Quick summary: Asking how many hours young people spend on social media tells us far less about their mental health than what they actually do online and whether their mood drops afterwards. Compulsive checking, social comparison with curated highlight reels and treating likes or follower counts as a measure of self-worth can turn platforms into a source of anxiety and poorer well-being, even though the same tools also support friendships, learning and creative expression when used with intention. Building digital literacy, agreeing simple boundaries such as keeping phones out of bedrooms and adults modelling the same habits therefore offers a more useful route towards healthier use than screen-time rules alone.
Social media is now a central part of how many young people communicate, learn about the world and keep their friendships going. That makes conversations about its effect on mental health harder to have, because the platforms are tied up with so much of daily life. Asking how many hours someone spends online is a common starting point, but two other questions usually tell us more. What are you doing while you are online? And does your mood change after you use it?
Two young people, the same screen time
Picture two young people who each spend three hours a day on social media. The first chats with friends, follows a hobby they enjoy and shares their own art, photography or music. The second spends most of that time checking notifications and scrolling through polished versions of other people’s lives, comparing themselves as they go. The number of hours is identical, yet the psychological experience is very different. Screen-time totals reveal how long someone was online and nothing about how it affected them.
When a choice becomes a habit
Compulsive checking is worth watching for. Opening an app out of habit, refreshing a feed for new content or feeling anxious when the phone is out of reach are all signs that something that started as a choice has turned into an automatic behaviour. For that reason, a sensible goal is to make sure that time on a phone or computer is spent intentionally, which is different from simply cutting it down.
Social comparison and the pull of numbers
Social comparison deserves to be taken seriously. Young people’s feeds are often full of images of peers who look attractive, successful, well-connected or happy. What they see is usually a selection of highlights, and it says little about what an ordinary day looks like for that person.
Likes, views and follower counts add another layer. Wanting to belong is nothing new in adolescence, but digital platforms turn social approval into visible numbers, and it becomes easy to read the size of an audience as a measure of self-worth.
The benefits are real too
Social media has a good deal to offer young people. It helps them stay in touch with friends who live far away or are hard to see in person, and it connects them with others who share their hobbies and interests. Videos, blogs and other content make it a useful place to learn new things, and it gives many people an outlet for creative expression. Plenty of young people also see it as a way of supplementing their offline lives. A balanced conversation about social media covers both the advantages and the drawbacks.
Digital literacy matters as much as screen-time rules
Children and young adults are often quite good at recognising how different platforms affect them. They can tell when one account leaves them feeling inspired and another leaves them stressed, excluded or inadequate. Asking “How do you usually feel after using this platform?” can reveal far more than a daily total of hours in front of a screen. Encouraging that kind of reflection builds digital literacy, which supports young people long after any particular rule has been forgotten.
Practical boundaries that help
A few simple boundaries can make social media use more intentional. Keeping phones out of the bedroom at night, turning off non-essential notifications, putting the phone away during meals with family or friends and limiting how often the phone is checked during the day all interrupt the habit of automatic checking. These steps work better when they are explained and agreed with the young person, since a rule handed down without reasons tends to be seen as one more thing imposed by an authority figure.
Adults set the example
Young people notice how the adults around them use their phones. They see whether a parent checks notifications during dinner or in the middle of a conversation. Digital well-being is much easier to encourage when adults show what it looks like in practice, including being aware of how often they reach for their own phone and putting it down at times. When that becomes normal in the home, it becomes part of how young people learn everyday life skills.
Dr Robert Davies is a board-certified psychiatrist with over 30 years of clinical experience.
