2024-03-02
MYTHS AND FACTS ABOUT CONTACT LENSES
As an optometrist with years of experience fitting contact lenses, I’ve heard it all. There’s a surprising amount of misinformation out there, leading to hesitation or even unsafe practices. My goal here is to cut through the noise and give you a realistic, practical understanding of contact lenses in 2026. This isn't about marketing; it's about empowering you to make informed decisions about your vision.
Are Contact Lenses Right for Me? What’s My Vision Like?
This is the first, and most important question. Contact lenses aren’t a one-size-fits-all solution. The biggest misconception is that everyone can wear them comfortably. That’s simply not true. Your corneal curvature, tear film quality, and even eyelid anatomy play a significant role.
Here's what we look for during an assessment:
- Corneal Health: We meticulously map your cornea to ensure it's healthy and a suitable shape for lens wear. Issues like keratoconus or severe dryness need to be addressed before considering contact lenses.
- Tear Film Evaluation: This is huge. Many people experience dry eye, and if your tear film isn't stable, lenses can feel uncomfortable, and more importantly, it increases the risk of complications. We'll assess both the quantity and quality of your tears.
- Pupil Size & Alignment: Larger pupils, or those not perfectly centered, can sometimes cause glare or require specialized lens designs.
- Lifestyle: Are you frequently exposed to dusty environments? Do you work long hours in front of a computer? These factors influence the best lens material and wearing schedule for you.
If you have uncorrected astigmatism, don’t assume you’re out of luck. Toric contact lenses are designed specifically to correct astigmatism and have improved dramatically in recent years. I’ve seen patients who previously relied solely on glasses achieve excellent vision with toric lenses.
What Types of Contact Lenses Are Available? Beyond Daily vs. Monthly
Most people are aware of daily disposables and monthly lenses, but the world of contact lenses is far more nuanced. Choosing the right material and design is crucial.
- Silicone Hydrogel vs. Hydrogel: Silicone hydrogel lenses are generally preferred today. They allow significantly more oxygen to reach the cornea – approximately 5 times more than traditional hydrogel lenses. This reduced oxygen deprivation lowers the risk of corneal swelling and discomfort, especially with extended wear.
- Daily Disposables: These are generally considered the healthiest option, as you’re using a fresh, sterile lens every day. They're ideal for allergy sufferers and those who wear lenses intermittently. While the upfront cost is higher, you eliminate the need for cleaning solutions and cases, potentially saving money in the long run. Expect to pay around $30-$60 per month for daily disposables, depending on your prescription.
- Monthly Lenses: These require diligent cleaning and disinfection. They're more cost-effective initially but demand more effort and carry a slightly higher risk of infection if not properly maintained.
- Toric Lenses: For astigmatism, these lenses have a specific design to correct vision in all meridians.
- Multifocal Lenses: These address both distance and near vision, eliminating the need for reading glasses. While the technology has improved, it's important to understand that multifocal contacts often involve a compromise; you might not achieve the exact same crispness at all distances as you would with glasses.
- Rigid Gas Permeable (RGP) Lenses: Often called "hard" lenses, these are less common now but still have a place, particularly for irregular corneas (like keratoconus) or for patients who require exceptionally sharp vision.
How Much Do Contact Lenses Actually Cost? The Hidden Expenses
People often focus solely on the cost of the lenses themselves, but there's more to consider. A realistic budget should include:
- The Eye Exam & Fitting Fee: In Alberta, a comprehensive eye exam is partially covered by provincial healthcare. However, the contact lens fitting fee—the time and expertise required to properly fit you with lenses—is not covered. This can range from $80-$150, depending on the complexity of your prescription and the time needed.
- The Lenses: As mentioned above, prices vary widely.
- Cleaning Solutions & Case: Budget around $20-$30 every few months.
- Replacement Cases: Cases should be replaced every 1-3 months to prevent bacterial buildup. They’re inexpensive (around $10-$15).
- Annual Check-ups: It’s crucial to have your eyes checked annually, even if your vision seems stable. This ensures the lenses continue to fit properly and your cornea remains healthy.
For someone new to contacts, the first year can easily cost $400-$700, depending on the lens type and your individual needs. Long-term, daily disposables are often comparable in cost to monthly lenses when you factor in the cost of solutions.
Contact Lenses and Eye Health: What Are the Real Risks?
Contact lens wear is generally safe, but it's essential to understand the potential risks and how to minimize them. The biggest concern is microbial keratitis – a corneal infection. While rare with proper hygiene, it can be serious and even sight-threatening.
Here’s what most people don’t realize:
- Water is a No-No: Never use tap water to rinse or store your lenses. It can contain harmful microorganisms like Acanthamoeba, which can cause a devastating corneal infection that's difficult to treat.
- Makeup First, Lenses Second: Always put your lenses in before applying makeup, and remove them before removing makeup.
- Don’t Sleep in Lenses Unless Approved: Extended wear lenses require specific approval from your optometrist. Sleeping in lenses significantly increases the risk of infection.
- Listen to Your Eyes: If your eyes are red, irritated, or your vision is blurry, remove your lenses immediately and consult with us. Don't try to "power through" it.
In Okotoks and surrounding areas like Calgary, we see a few cases of corneal ulcers each year linked to improper contact lens wear. Prevention is far better than cure.
Can I Switch Between Glasses and Contacts?
Absolutely! Many people enjoy the flexibility of wearing glasses and contacts. There's no harm in alternating, as long as your eyes are healthy. I often recommend this to my patients – use contacts for social activities or sports, and glasses for work or when your eyes need a break. Maintaining adequate hydration, especially during dry Alberta winters, is important regardless of what you are wearing.
However, consistently switching between different prescriptions (e.g., wearing a slightly stronger prescription in glasses than in contacts) isn't ideal. It can cause eye strain and potentially affect your vision long-term.
Ultimately, the best vision correction method is the one that suits your lifestyle and vision needs. A thorough eye exam and a personalized contact lens fitting are the foundation for safe and comfortable wear.
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