Kids and screens: how much time the WHO and pediatricians recommend by age

Phones, tablets, TV, game consoles: screens are everywhere, and kids learn to swipe before they learn to talk. Many families wonder how much is «too much.» There is no magic number that fits everyone, but health organizations do offer clear recommendations worth knowing.

What the World Health Organization says

In 2019 the WHO published its first guidelines on physical activity, sedentary behavior and sleep for children under five. Its screen recommendations are simple:

• Under 1 year: screen time is not recommended.
• Ages 1 to 2: sedentary screen time is not recommended at age 1; at age 2, no more than one hour a day, and less is better.
• Ages 3 to 4: no more than one hour a day of sedentary screen time; less is better.

The WHO stresses that the goal is not just removing screens but replacing that time with active play, reading with an adult, conversation and good rest.

What pediatricians say

The American Academy of Pediatrics (AAP) gives similar guidance. It recommends avoiding screens before 18 months, except for video chatting with family. Between 18 and 24 months, if screens are introduced, they should involve high-quality content watched together with an adult. For ages 2 to 5 it suggests limiting use to about one hour a day of high-quality programming, also watched together.

From age 6 on, the AAP does not set an exact number of hours. Instead it calls for consistent limits and for making sure screens do not crowd out the essentials: sleep, physical activity, family meals, homework and time with other people. To help, it encourages each family to create its own «family media plan.»

Why age matters so much

In the early years the brain develops at great speed and learns mostly through face-to-face interaction: eye contact, words, gestures, play. A video does not respond the way a person does. Various studies have found that young children learn much less from a screen than from an adult talking directly to them, something researchers call the «video deficit.»

On top of that, screen time is usually sitting-still time. At these ages, moving, exploring and playing are essential.

Sleep takes the biggest hit

One of the best-documented effects of screens is on rest. Using them close to bedtime is associated with going to bed later and sleeping less. Stimulating content, the temptation of «just one more episode» and the light from devices all play a role. That is why many pediatricians recommend turning screens off at least an hour before bed and keeping devices out of the bedroom at night.

Not just how much, but what and how

A video call with grandparents is not the same as an hour of endless short videos. Nor is watching a show together and talking about it the same as leaving a child alone with a tablet. Some useful questions:

• Is the content right for their age?
• Do we watch together and talk about what happens?
• Is it crowding out sleep, outdoor play or reading?
• Is the screen used to calm every tantrum?

That last point deserves attention: routinely using a phone as a «pacifier» may keep a child from learning to manage their own emotions.

Ideas for setting limits without a war

• Screen-free zones: the dinner table and the bedroom are good places to start.
• Predictable schedules: kids accept limits better when they know in advance when screen time starts and ends.
• Warnings before switching off: «five more minutes» works better than a surprise shutdown.
• Appealing alternatives: board games, trips to the park, stories, crafts.
• Lead by example: kids copy what they see. If adults check their phones at every meal, it is hard to ask otherwise.

It also helps to involve older kids in setting the rules. When children help decide when and where screens are used, and what happens when the limit is reached, they tend to follow the plan more willingly. Review the plan together every few months, since needs change as kids grow.

No guilt

Guidelines are a guide, not a test. There will be sick days, trips or exhausted evenings when screens help more than they should, and that is fine. What matters is the overall pattern: kids who sleep well, move, play, talk and spend time with the people they love. If you are worried about your child’s screen use, or notice changes in their sleep, mood or schoolwork, talk with their pediatrician.

Shixart1985 / Wikimedia Commons (CC BY 2.0) · source