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How Often Should You Replace Your Contact Lenses?

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Key Takeaways

  • Replace your lenses based on their type, whether daily, biweekly, or monthly.
  • Swap lenses early if you notice dryness, blurry vision, or redness.
  • Wearing lenses too long can lead to irritation and a higher chance of infection.
  • Clean reusable lenses with fresh solution and wash your hands first.
  • A yearly contact lens exam helps keep your prescription current and your eyes comfortable.

How Long Contact Lenses Really Last

You slide in your lenses each morning and go about your day without a second thought. Then, one afternoon, your eyes feel dry, scratchy, or a little cloudy. You wonder if you’ve worn your lenses too long.

This is a question that our team at Dr. Chris Schell O.P.C. hears frequently. How often you should replace your contact lenses depends on the type of lens. For instance, daily lenses should be tossed in the evening, while monthly pairs can last for 30 days. Sticking to the recommended schedule helps your eyes stay comfortable and healthy.

Contact Lens Replacement Schedules by Type

Every lens comes with its own timeline. Matching your habits to the right type of lens makes daily wear simpler.

Daily Disposable Lenses

You wear these once and toss them the same day. Every morning, you start with a fresh pair, so there’s no cleaning or storing to remember. For busy families juggling school, work, and sports, that kind of grab-and-go routine keeps things easy.

Biweekly and Monthly Lenses

Biweekly lenses get swapped every 14 days. Monthly lenses last up to 30 days. Track your replacement by the calendar date rather than how many times you’ve worn them, since an unworn day still counts toward the total.

Extended Wear & Reusable Lenses

These lenses follow the timeline your eye doctor sets for you. Overnight wear lenses need extra care, since your eyes get less rest while the lenses are in. Make sure to check the packaging label, so that you know when to replace them.

Signs It’s Time to Swap Your Lenses Early

Sometimes your eyes tell you a lens needs to go before its scheduled date. Watch for these symptoms:

How to Spot Damaged Lenses

Give each lens a quick look before it goes in. A damaged lens can scratch your eye or simply feel rough all day. Toss the offending lens and reach for a fresh pair if you notice any of the following problems:

  • Scratches, tears, or rough edges
  • A bent or dented shape
  • Anything else that looks off

What Happens When You Wear Lenses Too Long

Stretching a lens past its end date might seem harmless, but your eyes notice the difference. Old lenses collect protein and debris that your morning rinse can’t fully clear, which increases your risk of an eye infection. Sticking to the recommended schedule helps your eyes breathe.

Person in blue plaid shirt rubbing eye with eyes closed, seated indoors near a window and bookshelf.

How to Care for Reusable Lenses

Reusable lenses reward a little daily attention. A few small habits help keep them clear and comfortable from their first day to their last.

Clean & Store Lenses the Right Way

Use fresh solution every day, and never top off yesterday’s solution. Water belongs in your glass, not on your lenses.

Simple Habits That Protect Your Eyes

Good habits start before you even touch a lens. Make sure to:

  • Wash your hands before you handle your lenses
  • Remove them before swimming or showering
  • Skip lotions and moisturizing soaps that leave a film on your fingers

Why Yearly Contact Lens Exams Matter

Your eyes change over time, and so can the lenses that suit them. A yearly exam keeps everything on track.

  • Keep your prescription current
  • Check how your lenses fit and how your eyes are doing
  • Explore newer lens options for comfort

When to See a Barrie Eye Doctor

Some symptoms are worth a closer look from a Barrie optometrist. Book an eye exam if you notice any of the following:

  • Ongoing discomfort even with proper care
  • Sudden vision changes or halos around lights
  • Anything that keeps you from wearing your lenses comfortably

Whether you wear glasses, contact lenses, or both, our team at Dr. Chris Schell O.P.C. can help you find a routine that fits your family’s days. Book your next Barrie eye exam today and keep every pair of lenses feeling fresh.

Written by Dr. Chris Schell

Dr. Chris Schell attended the University of Waterloo, earning a Bachelor of Science degree with honours. Dr. Schell then pursued his Doctor of Optometry from Waterloo and graduated on the Dean’s honour list. In 2003, Dr. Schell began practicing optometry in Barrie and in March 2010, he opened his own vision care clinic. In April 2017, Dr. Schell received his Fellowship from the College of Optometrists in Vision Development, an achievement less than 1% of Canadian Optometrists have obtained. Dr. Schell is passionate about teaching his patients about their vision and eye health.

Dr. Schell is passionate about vision therapy, and its power and possibilities are endless! Dr. Schell is a proud member of the College of Optometrists in Vision Development and Optometric Extension Program Foundation. These two groups focus on educating practitioners and providing the resources to implement vision therapy in their clinics.

Dr. Schell is happily married and has 3 amazing young boys and a wonderful daughter. They love being active, and spending time with family and friends keeps them busy. Dr. Schell loves curling during the winter and golfing in the summer.

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