- Eye lasers
How long does laser eye surgery last?
- 4 Minutes reading time
- Created on 18 August 2025
For many, laser eye surgery makes the dream of living without visual aids a reality. But does the result last forever? Will you truly never need glasses or contact lenses again? In this article, we’ll explore these questions and take a closer look at the factors that can influence the outcome of the treatment over time.
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Does laser eye surgery really last a lifetime?
In principle, yes – laser eye surgery can deliver long-lasting results. Several studies confirm the long-term effectiveness and patient satisfaction associated with established procedures such as Femto-LASIK, Trans-PRK and SMILE Pro.
However, it’s important to note that there are exceptions. The longevity of laser eye surgery can depend on various factors, and it doesn’t always guarantee a lifetime free from glasses. In particular, it’s important to understand that laser eye surgery does not protect against age-related long-sightedness (presbyopia). More on that below.
What can cause the results of my laser eye surgery to worsen?
Although laser eye surgery can be effective in the long term, certain circumstances may affect the outcome. In this section, we’ll cover the most important factors.
Your prescription may change over time
It’s important to understand that your vision prescription can change over time - even after laser eye surgery. Just as some people’s glasses or contact lens prescriptions may shift with time, there is also a possibility that your vision could deteriorate again after surgery. This is especially common in people with a high degree of refractive error.
In most cases, a follow-up treatment can help improve vision again. This retreatment is tailored to the individual and may involve various procedures depending on the need, such as another laser treatment or other corrective measures. It’s essential to attend regular check-ups with your eye specialist to detect any changes early and respond accordingly.
However, it’s also worth noting that not everyone requires a retreatment. Many patients enjoy stable, long-term results without significant changes in their vision. Nonetheless, it’s important to be aware that changes in vision can occur over time, and retreatment may sometimes be necessary to maintain optimal outcomes.
Age-related long-sightedness (Presbyopia)
From around the age of 45, a condition known as presbyopia, or age-related long-sightedness, typically occurs. This natural, age-related change in vision affects us all. With presbyopia, the elasticity of the eye’s lens decreases over time. As a result, the lens can no longer adjust its focusing power optimally to see objects up close clearly. This causes nearby objects to appear blurry.
It’s important to understand that laser eye surgery does not protect against presbyopia. The laser primarily corrects refractive errors such as short-sightedness, long-sightedness, or astigmatism, but it does not affect the natural ageing changes of the eye’s lens.
If you suffer from presbyopia, refractive lens exchange may be an alternative option for you. In this procedure, your eye’s natural lens is replaced with a multifocal intraocular lens (an artificial lens), which corrects the eye’s focusing power and allows for clear near vision again. Refractive lens exchange is a well-established procedure that can enable a life without glasses well into old age.
Is laser eye surgery worth it?
Most people benefit from laser eye surgery, as it enhances quality of life and offers a range of advantages. The Femto-LASIK method in particular is known for its quick and painless procedure. Laser eye surgery can significantly improve your vision, allowing you to live without relying on glasses or contact lenses. The freedom to see clearly without visual aids can have a positive impact on various aspects of your life - whether it’s reading, playing sports, or driving.
However, it’s important to note that the most suitable treatment method may depend on your age. If you’re over 45 and beginning to notice the onset of presbyopia, refractive lens exchange might be the better option for you. By replacing the eye’s natural lens, this procedure halts the age-related changes to the lens and preserves your vision well into older age.
To decide whether laser eye surgery is the right choice for you, it’s best to consult an experienced provider. During a preliminary examination, your individual circumstances will be assessed in detail, and the advantages and disadvantages of the various treatment options will be explained. A thorough consultation helps you make a well-informed decision and achieve long-term satisfaction with your vision.
What should I keep in mind after laser eye surgery?
After undergoing laser eye surgery, it’s important to follow certain guidelines to ensure a smooth recovery and long-lasting results. Here are some key tips on how to care for your eyes after the procedure:
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Rest and take it easy: Give your eyes enough time to heal. Avoid strenuous activities in the first few days following the treatment and allow your eyes plenty of rest.
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Avoid irritation: Protect your eyes from irritants such as dust, dirt, smoke or chemicals. It’s best to wear protective glasses during the first few days to prevent potential injury.
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No rubbing your eyes: Avoid rubbing or scratching your eyes, as this can interfere with the healing process and lead to complications.
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Keep water out of your eyes: For the first few days, make sure no water gets into your eyes. Avoid swimming in chlorinated or salt water and consider using protective eyewear while showering.
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Avoid strong sunlight: Shield your eyes from excessive sunlight by wearing sunglasses with UV protection. This will help prevent irritation and support the healing process. The eyes are more sensitive to light after laser eye surgery.
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Follow your eye doctor’s instructions: Carefully follow your eye specialist’s advice regarding the use of eye drops, follow-up appointments and other care measures. These are crucial for proper healing and long-term results.
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Attend regular follow-up appointments: Schedule regular check-ups with your eye doctor to monitor your recovery and detect any potential complications at an early stage.
Dieser Beitrag wurde überprüft von:
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Dr. Radhika Rampat
Miss Radhika Rampat is an ophthalmic surgeon based in London. She graduated with clinical distinction from St Bartholomew's and The Royal London Medical school. Miss Rampat completed her Ophthalmology training with double fellowship training at Moorfields Eye Hospital as well as a resear... Show more
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