Technology, Screens and Your Health
- saidqabbaah
- Jul 20
- 5 min read
Updated: Aug 4
Many of us reach for a screen before we have even got out of bed. We use our phones to check the time, reply to messages, catch up on the news or plan the day ahead. Later, we might spend hours working on a computer before watching a favourite TV series or scrolling through social media. Screens have become a normal part of everyday life.
Technology has transformed the way we work, learn, communicate and relax. But as the time we spend in front of screens continues to grow, so do questions about how this is affecting our health.
This is not about blaming technology or suggesting we abandon it. Instead, it is about understanding how our digital habits influence our physical and mental health, and exploring simple ways to use technology that supports, rather than undermines, our wellbeing.
How Much Screen Time Is Too Much?
There is no single number that defines “too much” screen time. It depends on what you are doing and how it affects you. An hour spent video calling a loved one feels very different from an hour spent scrolling without purpose.
Research suggests that excessive recreational screen use, especially late into the evening, may impact sleep, mood and physical health. But screens used for work, education, or meaningful connection can also bring clear benefits.
As a rule of thumb, a helpful question to ask yourself is not just how long? but how does it make me feel?
The Endless Scroll
Many people notice that screens can interfere with sleep. This is partly due to blue light, which can reduce the production of melatonin, the hormone that helps regulate sleep. Also, engaging content can keep your mind active when it should be winding down.
Many people notice that screens can interfere with sleep.
Think about a typical evening. You plan to check one message, but find yourself caught in endless scrolling, and suddenly it is an hour later. Your mind feels busy, and sleep does not come easily. Simple changes can help. Try setting a ‘screen curfew’ about an hour before bed. You might replace scrolling with reading, gentle stretching, or listening to music. If you do use devices, switching to night mode or lowering brightness may reduce some of the impact.
Eyes Under Strain
Digital eye strain is becoming increasingly common. Symptoms include dry eyes, blurred vision, headaches and difficulty focusing. This often happens when we spend long periods looking at screens without breaks.
Digital eye strain is becoming increasingly common.
A familiar example is working through emails or documents for hours, only to realise your eyes feel tired and strained. One practical approach is the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds. Also, remember to blink more often and adjust your screen so it sits slightly below eye level. Good lighting can also make a noticeable difference.
Movement and Posture
Screens have a way of keeping us still for longer than we realise. Whether it is sitting at a desk or relaxing on the sofa, long periods of inactivity can affect posture, muscles and overall health. You might recognise the feeling of tight shoulders or a stiff neck after a day of working on a laptop.
Over time, a sedentary lifestyle is linked to an increased risk of conditions such as heart disease and type 2 diabetes. The good news is that small changes add up. Standing up regularly, stretching, or taking short walks can break up long periods of sitting.
A sedentary lifestyle is linked to an increased risk of conditions such as heart disease and type 2 diabetes.
If you work at a desk, consider your setup. A supportive chair, a well-positioned screen and a separate keyboard can improve posture and reduce strain.
Digital Habits and Mental Health
Technology can offer a valuable resource for our mental health, helping us stay connected, access information and find supportive communities. For example, someone managing a long-term condition might find comfort in online groups where others share similar experiences. Also, mental health apps can offer guided exercises, mood tracking and gentle reminders that help people manage stress in their daily lives.
At the same time, certain patterns of use can have downsides. Constant notifications, comparison on social media and exposure to distressing news can affect mood and anxiety levels. You might notice this after scrolling through social media and feeling less satisfied or more tense than before.
Being more aware of how you use technology can make a difference.
Being more aware of how you use technology can make a difference. Simple steps such as personalising your feed, turning off non-essential notifications and setting clear boundaries can help. Also, taking regular breaks from social media can give you the much-needed space to reset.
Children and Screens
Screens are now an important part of childhood. They can offer educational content and help children build new skills. Still, balance is essential.
For younger children, too much screen time may affect sleep, attention and social development. It can also replace activities that encourage growth, such as physical play, reading and face-to-face interaction.
A practical approach is to focus on quality and context. Watching an educational programme together and discussing it is very different from passive viewing alone. Also, setting clear limits and encouraging a variety of activities can help create a healthier balance.
Work and Digital Overload
For many people, work now happens almost entirely on screens. Emails, meetings and documents all compete for constant attention. This can lead to what is often called digital overload, where the steady flow of information starts to feel overwhelming and difficult to manage.
Simple strategies can help ease this pressure. For example, setting specific times to check emails rather than responding throughout the day can reduce constant interruptions. Also, working in focused blocks of time with short breaks in between can help concentration and make tasks feel more manageable.
Using Technology Correctly
Technology is not something to avoid entirely. It is about using it in a way that aligns with your needs and values. Here are a few simple ways to create balance:
Be aware of your habits
Notice when and why you reach for your phone or computer. Awareness is the first step towards change.
Create tech-free moments
Meals, conversations and time outdoors can be opportunities to step away from screens.
Prioritise sleep
Try to keep screens out of the bedroom or limit their use before bed.
Move regularly
Always include small movements into your day, such as stretching or walking.
Use technology intentionally
Choose activities that add value, whether that is learning, connecting, or relaxing.
Creating a Healthy Balance
Technology is neither purely good nor bad. It reflects how we use it. Screens are here to stay, and they play an important role in modern life. For many, they bring convenience, connection and opportunity. At the same time, they can quietly shape habits that affect health. The aim is not perfection. Instead, it is about making small, realistic adjustments that support a healthy balance over time.
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