your lifestyle, you'll be well on your way to eliminating or reducing the problem of light sensitivity.

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Eye Exercises to See Better

Deteriorating vision can be the result of many factors. The greatest of these is stress. Our eyes see best when our eyes, bodies, and minds are free of stress. In our daily lives a great amount of stress is put on our eyes by watching at computer screens, training to see things at a distance or close, and unnatural lighting. The first method to relieve this stress is palming. The extensive writing that I have come across on this topic usually leaves one key part. Most instructors will tell you that this is done by warming your hands then covering your eyes, usually with little fingers crossed over the bridge of the nose. They will tell you to block all sources of light without putting pressure on the eyes. This is all correct and useful.

Good instructors will even go the extra mile and say that that is important to relax you mind and body while doing the exercise. The one thing that I rarely read, is to see nothing but black. Nearly everyone sees colors or lights even with their eyes closed and covered. William H. Bates, who documented the use of this technique in his patients, points out that successful palming is accomplished by seeing only black. If you are seeing colors or light imagine the color black. It may be helpful to think of an object that is black, like a letter on a page, or a hat. At first it may be possible to see pure black for a few seconds. This duration will grow longer with practice.

Central fixation is the second method that can be use to relax the eye. Those with imperfect vision see things around what they are looking at better than they see the center of what they are looking at. The goal when practicing central fixation is to see the center of the object that you are looking at better that you see the things around it. First notice if you see the thing that you are looking at as sharply as you can see objects that you are not looking directly at.

This exercise is very effective in improving the clarity of objects viewed at a distance. If you find you do not see the object you are looking at sharply, notice how far you must look from the center of the object for it to become most clear. Switch from looking at one object noticing the other more clearly, then looking at the clearer object noticing the other with more clarity. Try to look closer to the object that you would like to see better. For example if you notice that you can see the object most clearly when looking three feet away from it, work on seeing the object clearly when looking only two feet away from it.

Continue to alternate your vision from looking at it to looking away from it as little as you can while still seeing it clearly. Continue to make the distance smaller and smaller until you can see the object best when you are looking right at the center of it. Remember that this is designed to relax the eye and the mind. If you feel that this is creating more strain, pause to do some palming, then come back to the exercise. Also, do not forget to blink.

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See Better Without Glasses

The eyes are a lot like a muscle, in fact there are several muscles in and around the eyes that are responsible for vision. Like any other muscle group the effectiveness of the group can be compromised by fatigue, caused by too much, or improper use without rest. No wonder it is so common to experience the function of our eyes deteriorating! We know the importance of getting to the gym, or doing some stretching. It's obvious that after a physically exerting activity we need to give our bodies a rest. Why then is it so unconventional to think that the function of our eyes could have improved with some exercise and strategic relaxation?

In today's culture it is easy to see how our eyes could become fatigued. Many of us spend much of our time at work in front of a computer screen. Our infernent breaks are spent checking out personal, and social messages on our smartphones, and when we get home we decompress by turning on the television, or reading a book (probably on an electronic device). We are staring at illuminated screens, that are oftentimes inches away from our face, all day long. In order to have better vision without glasses, it is necessary to relate the stress that is put on our eyes by these demanding activities.

There are many ways to reduce strain on our eyes. One of the most obvious is to take breaks during your “visual workout.” A commonly agreed upon guideline is the 20-20-20 rule. Every twenty minutes take a break from what you are looking at, focus your eyes on something about twenty feet away for twenty seconds. This is an easy task. The difficult part is remembering to do it. Paling is another technique that can be used to relax the eyes, and tie strain. Basically all this leads is placing the palms over ones eyes in a way that blocks all light without putting pressure on the eyes. The suggested position is to cross the bottom of one little finger over the other, and have them cross over the bridge of the nose. The effectiveness of the position can be verified by opening ones eyes and looking in all directions to confirm that no light can be seen, and no pressure is being put on the eye.

When relaxing the eyes it is always important to relax the mind. Weather palming, taking a twenty second break, or using any other method of relaxation for the eyes, best results are achievable if sitting in a strong, but comfortable position. Deep but natural breathing is also helpful. There is a close link between the brain and the eyes one can only be so relaxed if the other is training.

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Choosing the Best Eye Doctor to Suit Your Needs: How to Do It Right

Choosing the best eye doctor is one of the best decisions you can ever make when it comes to taking care of your precious eyesight. As a general rule, you need to have regular eye examinations and should consult your doctor at the very first sign of any vision-related problem to continue enjoying good eyesight even as you age.

Unfortunately, however, a lot of people take their eye health for granted. According to the data collected by the Centers for Disease Control and Prevention (CDC), only 50% of the 61 million Americans who are at a serious risk of losing their eyesight have visited their eye doctors in the past 12 months. In addition, about half of the people who are suffering from glaucoma are not even aware of their condition and are at a risk of losing their eyesight because of it.

Choosing an Eye Doctor – Some Factors to Consider

So, how do you choose an eye doctor to suit your needs? Here are some tips that may help you get exactly what you need.

Ask for recommendations. Consider asking your family doctor for a recommendation since he or she is one of the few people who knows exactly what you and your family needs. You may also want to consider asking your friends and co-workers if they can give you some recommendations.

Check authority websites. Check the websites of the American Academy of Ophthalmology and the American Optometric Association to find credible local eye doctors in your area who can provide you with the right kind of care that you need.

Check your insurance plan. Narrow down your search to eye care providers that are covered by your health insurance plan to minimize out of the pocket expenses.

Choose the type of eye doctor based on your needs. Do you need an optometrist or an ophthalmologist? Well, it all boils down to what you need. If you think you need glasses or contact lenses to correct your vision but do not have any other problems regarding your eyes, an optometrist will suit your needs well. The same goes true if you are suffering from common eye problems such as dry eyes and eye infections. However, if you have eye health problems that call for specialized medical and / or surgical treatment, you need to consult an ophthalmologist.

Check their credentials. Do a simple background check to see your dentist doctor's credentials and specialties. This can help you determine whether he or she is a good fit for your needs so do not skip this step.

Do an honest assessment. Did you feel comfortable during your visit? Did your doctor take the time to answer all your questions or did you feel that he or she rushed right through the entire procedure? You need to feel comfortable with your doctor so if you do not think you can trust your doctor, you should consider finding another doctor to take care of your eye health.

Choosing the right eye doctor can help ensure that you will enjoy healthy eyesight for years to come so take time to choose the best. You deserve it.

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Summertime Eye Safety Tips

Summertime is synonymous with fireworks, barbeques and large bodies of water. It can be a magical experience but an eye ailment can turn a happy season into a sickly one.

There are many eye problems that can arise during the summer including conjunctivitis (pink eye) and eye related injuries. Here are tips on how to take proper care of the eye.

1. Wear sun protection

The skin is not the only part of the body that needs protection from the sun. The eyes need to be protected from the sun's harmful rays. Protection includes wearing sunglasses and hats.

2. Wear eye protection at home, and while playing sports

· If you are planning on doing a home projects that has particles flying around, like wood chippings, it is essential to wear eye protection to prevent a particles from flying into your eye.

· For kids, eye protection should be worn while playing sports that involve smaller balls. For example, baseball and paintball players should wear shields that protect the eyes.

3. Take proper care of contacts

Contact lenses are worn often during the summertime for ease and convenience but they can also cause a lot of inconveniences. If you are ready to fully enjoy your summer without the hassle of contacts, give us a call. Otherwise, here are a few don'ts for contact lens wearers:

· Do not wearing contacts for an extended period of time. This can cause pink eye due to improper care of lenses. Symptoms of pink eye include watery and / or swollen eyes, discomfort and itchiness.

· Do not wear contacts in the pool. There is a high chance that they will be washed away by water.

· If your eyes stains get out of the water, wash your eyes and take out your contacts.

4. Firework safety

The fourth of July is filled with firework displays. They are pretty but according to USA.gov, statistics show that an average of 200 people are hurt during this period, with 17% of these injuries involving the eye. 40% of the people hurt were between the ages of 25-44. It is important fireworks are not taken lightly and handled with proper care.

Summertime is a great time to have fun and relax but proper care should be taken when it comes to the eye. Wearing proper protection, taking care of the eyes and ensuring proper handling of fireworks will lead to a safe summer.

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Diabetic Eye: A Closer Look On Cataracts

Derived from the Latin cataracta meaning “waterfall”, a cataract is a clouding of the normally clear crystalline lens of the eye. This inhibits the lens from correctly focusing light on the retina at the back of the eye, causing a loss of vision. If a portion of the lens becomes opaque, light will not be able to go through easily and the patient's vision becomes blurry. It will be similar to looking through cloudy water or a fogged-up window.

Cataracts are usually found in persons over the age of 55. But occasionally, they are also found in young people, including newborns. It can develop in one or both eyes. If they develop in both eyes, one will be more rigorously affected than the other.

What are the causes?

There are many causes on the occurrence of such eye disease. Since our lens is made up of specific proteins responsible for upholding its clarity, it can be affected over the years by the alterations on the structures of these proteins. This absolutely leads to a plodding clouding of the lens. In rare situations, cataracts can be present at birth or in early childhood due to hereditary enzyme defects. Excessive ultraviolet-light exposure, diabetes, smoking, or the utilization of particular medications, such as oral, topical, or inhaled steroids, are also factors that can result in the development of cataracts at an earlier age. It is also known that a chemical alteration within the eye causes the lens to become cloudy. Thus, diet is also a risk factor. For instance, iodine deficiency may be a factor.

What are the symptoms?

Going through a comprehensive eye examination can ascertain if there is formation of cataracts. But there are also a number of signs and symptoms that may indicate the presence of this eye disease. The following are:

  • Gradual blurring or out-of-focus vision where colors may appear yellowed
  • The emergence of dark spots or shadows that seem to shift when the eyes move
  • Gradual loss of color vision
  • Nearsightedness
  • Double vision
  • The feeling of having a film over the eyes

What are some preventive measures?

Schedule a regular eye exam . It can help determine at an earlier stage cataracts and other eye problems. Consult with your doctor as to how often you should undergo eye exams.

Maintain the appropriate and healthy weight . It's time to start working on losing your weight naturally if you are overweight. Changing your diet and performing regular exercises are still the best ways to shed off those extra pounds.

Quit your smoking . There are several ways to stop smoking. Some may turn to medications while others undergo rehabilitation or counseling, hypnosis, patches and many other strategies available. Choose whichever is most effective for you.

Eat a healthy diet. Incorporating plenty of fruits and vegetables in your daily diet is important to ensure that you receive a lot of vitamins and nutrients. Fruits and vegetables are fully equipped with antioxidants which could help prevent damage to your eye's lens.

What is a natural way to treat this eye condition?

While surgery is an option in treating cataracts, there are also some specific eye exercises that are made for the lens. It is said that the therapeutic eye exercises help improve the movement of fluids and break up the action zone around the inner lens. The exercises made are also intended at refining the entry of nutrients and eradicate waste products. At the same time, doing these exercises also flush out cellular debris and disperse the cataract.

It is suggested that a patient with a cataract should implement different methods of relaxing and strengthening of the eyes. These include moving the eyes gently up and down, from side to side and in a circular motion. Other exercises like rotating the neck in circles and semi-circles and quickly moving the shoulder clockwise and counter-clockwise is also recommended.

One particular eye exercise that you can do is palming. This can be done by rubbing your hands together until they feel warm and placing your cupped hands over your closed eyelids, being careful not to touch your eyes with the palms of your hands. Place your elbows on a table to promote a relaxed position and sit quietly for one to two minutes. You can tell if your eyes are now relaxed if the blacker the darkness you will see with your eyes closed.

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Advice of Eye Doctors for Consumers Buying Contact Lenses

Ask for professional guidance from accredited Eye Care Professionals before looking around for contacts. Get a check up and valid prescription in the process. You can refer to your insurance agent for a vision rider on your policy to find out if contact lenses are part of your benefit. This will ensure that you get the full benefit. Even if your insurance plan says you can receive price cuts from some retailers, it is possible to obtain discounts from those not included in the list. See to it that you inquire from the eye doctor if you have no vision insurance for a payment plan. Plenty of optometrists are willing to help patients, who are not covered by insurance, to get contact lenses.

Compare all the quotes and proposals from your eye doctor with offers from highly regarded contact lens sellers. You have to compare prices carefully before making a decision in purchasing contacts. Keep in mind that it is not also correct to presume that medical eye devices from an ECP will be more expensive. In fact, a number of eye care doctors offer bundled packages of products and services such as eye examinations.

You get additional service when you buy contact lenses from the optometrist since you are guaranteed that a professional will look into any problems with the lenses. Eye experts can give you premium value on any brand of contacts. Look at the following pointers if you want to purchase these lenses online:

  • Place importance on the value, cost and customer service. The eye doctor should be your first option.
  • Check all offers available and compare prices carefully. Buying from the eye doctor is not always expensive.
  • Inquire about refunds and other possible discounts for lens supplies.
  • Keep a copy of your contact lens prescription at all times. These are valid for one year.
  • You can avoid shipping costs if you order supplies every year in volume.
  • It is more practical to buy from online suppliers so you save on fuel expenses.
  • Check your computations with that of your eye doctor or online store to make sure that your figures are correct.

It is possible that you will shift from standard eyeglasses to contact lenses like air optix aqua. However, it is important to study first the effects, benefits, shortcomings, care process and financial considerations before you see the ECP. The initial step is to get in touch with an ophthalmologist before deciding to use contact lenses. This eye doctor specializes in eye care. He or she can look into eye ailments, processes surgery on people's eyes, and dispenses prescriptions for eyeglasses and contact lenses. There are also helpful tips for safe use of contact lenses. You need to see a competent eye doctor who provides full-service care. You will undergo a thorough eye examination, assessment of your suitability for contact lens wear, appropriate lens care kits, individual instructions for wear and care and regular follow-up visits to the trustworthy eye doctor.

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Better Eyesight Naturally – Your Vision Improvement Program Issues Resolved

Many people have concerns that relate to pursuing a natural vision improvement program. This is understandable as most of us are more familiar with or have been taught to trust more traditional methods of vision improvement such as glasses, contacts and laser surgery. However, the fact is that a natural alternative to these traditional methods does exist and it is one that is effective in helping us improve our vision naturally. Neverheless, if you have issues with natural eye exercises to improve eyesight, here are some assurances and suggestions to help you to resolve those concerns:

Common concerns about safety: Once you apply common sense guidelines, eye exercises are natural techniques and they are completely harmless. If your glasses or contacts are needed for important activities such as driving or working use them in those particular circumstances. Always ensure that there is proper lighting in the room or practice area in which you are doing the program. Do not perform the eye exercises 7 days a week but you should skip a day in between your practice sessions to allow your eyes to recover. Since the techniques work out the eye muscles, it is important to finish the techniques with eye relaxation exercises contained in the program that relieve stress and tension in the visual system.

Skepticism about the effectiveness of the program: Some people may believe that vision training also known as eye exercises, is a scam and does not work. The statistics from the American Optometric Association's website show numerous scientific studies and success stories. These came from people who were suffering from conditions like nearsightedness, farsightedness and astigmatism. They have actually had success with improving their vision from the practice of vision training. Think about it, if these techniques did not work why would a traditional medical optometric association like the AOA, that is often reluctant to approve natural healing methods, endorse such a vision improvement program? Did you know that 43 states in America actually classify vision training as an actual occupation in the US? Therefore, it is highly unusual that the traditional vision care industry would want to jeopardize its reputation by endorsing vision training exercises that they thought were a scam.

While you may be skeptical about the validity of eye exercises due to concerns about the effectiveness of such a program, an assessment of the facts and statistics can put these issues to rest. Concerns related to safety can be resolved with the application of common sense safety guidelines. In the final analysis, it is important to keep an open mind about a program that could extremely enable you to see significant benefits in one of the most important aspects of health care; your precious natural eyesight.

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