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"The gift of sight is one of the most cherished senses in our body . . . (Bell, 2018)"
Figure 1: Laser Eye Surgery (Lowe, 2014)

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1-Laser eye surgery (Stephanie Lowe, 21Jul14)

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WHO estimates that 1.8 billion people have some form of vision impairment (WHO, 2018), out of which 65% have nearsightedness, 32% have farsightedness and 3% are blind.  80% of such impairment are considered avoidable. Uncorrected refractive error in eyes is one of them that can be cured with the use of eyeglasses.
Figure 2: Global vision impairment status (WHO, 2018)

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Wearing eyeglasses is inconvenient for daily chores and active sports.
Figure 3: Inconveniences of wearing eyeglasses (wikiHow, n.d.)

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Among various types of treatment for correcting refractive error in the eyes, Laser Eye Surgery - LASIK (Laser Assisted In Situ Keratomileusis)  is one of the trending option.
Figure 4: Doctor performs LASIK eye surgery (Carolinas Centers for Sight, 2018)

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The LASIK has a simple process and takes approximately about 15 minutes per eyes to operate.
Figure 5: LASIK eye surgery procedure (Huan, 2016)

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Though LASIK procedure is beneficial, many of the poor vision impairment patients cannot afford it. Some of the institutes like Tilganga Institute of Ophthalmology in Nepal helps the patients who cannot afford the cost but the surgery is very critical for them, by providing discounts or waive full fees

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". . . . thousands of Canadians are turning to laser eye surgery to correct their vision and eliminate their dependency on glasses or contact lenses" (www.canada.ca, 2012).
Figure 6: Information about laser eye surgery in Canada (Olympia Benefits Inc., 2018)

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Vision impairment is a global health issue. LASIK procedure of laser eye surgery is one of the latest technologies and is simple, quick and less invasive surgery for giving better vision and liberate the patients of their dependencies on eyeglasses and contact lenses.
Such technologies and innovations will develop into more efficient and economical forms in future and will reach the patients around the world.

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Lowe, S. (2014, July). 5 laser eye surgery myths debunked [Online Image]. Retrieved December 7, 2018 from http://home.bt.com/lifestyle/wellbeing/5-laser-eye-surgery-myths-debunked-11363920631531 . /Copyright 2014 by BT. Reprinted as per fair dealing policy

wikiHow. (n.d.). How to choose your glasses frames [Online image]. Retrieved December 7, 2018, from https://www.wikihow.com/Choose-Your-Glasses-Frames. Copyright n.d. by wikiHow. Reprinted as per Creative Commons License.

Carolinas Centers for Sight. (2018). LASIK Surgery [Online image]. Retrieved December 7, 2018, from https://www.ccfs2020.com/lasik/lasik-surgery. Copyright 2018 by Carolinas Centers for Sight, P.C. Reprinted as per fair dealing policy.

Shekoski, M. (n.d.). 20/20 Vision: How to convert 20/20 based measure to Diopters [Online image]. Retrieved December 7, 2018, from https://www.happyeyesight.com/get-20-20-vision/. Copyright 2006-2018 by HappyEyesight. Reprinted as per fair dealing policy.

Haun, J. (2016, November 2). Lasik process [Online image]. Retrieved December 7, 2018, from https://sibiaeye.com/laser-vision-correction/lasik/attachment/lasik-process/. Copyright 2015 by Sibia Eye Institute. Reprinted as per fair dealing policy.

Fry, K. (2014, March 7). Laser eye surgery cost in Canada [Online image]. Retrieved December 7, 2018, from https://www.olympiabenefits.com/laser-eye-surgery-guide?/. Copyright 2018 by Olympia Benefits Inc. Reprinted as per fair dealing policy.