Information about eye health, what you need to know about current treatment methods. (Page 3)
Blue light glasses filter part of the blue light emitted by screens. There is no proof that screen light harms the eyes; some people simply find these glasses more comfortable.
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We can all suddenly feel our vision blur or black out briefly. Although this often looks temporary and harmless in daily life, a blackout can be the warning of certain serious conditions.
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A stye is something most people go through at least once. It usually clears within a few days to 1-2 weeks; if it lasts longer than 2 weeks, an examination is needed.
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Bloodshot eyes are redness of the white of the eye caused by widened blood vessels; tiredness, dry eye, allergy and infection are common causes. A bleed under the surface of the eye (subconjunctival haemorrhage) is a different condition and usually clears by itself.
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Eye hygiene and eye health are among the subjects most people neglect. Problems such as unclear vision at distance and near, watering of the eyes and blurred vision all follow from that neglect.
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Astigmatism is a refractive error that makes the objects and people around a person appear blurred. The cause is that the cornea at the front of the eye is not perfectly round, so light entering the eye is refracted unevenly.
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Surgery for a droopy eyelid matters both aesthetically and so that vision problems do not follow. Ptosis surgery repairs the muscle that lifts the upper eyelid, while blepharoplasty removes excess skin from the lower or upper eyelid.
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A great many conditions cause discomfort, soreness and burning in the eye. Stinging can arise when something enters the eye, and it can also arise from more complicated situations.
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For laser eye surgery to succeed, the cornea, the transparent front surface of the eye, has to be thick enough for the operation to proceed safely. Corneal thickness is among the most important criteria.
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Contact lens prices are one of the questions people ask most before they start wearing lenses. The cost varies with the type of lens, the material, the brand, how it is supplied and the details of the prescription.
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Omega 3 fatty acids are polyunsaturated fats. They play important parts in eye health, in metabolism, in providing energy and in muscle development, and they matter a great deal in protecting the immune system.
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People with myopia see nearby objects clearly, while distant objects appear blurred or fail to come into focus. Myopia and hyperopia are the eye conditions most often confused with one another.
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