Does Myopia Increase with Screen Time?

Myopia, often referred to as nearsightedness, is a common type of refractive error where close objects appear clearly, but distant objects seem blurry. This condition occurs when the eyeball becomes too long, or the cornea, the protective outer layer of the eye, is excessively curved. As a result, the light entering the eye isn't correctly focused, causing distant objects to look blurred.

Understanding Screen Time

In our modern digital age, screen time has become an integral part of our daily lives. It refers to the amount of time spent using a device such as a smartphone, computer, television, or game console. Nowadays, both adults and children have increased their screen time significantly due to work, education, and recreation purposes.

While technology has undoubtedly brought numerous benefits, excessive screen time can lead to several health issues. These can range from physical problems like obesity and neck or back pain to mental health issues like anxiety and depression. But one of the most concerning impacts of prolonged screen time is on our eyes, leading to conditions such as digital eye strain and myopia.

The blue light emitted by screens can cause discomfort and can harm our eyes if exposure is too long or consistent. Additionally, spending a lot of time focusing on close-up objects, like screens, can strain our eyes—a factor often linked to myopia.

The Link Between Myopia and Screen Time

Does myopia increase with screen time? Many studies suggest a possible link between the two. The underlying theory is that prolonged near work, such as reading or looking at a screen, can lead to the elongation of the eye, which results in myopia. Additionally, the lack of time spent outdoors, which has been linked to myopia prevention, can also be a contributing factor.

Research Studies on Myopia and Screen Time

Several research studies have explored the relationship between myopia and screen time. A study published in the British Journal of Ophthalmology found that children who spent more time on near work activities and less time outdoors were more likely to develop myopia. A 2015 review of 27 studies also found that for each hour spent on near work activities per week, the odds of myopia increased by 2%.

Another research by the American Academy of Ophthalmology found that for each hour spent using a computer, the likelihood of myopia increased by 3%. These studies, among many others, highlight the link between increased screen time and the prevalence of myopia.

Tips for Managing Screen Time and Preventing Myopia

Managing screen time and implementing certain habits can help prevent myopia or slow its progression. Here are some tips:

• Follow the 20-20-20 rule: For every 20 minutes spent looking at a screen, look at something 20 feet away for 20 seconds. This can help reduce eye strain.
   

• Encourage outdoor activities: Research has shown that time spent outdoors can help prevent the onset of myopia in children. Aim for at least two hours of outdoor activities per day.
   

• Regular eye exams: Regular eye examinations can help detect myopia early and slow down its progression.

Treatment Options for Myopia

While myopia can't be completely cured, it can be managed effectively with various treatment options. These include:

• Glasses or Contact Lenses: These are the most common methods for correcting myopia. They work by refocusing light onto the retina, helping to clear the vision.
   

• Orthokeratology (Ortho-K): Ortho-K involves wearing specially designed rigid contact lenses overnight that temporarily reshape the cornea to reduce myopia.
   

• Low-dose atropine eye drops: Recent studies have shown that low-dose atropine eye drops can slow the progression of myopia in children.

Create a Balance for Your Eye Health Today

While there's a growing body of evidence suggesting a link between increased screen time and myopia, it's important to remember that myopia is a multifactorial condition. Managing screen time effectively, spending more time outdoors, and having regular eye exams are crucial steps in preventing myopia.

Remember, it's not about completely eliminating screen time, which is almost impossible in our digital age. Instead, it's about creating a balanced digital lifestyle that's conducive to our eye health.

If you're concerned about myopia and screen time, consult with our professionals at Bluehouse Eyecare in our Closter, New Jersey office. We will provide personalized advice and treatment options for your needs. Please call (201) 768-2020 to schedule an appointment today.