How often should you change your glasses?

Asked by: Prof. Freeman Ernser MD  |  Last update: January 2, 2026
Score: 4.4/5 (60 votes)

Optometrists recommend that you update your glasses every one to two years. This should be done in conjunction with a new vision exam and updated prescription. If you notice a change in vision before this point, see your eye doctor.

How often should I replace eyeglasses?

Generally speaking, most people get new glasses every one to two years. (It often depends on how frequently their insurance provider covers a new pair.) But knowing how often to get new glasses isn't as straightforward as it might seem. Several factors might affect your glasses-buying frequency.

Can I wear the same glasses for 10 years?

There is absolutely no problem in wearing the same pair of eyeglasses even for 10 years if the lens power remains unchanged.

How long should glasses last you?

When appropriately cared for, your glasses should last about 2 years—which is about the same frequency adults should have an eye exam. There are many things to take into account when considering the endurance and effectiveness of your eyewear.

How do you know your glasses need changing?

5 signs it's time to change your glasses
  1. Scratched lenses. If you think that there's no need to change your glasses because of some scratches on the lenses, we're here to tell you that they shouldn't be underestimated. ...
  2. Headaches and tired eyes. ...
  3. You see less well at night. ...
  4. Problems reading. ...
  5. Blurred vision.

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31 related questions found

Should you switch between old and new glasses?

Putting on your glasses right away when you wake up and wearing them all day will help you feel more comfortable sooner. It can feel tempting to wear your old glasses, especially if they feel more comfortable. However, it's ineffective to switch between your new and old glasses.

Why is my vision blurry when I get new glasses?

If your eyes are taking a while to adjust to your new lenses, and dizziness, headaches or blurry vision persist for longer than two days, it is recommended to contact your eye doctor.

Do glasses lose effectiveness over time?

A: Glasses themselves do not lose effectiveness over time. However, changes in your prescription or the natural progression of certain eye conditions can make your current glasses less effective.

Is it OK to wear my glasses all day?

If you are comfortable, then there is absolutely no reason why you can't wear your glasses as much as you want. There are some myths surrounding this issue, as some people believe wearing glasses all the time will actually damage your eyes, making them worse when you take the glasses off.

How often will I need new glasses?

If you wear glasses, you need to update your prescription from time to time. An updated prescription will allow you to see clearly. Some people require a new prescription every year. Others only need a new prescription every two to three years.

Why has my eyesight suddenly improved?

Sudden improvements in vision can be caused by several factors or conditions, including diabetes, cataracts, lifestyle choices, or even psychological factors that help your brain adapt.

What glasses won't age you?

Rounded corners help to soften the facial features and naturally lift the features of the face. Cat-eye shapes have softer edges and provide a slight uplifting appearance. For older men, upswept rectangular shapes with rounded corners are very flattering. A well-fitting pair of glasses should not touch your cheeks.

At what age does the eye prescription stop changing?

Your eyes continue to change and grow just like your body at this stage of life. Almost everyone continues to become more near-sighted until their mid-20s. This is typically a normal change and no cause for alarm. In general, your prescription will stabilize by age 25 and stay roughly the same until your early-40s.

Will I need new glasses if I lose weight?

There are unique frames designed to suit every face shape. If you have gained or lost weight since you got your current glasses, chances are they may not fit as well. You can get new glasses that will fit perfectly.

Is it OK to keep switching glasses?

Wearing 2 different glasses for different vision problems will not harm your eyes. As long as the prescriptions are accurate, you're unlikely to experience any symptoms, such as headaches or eyestrain. However, some patients find the constant switching to be inconvenient.

What are the symptoms of expired glasses?

Expired glasses symptoms can include blurry vision, headaches, eye strain and fatigue, squinting and difficulty focusing, double vision and poor night vision.

What does astigmatism look like?

With an even curvature around the eye, the eye's lens is perfectly shaped and placed to project a clear image onto the retina, giving sharp, clear vision at all focal lengths. With astigmatism, the eye is not round and is shaped more like an egg or a football than a sphere.

Why are my new glasses not as clear as my old ones?

Until you adjust to your new prescription glasses, it might appear that your new glasses don't correct your vision as well as your old pair. This is completely normal. Most people find that it can take anywhere from 5 minutes to a few days to adjust to their new prescription glasses.

Will my vision get worse if I don't wear glasses?

Many people worry that neglecting their glasses might lead to deteriorating eyesight. While the answer generally is no, not wearing your glasses doesn't lead to any particular damage to your vision, it does mean your eyes have to work harder, possibly leading to problems with eye strain or blurry, unclear vision.

What is the average lifespan of glasses?

The average lifespan of a pair of glasses is one to three years, but how long glasses should last can vary from one set of frames to the next. More durable frames can last longer, as can higher-quality lenses. Also, if your eye prescription changes since your last eye appointment, you may need new glasses.

How bad is a 1.50 eye prescription?

A -1.50 eye prescription is a common degree of myopia, also known as nearsightedness. People with this prescription can see objects up close clearly, but objects farther away appear blurry. This level of myopia is mild, but it still requires corrective measures to ensure clear vision and to prevent further eye strain.

Can astigmatism be corrected?

Like eyeglasses, contact lenses can correct most astigmatism. They are available in a variety of types and styles. Contact lenses are also used in a procedure called orthokeratology. In orthokeratology, rigid contact lenses are worn during the night while sleeping until the curvature of the eye evens out.

What is the fishbowl effect with new glasses?

Fishbowl effect

This is when the images you see through your lenses seem to bend at the edges as if you were looking through a fishbowl at the world. Wearing your new glasses frequently will help you get used to them if you're having problems with the fishbowl effect or other things.

Why can I see better when I tilt my glasses?

Some glasses have flat frames, but most will tilt slightly, so the top portion of your glasses is slightly further from your face than the bottom. In fact, for progressive lenses, a slight tilt can assist your vision by contributing to the right kind of magnification effect.

How to tell if your new glasses prescription is wrong?

How Can You Tell If Your Prescription is Wrong?
  1. Eyestrain.
  2. Headaches.
  3. Neck pain.
  4. Dizziness.
  5. Double vision.
  6. Burning or itchy eyes.