Headaches, tired eyes, and blurry vision after screen time are not something you have to live with. Dr. J.C. Mungar helps Oakville patients relieve and prevent digital eye strain with customized lens solutions, blue-light management, and targeted dry eye care.
Digital eye strain, also known as computer vision syndrome (CVS), refers to a group of vision-related problems that result from prolonged use of digital screens. Smartphones, tablets, laptops, and desktop monitors all contribute. In today’s world, most adults spend more than 7 hours a day looking at screens, and the cumulative effect on the eyes is significant.
Unlike reading a book, screen use involves unique visual demands: slightly imprecise text characters, glare, reduced blink rate, and awkward viewing distances and angles. Over time, these factors cause the eye muscles to work harder than they should, leading to fatigue, strain, and discomfort.
You may be experiencing digital eye strain if you regularly notice any of the following after screen use:
Many patients who wear glasses for distance or reading have a prescription gap that makes intermediate distances (60 to 80 cm, typical screen distance) uncomfortable. Computer glasses or occupational progressive lenses are specifically designed for this viewing range, dramatically reducing the effort your eyes expend during screen work.
Blue light emitted by screens contributes to visual discomfort and may disrupt sleep when screens are used in the evening. Blue-light filtering lenses reduce high-energy visible (HEV) light reaching the eye. When combined with an accurate prescription, many patients find immediate improvement in eye comfort during screen work.
Screen use dramatically reduces your blink rate, from around 15 blinks per minute normally down to 5 or 6 during focused screen work. This accelerates tear evaporation and worsens or triggers dry eye syndrome. Dr. Mungar evaluates the quality and stability of your tear film and, where appropriate, offers in-office LipiFlow or BlephEx treatment to address the underlying dry eye that makes digital eye strain worse.
In some patients, underlying focusing and eye-teaming problems (convergence insufficiency, accommodative dysfunction) are the real culprit. These conditions force the visual system to work harder during near tasks like screen use. Dr. Mungar screens for these issues and can provide vision therapy referrals or prism corrections where needed.
Alongside professional treatment, these evidence-based habits reduce digital eye strain between visits:
Even a small uncorrected refractive error makes screen work significantly harder. Dr. Mungar’s thorough refraction ensures your glasses prescription is optimized for your specific working distances.
Unlike clinics that treat strain and dry eye separately, Dr. Mungar addresses both together. Our LipiFlow and BlephEx capabilities mean we can resolve the dry eye component that makes digital strain worse.
From dedicated computer lenses to occupational progressives and anti-fatigue designs, Dr. Mungar selects the right lens technology for your specific screen habits and visual demands.
Current research does not show permanent damage from digital eye strain itself. However, the discomfort and reduced productivity it causes is very real, and untreated underlying conditions like dry eye can worsen over time. The good news is that digital eye strain is highly treatable with the right assessment and management plan.
A comprehensive eye exam covers digital eye strain assessment. When booking, simply let our team know that screen-related symptoms are a concern. This allows Dr. Mungar to prioritise the relevant tests and come prepared to discuss lens and treatment options.
Blue-light filtering lenses can reduce discomfort for some patients, particularly those who experience eye strain or sleep disruption from evening screen use. However, the research on blue light as the sole cause of digital eye strain is mixed. The more impactful factors are usually an inaccurate prescription, dry eye, and poor ergonomics. Dr. Mungar assesses all contributing factors rather than relying on a single solution.
Yes, children are not immune to digital eye strain. Extended near work, including screen use, is also associated with the development and progression of myopia (nearsightedness) in children. If your child complains of headaches, tired eyes, or avoids reading, an eye exam is strongly recommended.
You don’t have to end every workday with sore, tired eyes. A single visit with Dr. Mungar can identify what’s driving your digital eye strain and get you started on a lasting solution.
Call us at (905) 842-3411 or book online today.
Book Your Eye Strain AssessmentOffice Notice
Monday August 3 through Friday August 7
We reopen Monday August 10 at 8 a.m.
Thank you for your patience. Voicemail and email will be checked periodically and we will return every message once we are back in the office.
If you have an urgent eye concern during this week, please visit your nearest walk in clinic or emergency department.
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