Vision

A:

To fixed scratched glasses, clean them with water and dish soap, and remove a scratched lens coating with sunscreen. For deeper scratches, buff out the scratches with a paste of baking soda and water or a nonabrasive toothpaste. Use a four-way nail buffer to remove scratches on a frame.

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  • Can Cataracts Cause Headaches?

    Q: Can Cataracts Cause Headaches?

    A: Headaches are only a symptom of hypermature cataracts, a progressed form of cataracts that have become completely white, according to Medical News Today. At this point, sufferers may also experience inflammation and pain, and the cataracts need to be surgically removed.
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  • Why Is My Vision Blurry Sometimes?

    Q: Why Is My Vision Blurry Sometimes?

    A: According to WebMD, blurry vision may stem from a number of sources, including an eye injury, nearsightedness or allergies. Hay fever and indoor allergens may also cause blurriness in the vision. Dry eye, pink eye and foreign objects in the eye also cause blurriness.
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  • How Long Do I Have to Wait to Wear Makeup After Having Pink Eye?

    Q: How Long Do I Have to Wait to Wear Makeup After Having Pink Eye?

    A: When infected with pinkeye, EyeSmart recommends waiting two weeks after completing a course of topical antibiotics before using makeup. If the pinkeye is caused by a virus, doctors do not prescribe eye drops, but two weeks is also the suggested waiting period before resuming the use of makeup.
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  • What Is the Best Human Vision?

    Q: What Is the Best Human Vision?

    A: The very best human eyes have 20/8 vision, according to LiveScience.com. A person with 20/8 vision can see things as well from 20 feet away as most people can see at a distance of only 8 feet. This is the best vision possible with human eyes.
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  • How Does a Blind Man See?

    Q: How Does a Blind Man See?

    A: Blindness is a broad term used to describe a wide array of visual limitations. Those who are blind see nothing at all. However, in some cases they might be able to experience flashes or flickering images of light and color.
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  • What Are Some Steps How to Improve Your Eyesight?

    Q: What Are Some Steps How to Improve Your Eyesight?

    A: According to Dr. Mao Shing Ni for The Dr. Oz Show website, some of the ways an individual can improve his eyesight are to eat the right foods, exercise the eyes and make sure the eyes get plenty of rest. Some doctors recommend massages as a way to increase the flow of blood to the eyes and acupuncture to strengthen vision, notes WebMD.
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  • Why Do People Sleep With Their Eyes Open?

    Q: Why Do People Sleep With Their Eyes Open?

    A: People who sleep with their eyes open suffer from a medical condition called nocturnal lagophthalmos. This condition is a type of facial paralysis caused by bodily trauma, stroke, surgery or Bell's palsy. Nocturnal lagophthalmos is a malfunction of the orbicularis muscle in the eyelid. The condition may be temporary or permanent, according to optometrist Dr. Troy L. Bedinghaus.
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  • What Are the Main Functions of the Eye?

    Q: What Are the Main Functions of the Eye?

    A: The main function of the eye is to convert light into electrochemical impulses that the brain can interpret as visual images. The various parts of the eye perform different functions that contribute to this purpose.
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  • How Long Do Eye Floaters Last?

    Q: How Long Do Eye Floaters Last?

    A: WebMD states that eye floaters generally do not go away once they form, but do become less noticeable over time. If the floater is seriously affecting someone's vision, he or she should consult an optometrist.
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  • Why Does Eyesight Deteriorate With Age?

    Q: Why Does Eyesight Deteriorate With Age?

    A: Human eyesight deteriorates with age because the essential parts of the eye lose freshness and functionality in time and with extended use. Examples of issues related to decreased function of a specific part of the eye include problems with near-sight vision (otherwise known as presbyopia) and issues reading small text, which is the result of a loss of flexibility in the eye's lens. Age-related diseases can also cause damage to the retina and optic nerve, although age alone does not necessarily damage these parts of the eye.
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  • What Does the Cornea Do?

    Q: What Does the Cornea Do?

    A: As described by Healthline.com, the cornea's main function is to refract light entering the eye. St. Luke's Cataract & Laser Institute adds that the refraction of the cornea provides two-thirds of the human eye's focusing power.
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  • What Are Prescription Shooting Glasses?

    Q: What Are Prescription Shooting Glasses?

    A: Prescription shooting glasses are just like prescription glasses in the sense that they adjust for the unique vision impairment that any given person might have. However, they also protect the eyes from outside objects like dust, wind and debris from shooting or hunting.
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  • What Are Digital Progressive Lenses?

    Q: What Are Digital Progressive Lenses?

    A: Digital progressives lenses, or high-definition lenses, are lenses in eyeglasses that provide sharper vision than regular progressive lenses. Advances in lens manufacturing allow digital progressives to correct a patient's vision while reducing glare when driving at night and providing sharper vision in all lighting conditions, according to All About Vision.
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  • What Is the Best Way to Clean Plastic Eyeglass Lenses?

    Q: What Is the Best Way to Clean Plastic Eyeglass Lenses?

    A: Heidi Mitchell explains in the Health & Wellness section of The Wall Street Journal that the best way to clean plastic eyeglass lenses is to run them under warm water and create a lather on the lens by putting a small drop of dishwashing detergent on the tip of the fingers. After lathering the lens carefully, they must be rinsed with warm water and then dried with a clean, soft cotton cloth.
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  • How Do You Take Contacts Out?

    Q: How Do You Take Contacts Out?

    A: To remove a contact lens, wash hands and use the index finger of the non-dominant hand to lift the eye’s upper eyelid. At the same time, use the middle finger of the dominant hand to pull the lower lid downwards. Next, use the index finger and thumb to gently remove the contact.
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  • How Do You Tighten Glasses?

    Q: How Do You Tighten Glasses?

    A: Tighten loose glasses by pressing the area near the temples slightly inward. Metal frames can be directly adjusted, while plastic frames need to be warmed before manipulation.
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  • Can You Swim With Contacts in Your Eyes?

    Q: Can You Swim With Contacts in Your Eyes?

    A: An individual can swim while wearing contacts, but it's best that he do so while wearing waterproof swimming goggles. Prescription swimming goggles are a good option for a swimmer who wants to reduce the chances of his vision becoming blurred and experiencing refractive errors.
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  • What Are Progressive Contact Lenses?

    Q: What Are Progressive Contact Lenses?

    A: Progressive contact lenses, also called bifocal or multifocal lenses, are contacts that combine prescriptions for farsightedness and nearsightedness into one lens. There are several different methods for combining different powers into one contact lens. The human eye adapts to shifting between multiple powers, so it can focus on all distances.
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  • What Are Natural Looking Colored Contacts?

    Q: What Are Natural Looking Colored Contacts?

    A: Because the natural color of the eye isn't uniform, some color contacts have tiny dots and lines of color rather than a uniform tint. These patterns of color on the contact are intended to mimic the appearance of a real eye and make the final eye color look more natural.
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  • How Do You Put in Eye Contacts?

    Q: How Do You Put in Eye Contacts?

    A: To insert a contact lens, begin by washing and drying your hands thoroughly. Next, pick up the right eye lens, and clean it. Once the lens is clean, hold open your eyelids, and gently place the lens on your eyeball. Repeat this procedure for the left-eye contact lens.
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  • How Do You Clean Glasses?

    Q: How Do You Clean Glasses?

    A: Regular cleaning is necessary to see well through glasses. Cleaning eyeglasses is easy: simply spray both lenses with eyeglass cleaner, and wipe them with a soft lens cloth.
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