With children spending more time than ever on devices, many parents worry about the impact on their child's developing eyesight. Understanding recommended screen time by age and recognising when screen time affects vision can help you make informed decisions about your family's digital habits.
To understand screen time's impact, it helps knowing how a child's eyes develop.
Screen time covers anything your child does in front of a digital screen, from learning apps and schoolwork to games, videos and TV. That includes iPads, smartphones, laptops, games consoles and more.
On average, children spend more time on screens as they get older, with teens clocking up the most hours.
Too much screen time can lead to eye strain, dry eyes, headaches and blurred vision – especially if your child isn’t taking regular breaks or is using screens in poor lighting or with bad posture.
It’s not just about how long they spend looking at screens, but how they’re using them. Younger eyes are still developing, so the way children use screens now can affect their vision later in life. That’s why it’s so important to build healthy habits early on.
Not all screen time is equal. Active screen time involves educational content, creative apps, or video calls with family, while passive screen time includes watching videos or playing simple games
The average screen time for teens often includes both types, but research suggests active engagement may be less harmful to developing eyes.
However, even educational screen use can contribute to eye strain if proper breaks aren't taken. Understanding this distinction helps parents make better choices about when screen time affects eyesight most significantly.
Our expert optometrists regularly see children experiencing screen‑related eye problems. In this video, two of our specialists answer some kids' screen time questions, share some helpful screen time tips and encourage the kids to get outside.
Knowing how much screen time is right for your child can help you set healthy limits. Expert guidelines are based on research into child development, eye health and sleep. Most children go over the recommended daily limits, especially as they get older. That’s why it’s important to build habits that protect their eyesight, without cutting out the benefits of screens altogether. A balanced approach means making space for schoolwork, fun and rest while giving their eyes regular breaks.
No screen time. Young children's eyes are still developing rapidly, and excessive screen exposure can interfere with natural vision development and sleep patterns.
Maximum 1 hour screen time a day. Choose high quality content like educational programmes and interactive content rather than passive screen time and watch together when possible.
Consistent limits with regular breaks. School‑age children often need screens for homework, but recreational use should be balanced with outdoor activities and adequate sleep. Less than 2 hours per day (excluding school activities).
No more than 2 hours of recreational screen time but focus on healthy habits rather than strict time limits. The average screen time for teens is significantly higher, making good screen hygiene and regular eye breaks essential for preventing long‑term vision problems.
Book an eye testThe question "does screen time affect vision" is increasingly important as children spend more time on digital devices. Research shows that does screen time affect eyesight in several ways.
Extended close‑up viewing (whether in the form of close up work or screen time) can contribute to myopia development, while reduced blinking during screen use leads to dry eyes.
The blue light emitted by screens may disrupt sleep patterns, affecting overall eye health. Additionally, poor posture during screen use can cause neck strain and headaches, indirectly affecting vision comfort. Learn more about blue light glasses and blue light's impact on sleep.
Understanding if screen time can damage eyes helps parents make informed decisions about their chid's device use.
Recognising when can too much screen time cause eye problems is crucial for protecting your child's vision. Many parents wonder "does screen time worsen eyesight" and watch for specific warning signs. Early intervention can prevent more serious eye problems from screen time developing. If you notice any of these symptoms, it may be time to rethink your child's screen habits and consider an eye examination.
Children may unconsciously rub their eyes or blink excessively when experiencing digital eye strain. This can indicate dry eyes or focusing difficulties from prolonged screen use.
Learn more about digital eye strain
If your child mentions that things look fuzzy or unclear, especially after screen time, this could signal focusing problems or developing myopia.
Learn more about blurry vision
Regular headaches, particularly after device use, may indicate eye strain or the need for vision correction.
Both excessive tearing and dry eyes can result from reduced blinking during screen time, leading to discomfort and irritation.
Learn more about watery eyes and dry eyes
Children may squint or tilt their heads to see screens more clearly, which could indicate vision problems.
Learn more about squinting
Eye strain can affect concentration and mood, leading to irritability or difficulty focusing on tasks both on and off screens.
Certain children are more susceptible to screen‑related eye problems. Those with a family history of, or with existing vision conditions like short‑sightedness (myopia) or long‑sightedness (hyperopia) may experience worsened symptoms with excessive screen time. Children with dry eye syndrome are particularly vulnerable, as screen use reduces blink rates. Those with lazy eye or squint (strabismus) may find their conditions more challenging to manage with lots of screen time.
Book an eye testConcerned about your child's eyesight or noticed changes in their vision? Whether it's something new or ongoing, we're here to help.
Creating simple habits can help protect children’s eyes from too much screen time while still letting them enjoy their favourite apps and games. The trick is to build a routine that supports healthy vision as they grow. Knowing whether iPads and other screens can cause problems, and what you can do about it, makes a big difference in lowering the risk of long‑term problems.
Having a clear plan for screen time helps parents manage how much time their children spend on devices. These tips cover both fun and school‑related use because we know that kids often need screens to get their homework done too.
Start the day screen‑free to allow eyes to adjust naturally to daylight. This helps regulate circadian rhythms and reduces the risk of eye strain throughout the day.
When screens are needed for homework, ensure proper lighting, correct posture, and regular breaks every 20 minutes to prevent eye health screen time problems.
Set clear boundaries for entertainment screen use, with younger children having shorter sessions and more frequent breaks than teenagers.
Stop screen use before bedtime to prevent blue light from disrupting sleep patterns and allow eyes to rest.
There are a few easy ways to help protect your child’s eyes from too much screen time. Try the 20‑20‑20 rule: every 20 minutes, they should look at something 20 feet away for 20 seconds. It gives their eyes a proper rest and eases strain. Remind them to blink regularly, sit the right distance from the screen, and keep the room well lit. It all helps to keep their vision healthy.
Keep screens at arm's length and slightly below eye level to reduce neck strain and promote comfortable viewing angles.
Avoid using screens in dark rooms or bright sunlight. Ambient lighting should be about half as bright as the screen to reduce contrast and eye strain.
Encourage children to blink consciously during screen time, as reduced blink rates can lead to dry eye syndrome.
It’s important to balance screen time with other activities to support healthy development. Playing outside gives kids exposure to natural light, which may help lower the risk of short‑sightedness. Creative play like drawing or building also gives their eyes a rest from screens and supports different visual skills.
While many screen‑related eye issues can be managed with better habits, some situations require professional evaluation. If your child experiences persistent symptoms despite implementing healthy screen practices, it's important to seek expert advice to rule out underlying vision problems.
If eye strain, headaches, or vision changes occur despite reduced screen time and good screen habits, a comprehensive eye examination is recommended.
Any rapid changes in vision, including increased squinting or complaints of blurry vision, should be evaluated promptly by an eye care professional.
If teachers report that your child is squinting at the board or having difficulty with visual tasks, this may indicate vision problems requiring professional assessment and treatment.
Looking after your child’s eyes now can help prevent bigger problems in future. Regular eye tests are key as they help spot early signs of strain, short‑sightedness or other issues. Simple screen habits, like regular breaks and good lighting, make a big difference too. Research shows that too much screen time in childhood can increase the risk of vision problems in adulthood. So, it’s worth keeping an eye on how often, how long and how closely kids are using screens.
Screen time recommendations by age suggest no screens for under 2s except video calls, maximum 1 hour for ages 2‑5, and less than 2 hours (excluding school activities) for ages 6‑12 alongside consistent limits with breaks. Teenagers should have no more than 2 hours of recreational screen time, but focus on healthy habits rather than strict time limits.
While excessive screen time can contribute to vision problems like myopia, most screen‑related eye strain is temporary. However, habits formed in childhood can have lasting effects, making early intervention important.
Both types can cause eye strain, but educational screen time often involves more sustained focus. The key is taking regular breaks regardless of the activity type and maintaining proper viewing distances.
Yes, these are common signs that screen time may be affecting your child's vision. Frequent squinting, eye rubbing, or complaints of tired eyes warrant a comprehensive eye examination.
While iPads and tablets don't cause permanent damage directly, prolonged use without breaks can contribute to myopia development and digital eye strain. Proper usage habits are essential for eye health.
Spending too much time on screens or doing close up work can contribute to vision problems, particularly myopia, especially if it is combined with insufficient outdoor time. Balanced screen use with proper breaks is recommended.
Watch for signs like frequent blinking, eye rubbing, headaches, squinting, complaints of blurry vision, or difficulty concentrating. These symptoms may indicate digital eye strain or developing vision problems.
While blue light glasses are marketed for screen use, the evidence for their effectiveness is limited. Focus on proper screen habits, regular breaks, and adequate lighting instead.
Learn more about blue light glasses for screen use.
Children should have regular eye tests even without symptoms. If you notice signs of eye strain, vision changes, or your child struggles with screen‑based activities, book an appointment promptly.
AA Members are entitled to a free eye test (valued at $60), once every two years. Remember to present your AA Membership card in‑store.
World Health Organization (2019) Guidelines on physical activity, sedentary behaviour and sleep for children under 5 years of age. Available at: https://iris.who.int/server/api/core/bitstreams/60a1cbaa‑2bef‑4251‑9557‑e52ce22112b3/content
(Accessed: 18 December 2025)
Tremblay, M.S., Carson, V., Chaput, J.‑P., et al. (2022) Global prevalence of meeting screen time guidelines among children aged less than 5 years. JAMA Pediatrics, 176(3), pp. 296‑306. Available at: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8845032
(Accessed: 18 December 2025)
American Academy of Pediatrics (2016) Media and young minds. Available at: https://www.aap.org/en/patient‑care/media‑and‑children/center‑of‑excellence‑on‑social‑media‑and‑youth‑mental‑health/qa‑portal/qa‑portal‑library/qa‑portal‑library‑questions/screen‑time‑for‑infants/
(Accessed: 18 December 2025)
Mayo Clinic (2023) Screen time and children: How to guide your child. Available at: https://www.mayoclinic.org/healthy‑lifestyle/childrens‑health/in‑depth/screen‑time/art‑20047952
(Accessed: 18 December 2025)
All About Vision (2024) How much screen time by age: A guide for parents. Available at: https://www.allaboutvision.com/conditions/myopia/screen‑time‑by‑age/
(Accessed: 18 December 2025)
Vision Learning Center (2023) Screen time guidelines for children by age. Available at: https://www.visionlearncenter.com/post/screen‑time‑guidelines‑for‑children‑by‑age
(Accessed: 18 December 2025)
Norton Children’s (2023) Finding balance: How to manage screen time for kids ages 6 to 12 without the battles. Available at: https://nortonchildrens.com/news/finding‑balance‑how‑to‑manage‑screen‑time‑for‑kids‑ages‑6‑to‑12‑without‑the‑battles/
(Accessed: 18 December 2025)
Healthify (2025) Screen Time & Children Available at: https://healthify.nz/hauora‑wellbeing/s/screen‑time‑and‑children
(Accessed: 11 January 2026)
If your vision looks misty or washed out, especially in bright light or when driving at night, it could be cataracts.
When your cornea is shaped more like a rugby ball than a soccer ball, it can cause astigmatism, leading to blurred or distorted vision.
Long‑sightedness can cause blurry near vision even if your distance vision is fine.
Short‑sightedness (myopia) affects distance vision, but usually doesn’t impact close‑up tasks.
Glaucoma can develop gradually and cause vision loss if not caught early, often affecting side vision first.
Diabetes can affect the blood vessels at the back of your eye, leading to diabetic retinopathy and vision problems.
If your sight seems foggy or blurred, it could be caused by cataracts or another condition affecting your eye health.
Double vision means seeing two images of a single object, which can happen when the eyes are not aligned or working together properly
Do your eyes feel tried, sore or gritty? Dry eye could be the culprit, making vision cloudy, or as if you have glazed eyes.
This is when the edges of your eyelids get inflamed due to an infection or skin problem. It can also make the whites of your eyes appear pink or red.
Learn more about blepharitis
Seeing specks, spots or sudden flashes of light? These are common – but can also be a sign of a serious eye condition. It is worth checking out if they’re new or getting worse.
A chalazion is a blocked oil gland in the eyelid that causes a firm, usually painless lump and can lead to eyelid swelling or blurred vision.
Eye tests play a huge part in making sure your eyes stay healthy.
Check your vision
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An eye test is not just about getting glasses – it is a vital health check for your eyes.
All about eye testsFree exam for AA Members applies to standard eye examinations only, normally valued at $60. Excludes contact lens examination and visual field checks. Limited to one per AA Member every two years. Available to current AA Members upon presentation of AA Membership card.
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