Why social media should be blocked for children under 16

Do broad restrictions make sense? As critics say, is this a restriction of freedom? No. Just as we have age restrictions for driving, drinking alcohol, smoking, or gambling, as a society we should protect the healthy mental development of children and adolescents from the negative environment of social media. “I am not in favor of banning mobile phones; technology belongs in schools,” says Associate Professor Iva Poláčková Šolcová. “However, I think an age limit for social media is very important.

Australia has already introduced a blanket ban on children under 16 accessing social media such as TikTok, Instagram, Facebook, and YouTube, which is the first measure of its kind in the world. Denmark plans to ban the use of social networks by children under the age of 15, which would be one of the strictest measures in Europe. In November, the European Parliament adopted a report calling on the European Commission to introduce a minimum age of 16 for access to social media, video-sharing platforms, and artificial intelligence tools.

Social media have become part of everyday life for most of us. But we often forget that they are not just a place to connect with friends or a source of entertainment and information. They are primarily commercial platforms that thrive on selling advertising and user data. They trade in our attention. To keep us spending more time on them, their algorithms serve us emotionally charged content—both entertaining, in the form of jokes, news, or gossip, and frightening or violent. Negative content works better: strong emotions such as fear, anger, and disgust activate the oldest parts of our brain and trigger a “fight-or-flight” response. They keep us in a constant state of emotional tension, which is definitely not good for adults either. For a developing child’s brain, however, such stimulation is downright harmful.

The brains of children and teenagers develop at a tremendous rate, especially in an area called the prefrontal cortex, which is the developmentally younger part of our brain responsible for decision-making, impulse control, and understanding long-term consequences. The brain does not fully mature until around the age of 25.

Social media algorithms are designed to exploit primary psychological vulnerabilities—our need for social recognition, novelty, and instant gratification. “Children live in a dopamine loop because they are just waiting for likes,” warns Iva Poláčková Šolcová from the Institute of Psychology of the Czech Academy of Sciences. Social networks are built on giving us small doses of joy and recognition, so-called “cheap dopamine,” which keeps us in the game. For a brain with an underdeveloped prefrontal cortex, resisting highly addictive loops is extremely difficult. This constant bombardment can reprogram the attention span, making it difficult for young people to concentrate on complex tasks, delay gratification, or engage deeply in offline experiences. Simply put, children and adolescents are not biologically equipped to navigate the manipulative design of social platforms.

Increase in mental health issues and social comparison

Perhaps the most alarming consequence of young people’s unrestricted access to social media is its undeniable link to the growing mental health crisis. Studies consistently show a correlation between high levels of social media use and increased rates of anxiety, depression, body image issues, loneliness, and self-harm among adolescents.

The artificial, unrealistic worlds presented on these platforms promote a relentless “culture of comparison.” Young users are constantly exposed to idealized versions of other people’s lives, leading to feelings of inadequacy, envy, and fear of missing out (FOMO). “The feeling that we are missing out is intensified by constantly seeing what others are doing—where they are, what they are experiencing, what they are achieving,” explains Iva Poláčková Šolcová in “The Ban on ‘Losers’ in the World.docx.” “Social media often displays idealized versions of life, which can lead people to compare themselves to these unrealistic standards. The pressure can be devastating,” she adds.

Sleep deprivation, cognitive impairment, and impact on the school environment

Another significant but often overlooked impact is the effect on sleep patterns. The blue light emitted by screens suppresses melatonin production, making it difficult to fall asleep. In addition to light, the psychological appeal of social media keeps young minds stimulated and engaged when they should be winding down. Notifications, the urge to check one more time, and fear of missing out contribute to chronic sleep deprivation.

Adequate sleep is essential for memory consolidation, learning, emotional regulation, and overall physical health. Sleep-deprived adolescents struggle with academic performance, experience mood swings, and are more prone to physical illness. This issue also has an impact on the school environment. “Research shows that schools without cell phones (and therefore social media) function much better. Children are much more focused on their studies. They have much better relationships with their classmates because they do things with them and don’t live in their own bubble. There is less cyberbullying,” says Poláčková Šolcová.

Regaining childhood and real engagement

The ban on social media for people under the age of 16 is not about isolating children; it is about regaining their childhood. “Children… are becoming less creative and more passive,” says Associate Professor Iva Poláčková Šolcová. It is about protecting a crucial developmental period when they should be forming real relationships, developing hobbies, engaging in creative play, and learning basic social skills through personal interaction, not through a screen. This would promote deeper involvement in family, school, and community, strengthening resilience and real connections.

Opponents of regulation argue that social media offers educational benefits or connects isolated adolescents. However, according to mental health and education experts, these benefits do not outweigh the harm that social media environments cause to children. Educators tend to favor safer, moderated platforms designed specifically for educational purposes.

Necessary intervention: Global trend and age limits

The widespread implementation of a ban on social media for people under the age of 16 would be a bold and important step toward protecting the mental health and healthy cognitive development of the entire next generation. It requires a collective effort by parents, educators, politicians, and technology companies. The debate over whether to restrict social media and how to do so effectively is global and intense. Will we ultimately prioritize the protection of children?

Author: Lucie Tomanová