Questions tagged [ophthalmology]

Ophthalmology is the branch of medicine that deals with the anatomy, physiology and diseases of the eye.

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12
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1answer
1k views

Is Lasik corrective eye surgery unsafe?

I was looking into Lasik vision correction surgery and came across an article by a former member of the FDA, Dr. Morris Waxler where he states that he wishes he had never approved Lasik surgery: ...
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1answer
27k views

Does wearing prescription eyeglasses weaken your eyes?

I just recently received my first pair of eyeglasses. My eye doctor stated that contrary to popular belief, that wearing the glasses will not weaken my eyes any further. However my sister-in-law ...
11
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1answer
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Were there army experiments to give humans infrared vision?

Disclaimer: Infrared is maybe the wrong term, I took it to mean anything that we do not currently perceive with a longer wavelength than what we see as red. I don't think in the following they refer ...
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1answer
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Can reading on a moving vehicle cause retinal detachment?

When I was a child, I was told that reading a book on a moving vehicle (a car or a bus) could cause the retina to detach. I always doubted that, since I could not imagine how it would happen. Is ...
64
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3answers
4k views

Is it possible to cause problems to an aircraft pilot with an “over-the-counter” laser?

I've been admonished not to ever shine a laser into the night sky as it might "dazzle pilots" and potentially bring down airplanes. This seems kind of illogical for a number of reasons: If a plane is ...
11
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2answers
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Is looking into a solar eclipse especially dangerous?

I mean looking at a partial or annular eclipse, or before or after totality, and specifically the claim that it is more dangerous than looking into the sun. I've heard two versions of this: It is ...
54
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8answers
45k views

Can the human eye distinguish frame rates above 60 Hz?

I know that frame-rates above 60fps all look the same to the human eye. Is that true? Why? If so, why do graphics cards boast anything higher than that?
39
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1answer
18k views

Is watching television in the dark harmful to your eyes?

This is obviously related to a few answered questions already here, namely: Does watching television damage the eyes? Is it harmful to your eyes to read in dim light? But the following question is ...
11
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1answer
716 views

Can a lack of Vitamin A in your diet be statistically proven to be linked to worse eyesight?

Reading this question: Does eating carrots improve your eyesight? - brought to mind a common piece of medical advice in USSR - to eat carrots to prevent your eyesight from going bad (as opposed to ...
40
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1answer
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Does eating carrots improve your eyesight?

A common belief in Sweden is that carrot improve your eyesight and I was told many times when I was little to eat carrots. Although anecdotaly I have perfect vision without carrot-gluttony. Is there ...
13
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1answer
3k views

Does bilberry improve eyesight?

There is a rumor that eating bilberries improves eyesight or, at least, helps to maintain it. Is it true?
35
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1answer
22k views

Reading while lying down is more strenuous (unhealthy) for eyes

My friend heard that reading while lying down is more strenuous (unhealthy) for eyes. I like reading in bed (books, tablet). Is there some study that confirms this hypothesis? I use two positions (...
14
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1answer
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Strange way of improving eyesight — Could it work? [duplicate]

Possible Duplicate: Is the Bates Method for improving eyesight efficacious? I recently read the Bate's Method question and thought of this. A while ago in some forum someone posted a note. It ...
35
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2answers
6k views

Has increased computer use led to increased myopia?

According to ABC News and this Ophthalmological study there has been a significant increase in the number of people with myopic eyesight over a recent 30 year period. From the ABC article: There ...
51
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2answers
3k views

Is it harmful to your eyes to read in dim light?

Is there any scientific backing to the claim that reading in dim light damages your eyes? Related to: Does watching television damage the eyes?
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2answers
3k views

Does Iridology work?

Iridology claims that it's practitioners can diagnose various illnesses via looking at the eyes of patients. Is there evidence that supports or debunked their claims?
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3answers
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Does staring at the sun cause significant, permanent harm?

Of course, I think I can safely assume if an eye is left pointing directly towards sun for a long period of time it does get major damage. However, staring at the sun also hurts very quickly. That ...
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4answers
10k views

Does watching television damage the eyes?

Is there any evidence that watching television for too long or while sitting too close weakens the eyes (leading to myopia, for example) ?
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2answers
6k views

Is the Bates Method for improving eyesight efficacious?

The Bates Method is often cited by people looking to avoid wearing glasses, or as an alternative to LAZIK surgery for improving/correcting eyesight. Is the method at all effective? Can eyesight truly ...