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5 Surprising Things You May Not Know About Myopia

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Portrait of Dr Harold Choi
Dr Harold Choi

May 29th, 2020· 5 min read

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Myopia, also known as short-sightedness, is a refractive defect. Refractive error happens when the eye doesn't correctly bend (refract) light. Light is not properly focused and images are not clear. Through myopia, nearby objects appear visible while distant objects look blurry

Glasses are not only a fashion item for the majority of Singaporeans but also a requirement to correct poor vision due to myopia.

Currently, there is no cure for myopia

Whether you or your child has myopia (near-sightedness), you're probably curious whether there's a solution — or at least anything that can be done to delay the development so you or your child don't require better glasses year after year.

Turns out, there is no cure for your myopia. Even the popular procedure, LASIK, also cannot cure myopia. LASIK just reshapes the cornea, so light can concentrate on the retina. It doesn't help to fix the majority of the problems that contribute to high myopia.

Wearing glasses will not make your myopia worse.

Man in suit holding glasses

Eyesight is determined by the form of the eyeball and the cornea and glasses literally change how light enters your eyes. Although, as with other things, widespread misunderstandings are attributed to misguided perceptions of how glasses affect our eyesight.

Our eyes often get worse as we age. And that happens with or without glasses, as our eyeballs are getting longer. Yet because many people are more likely to look for their glasses when they age or require thicker lenses or even bifocals, then they blame the increasing reliance on wearing glasses.

By 2050 an estimated 5 billion people will be affected by myopia.

Rates of myopia tend to escalate all over the world. It is predicted that by 2050, 5 billion people will be short-sighted [1], which is half the world's population.

Myopia typically starts in childhood as the eyeball grows too long, creating a blurred perception of the distance. Myopia in children, particularly those under the age of 8, should be corrected and glasses should be worn constantly [2]. There are various types of lenses, for example, single-vision lenses and bifocal lenses [3].

One cutting-edge breakthrough is MiYOSMART, which can slow down myopia by an average of 60% [4]. It works by using D.I.M.S. (Defocused Incorporated Multiple Segments) Technology [5].

HOYA infographic

MiYOSMART works by providing a central optical zone through which light is refracted into the eyes. There are multiple 'defocus segments' around this zone which help to slow the progression of myopia. Those defocus segments look like honeycomb if you look very closely.

Myopia is hereditary

Children with myopic parents face an increased risk of myopia [6].

Myopia continues to run within families. If one of your parents has myopia, it raises the chance of contracting the disease. If both parents are myopic the risk is much greater.

Sitting close to the TV is not the reason your myopia grows

Boy staring at TV with teddy bear

The reason you have this bad habit may be because you already have myopia without knowing it. You may have trouble watching your favourite show while you're far from the TV, which is why you choose to sit up close. The first thing you can do is have your eyes tested to check the problem as soon as possible.

So...

Manage your myopia before it is too late. There are a lot of treatments that you can choose, including eye drops, glasses, or surgical procedures. You can prefer contact lenses, eye drops, or spectacle lenses like MiYOSMART if you are not fit for surgery or just don't want to go under the knife.


Brought to you by HOYA Lens. Find out where you can get MiYOSMART in Singapore by looking for the closest HOYA eye care practitioner here.


At Eagle Eye Centre, Dr Harold Choi is a Specialist in Ophthalmology. He finished his basic medical degree at the National University of Singapore (NUS), followed by his Masters in Medicine (Ophthalmology), and Fellowship of the Royal College of Surgeons Edinburgh. He held clinical teaching positions at NUS.

I hope that you've found this guide useful, and perhaps gained more insight into the application process. Most of the admissions-related information (admin and logistics wise) can be found on the official NUS Faculty of Dentistry website.

To help yourself out, you should take note of what people look for when they look for a dentist.

This article was written by Dr Harold Choi and published on Wednesday, 25 January 2017. Human medically reviewed the article on Wednesday, 25 January 2017. The last update was made on Friday, 18 September 2020.

Disclaimer: Opinions belong to the author and not to the platform.

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