1,000 FAQ

Vision and Learning

Vision and Learning What is the difference between eyesight and vision? A: Eyesight is the ability to see clearly. Vision involves visual comfort, visual function, and visual efficiency. What is vision therapy? A: A program of activities prescribed by a behavioural optometrist to treat vision problems and enhance binocular vision function to optimise how the

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Screen Time for Children

Screen Time for Children How much screen time is OK? A: Age 0-1: no screens; 2-4: no more than 1 hour per day. How do screens affect the eyes? A: Blue light exposure close to bedtime may disrupt sleep. Is blue light bad? A: The evidence is unclear. The problem with screens is that they

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Play Outside!

Play Outside! How much outdoor time? A: At least 2 hours daily, more if possible. What if it is an overcast day? A: Even on a cloudy day, outside light intensities are still higher than in a well-lit indoor space. Do indoor sports count? A: No, indoor sports do not yield the same myopia-preventing benefits.

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Myopia

Myopia What is myopia? A: Also called short/nearsightedness, it is a refractive error where near objects are seen more clearly than distant ones. What are the risk factors? A: The main risk factors for myopia are family history and limited outdoor time coupled with extensive near visual habits. Is it preventable? A: Myopia is a

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Hyperopia & Astigmatism

Hyperopia & Astigmatism What is hyperopia? A: Also known as far/longsightedness, it is a refractive error where distant objects are seen more clearly than nearby objects. What causes it? A: Hyperopia is typically caused by an eyeball that is shorter than normal leading to light being behind the retina rather than directly on it. What

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Amblyopia

Amblyopia What is amblyopia? A: Amblyopia, or lazy eye, is a vision disorder in which one eye has reduced visual acuity despite the absence of any structural abnormalities. What causes it? A: Various factors but the most common causes of amblyopia include strabismus, significant refractive errors, or a combination of both. How common is amblyopia?

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Strabismus

Strabismus What is strabismus? A: It involves the misalignment of the eyes, where one or both eyes may turn inward, outward, upward, or downward. What causes it? A: Causes of strabismus vary and include problems with the eye muscles, genetics, refractive errors, neurological issues, and some health conditions. How common is strabismus? A: It is

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