The Benefits of Limiting Screen Time for Your Health

Why think about screen time?

Screens are useful. We use them for work, learning, banking, staying in touch and fun. The question is not whether to use them, but how much time goes to things you do not value, and what that time replaces.

For many people, unplanned scrolling takes time from sleep, movement, hobbies and conversation. Those are the very things that support wellbeing.

This article looks at what the evidence says, including its limits, and offers simple steps to cut back.

What a two-week trial found

Researchers in Denmark ran a trial of 89 families, including 164 adults. Adults in the intervention group aimed to use less than 3 hours a week of recreational screen time, and swapped their smartphones for basic phones for two weeks. A control group carried on as usual.

• Screen use: a median of 2.7 hours a week in the intervention group, and 15.5 hours in the control group.
• Wellbeing: self-reported wellbeing improved significantly, with an 8.48-point increase on a wellbeing index.
• Mood: mood disturbance improved, including less tension and fatigue.
• Stress biomarkers: no effect was seen on cortisol and cortisone measures.

The researchers noted limits. The trial was only two weeks. People knew which group they were in, which can influence self-reported results. The sample was healthy, full-time employed adults or students with young children.

So the fair conclusion is that cutting back on recreational screen time helped how people felt in the short term, though we cannot say how long the effect lasts, or how it applies to everyone.

Screens and sleep

Harvard Health reports that the National Sleep Foundation's Sleep Health Index found people who used technology such as phones, tablets or computers in bed before sleep scored lower on measures of sleep quality than those who did not. Nearly half of American adults used such devices in bed at least weekly, about 30 percent did so daily, and about 21 percent checked a device if they woke in the night.

The foundation advises keeping digital distractions for the daytime and out of bed.

The NHS says the blue light from screens can make it harder to fall asleep, and suggests avoiding phones, tablets and computers for an hour before bed.

• Charge your phone outside the bedroom or across the room.
• Use a book or calm audio in bed.
• Turn on night settings, and put devices away an hour before sleep.
• Write tomorrow's to-do list on paper.

See our guides to improving sleep quality and the 30-minute wind-down routine.

How to cut back, step by step

• Notice: check your phone's screen time report for a week, without judging.
• Choose: pick one or two apps or times to reduce, such as social media after 9 p.m.
• Replace: plan a swap, such as a walk, a call or reading.
• Set limits: use app timers, or turn off non-essential notifications.
• Make it harder: log out, remove apps from the home screen or leave the phone in another room.
• Review: after two weeks, see how you feel.

Start small. Cutting everything at once is hard to keep up.

What to do instead

• Take a walk. See our guide to mindful walking.
• Call or meet a friend.
• Read a book.
• Cook something new.
• Do a short workout. See our home workout guide.
• Try a hobby, such as drawing, music or gardening.
• Do nothing for a few minutes, and let your mind wander.

The NHS says learning new skills and connecting with others can improve mental wellbeing. Screen-free time is a good chance to do both.

A worked example: a screen-light evening

Sam usually scrolls for an hour after dinner and in bed. For two weeks, Sam sets a phone timer for 9 p.m. and charges the phone in the kitchen.

The first evenings feel odd. Sam reads, calls a friend and takes a short walk. By the second week, Sam falls asleep faster and feels less rushed.

Sam keeps the timer, and still uses the phone for a call or a map when needed.

Questions to ask yourself

A few honest questions help you tune the habit to your life. Write your answers down if you like.

• When do I use screens without meaning to?
• What would I rather be doing?
• What is one small limit I could try?
• Who could join me?
• How do I feel after one week?

Myths worth dropping

Myth 1: You have to quit completely

Small limits help. You can keep the parts you value.

Myth 2: Willpower is enough

Set up your environment, for example by charging your phone away from your bed.

Myth 3: All screen time harms mental health

Evidence is mixed and depends on how you use screens. Aim for purposeful use.

How it fits with the five steps to mental wellbeing

The NHS describes five simple steps that support mental wellbeing. This habit fits into them, and they work best together.

• Connect with other people. The NHS says good relationships are important for your mental wellbeing. Try regular family meals, visiting friends or a video call.
• Be physically active. The NHS says physical activity can improve your mental wellbeing by raising self-esteem and causing positive mood changes. Choose something you enjoy.
• Learn new skills. Cooking, a course or a language can boost confidence and give a sense of purpose.
• Give to others. Small acts of kindness can create positive feelings and strengthen connections.
• Pay attention to the present moment. The NHS describes mindfulness as noticing your thoughts, feelings and surroundings.

You do not need to do everything. Pick one step this week that appeals to you, and build from there. Our guides on mindful walking and walking for fitness combine two steps at once.

How to make it a habit

A small habit that you repeat beats a big plan you drop. These ideas help.

• Tie it to something you already do, such as brushing your teeth at night.
• Start with two minutes, not twenty.
• Keep what you need in sight, such as a notebook or a glass of water.
• Track it with a tick on a calendar.
• If you miss a day, simply start again.

Our article on how to build a habit that sticks has more ideas.

Adapting it to your situation

• If you work long hours: anchor the habit to a break, such as your lunch or your commute, and keep it to two minutes.
• If you are a parent or carer: use the quiet moments, such as after the children are asleep, or do it together as a family.
• If you are a student: use it as a break between study blocks, and keep sleep steady.
• If you are older or retired: pair it with a walk or a cup of tea, and share it with a friend.
• If you live alone: add a short call or message to someone to keep connected.

The habit is the same. Only the setting changes. Choose what suits your day.

Making it work on busy or hard days

Some days you will have little time or energy. That is when a tiny version helps most.

• Do the one-minute version: one slow breath, one line, one kind thought.
• Attach it to a pause you already have, such as waiting for the kettle.
• Lower the bar. Something small still counts.
• Ask someone for help with one task to free up time.
• Be gentle with yourself. A missed day does not undo your progress.

If everything feels too hard for weeks, that is a sign to talk to someone, not to try harder.

Notice how you feel

Change is easier to see when you keep a light record. A short note at the end of each day is enough.

• Rate your mood from 1 to 5.
• Note your sleep and energy.
• Note one thing that helped and one thing that did not.
• Look back after two weeks for patterns.

You may notice that better sleep, a walk or a chat with a friend lifts your mood. Use those patterns to build your plan.

When to get help

This article is about everyday wellbeing. NIMH says to talk to a professional if you have severe or distressing symptoms that have lasted 2 weeks or more, such as trouble sleeping, changes in appetite, difficulty concentrating or losing interest in usual activities.

Talk to your doctor or another qualified professional if the feeling lasts, gets worse or affects your daily life.

Not all screen time is equal

Video calls with family, useful learning and creative projects are different from endless scrolling. Ask yourself: is this on purpose, and does it leave me feeling better or worse?

Work screen time is different too. For work, use regular breaks, look away from the screen, stand up and stretch, and set clear working hours.

Recap: the main points

• A two-week trial found cutting recreational screen use improved wellbeing and mood, though it was short and self-reported.
• Screens in bed are linked with lower sleep quality.
• The NHS suggests avoiding screens for an hour before bed.
• Start small, choose one habit to change and replace it with something you enjoy.
• Talk to a professional if low mood or anxiety lasts.

Limiting screen time: frequently asked questions

Want a fuller toolkit for everyday stress? Read our Stress Management Guide.

Sources and further reading

We checked the figures and guidance in this article against these sources. This article does not give personal medical advice.

• PMC: Effects of limiting digital screen use on well-being, mood and biomarkers of stress in adults
• Harvard Health: Bedtime screen time may reduce sleep quality
• NHS Every Mind Matters: How to fall asleep faster and sleep better
• NHS: Five steps to mental wellbeing

Want more? Head back to the Mental Wellbeing hub or read the Start Here guides.