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Screen time

Screen time Screen time suggestions according to the American Pediatric Society: Children under 2 should have no screen time Limit screen time to one hour/day for children aged 2-5 Children over 5 should rotate between near and far activities.

Myopia

In recent times, the prevalence of myopia —commonly known as nearsightedness—has become increasingly widespread in the youth, globally. Patients with high myopic prescriptions are at a greater risk (9x) of developing macular choroidal neo-vascularization and other vision debilitating diseases. The Centre of Ocular Research & Education (CORE) at the University of Waterloo studied the general […]

Genetic Factors for Myopia Identified

“Genetic Factors for Myopia Identified” – Nature Genetics * Genetic study from Mainz University Medical Center has identified 161 genetic factors for myopia * Working with the gene test provider, 23andme, researchers evaluated data from 250,000 people from Europe, Asia, and North America * One discovery was that all retinal cell types contribute to the […]

New Optical Implant Inspired by Butterfly Wing Structure

“New Optical Implant Inspired by Butterfly Wing Structure” – Nature Nanotechnology * The division of Engineering and Applied Science at Caltech has been working on designing an optical implant that measures intra-optical pressure in glaucoma patients * It works by having the tiny implant flex as eye pressure changes and this change can be measured […]

First 3D Printed Human Corneas

“First 3D Printed Human Corneas” – Experimental Eye Research * Millions of people require surgery to replace their damaged or scarred corneas but there is a shortage of available transplants * A paper in “Experimental Eye Research” reports a method of creating “bio-ink” (mixture of human corneal stroma cells from donor corneas, alginate and collagen) […]

Ocular complications of Mosquito Transmitted Diseases

Review: Ocular complications of Mosquito Transmitted Diseases – Canadian Journal of Optometry Ocular complications of Mosquito Transmitted Diseases Disease Transmission Ocular Manifestation Zika Virus Mosquito Vector Sexual intercourse with an infected individual Maternal-fetal transmission Fetal Focal pigment mottling of the retina Chorioretinal atrophy Macular atrophy Cataract Intraocular calcification Adults Guillain-Barre Syndrome, which is associated with […]

Effects of Electronic Screens on Children’s Vision

Canadian Association of Optometrists/Canadian Ophthalmological Society Joint Position Statement: Effects of Electronic Screens on Children’s Vision and Recommendations for Safe Use – Canadian Association of Optometrists Screen-time is not a direct cause of the increased prevalence or progression of myopia; this prevalence has instead been linked with children spending fewer hours outdoors and may potentially […]

Glasses without prescriptions for presbyopia

Ready- to- wear glasses Ready- to- wear glasses sold without prescription  are designed for occasional use by persons 40 years of age or older who suffer from presbyopia. These glasses are not designed to replace corrective lenses sold by prescription. The use of ready- to-wear reading glasses does not replace regular eye examination to assess […]

Colour Blindness

What is Colour Blindness and What Causes it? Difficulty distinguishing colours (blue and yellow or red and green) Colour blind people see things as clearly as other people but they are unable to fully ‘see’ read, green or blue light Inherited condition that affects males more frequently than females and this condition is related to […]

6 Categories of Essential Foods for Good Eye Health

by Dr. Laurie Capogna and Dr. Barbara Pelletier Green Vegetables: Cabbage, spinach, arugula, romaine lettuce, broccoli, peas, beans * Provide body lutein (a pigment abundant in the macula of the eye) and Zeaxanthin (nutritive pigment that accompanies lutein) Fatty Fish: Wild Salmon, trout, sardines, mackerel and tuna * Protective effect against AMD, cataracts and dry […]

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