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AI Chatbots: Experts Warn of Potential Risks to Teen Brain Development

Source: cnbc.com

Published on October 13, 2025

Updated on October 13, 2025

An image of a teenager using an AI chatbot on a laptop, highlighting concerns about brain development

AI Chatbots: Risks to Teen Brain Development

AI chatbots are rapidly becoming a staple in the lives of teenagers, offering assistance with homework and companionship. However, experts are increasingly concerned about the potential long-term effects of these tools on young minds, particularly in the realm of brain development.

A recent Pew Research Center survey revealed that 26% of U.S. teens have used AI chatbots like ChatGPT for schoolwork, a figure that has doubled from the previous year. This growing reliance on AI tools has sparked discussions about their impact on critical thinking and cognitive development.

The Rising Popularity of AI Chatbots

AI chatbots have become easily accessible to young users, integrating seamlessly into their daily routines. These tools provide support for academic tasks and offer a form of digital companionship. However, the convenience they offer may come at a cost, as preliminary studies suggest that over-reliance on AI could hinder the development of essential cognitive skills.

Awareness of AI chatbots among teenagers has also surged, with 79% of teens familiar with these tools in 2024, up from 67% in 2023. This increasing familiarity underscores the need for a deeper understanding of their potential long-term effects.

Regulatory Scrutiny and Company Responses

Regulators are taking notice of the growing influence of AI chatbots. The Federal Trade Commission has ordered several companies to explain how their AI tools may impact children. In response, OpenAI plans to launch a dedicated ChatGPT experience with parental controls for users under 18. They also aim to develop tools to better predict a user's age, ensuring that younger users are protected.

These regulatory actions highlight the growing concern about the potential risks associated with AI chatbots, particularly for younger users. Companies are now being held accountable for the safety and well-being of their youngest users.

Cognitive Impacts of AI Reliance

A preliminary study from MIT's Media Lab explored the cognitive impact of using AI in essay writing. The findings were alarming: participants who relied on AI chatbots showed weaker neural connections compared to those who relied on their own knowledge. This suggests that over-reliance on AI could hinder the development of critical thinking skills, a cornerstone of cognitive development.

Nataliya Kosmyna, a research scientist at MIT, warns that the convenience of AI tools today could have future costs. She emphasizes that over-reliance on AI may erode creativity and increase vulnerability to manipulation. Pilyoung Kim, a child psychology expert, echoes these concerns, stressing the importance of limiting AI use for younger children to foster independent thinking.

The Need for Guardrails and Open Communication

Experts like Kosmyna and Kim stress the importance of regulators and tech companies working together to protect young people. Parents are also encouraged to maintain open communication with their children and monitor their AI usage. This allows for the early detection of AI inaccuracies and ensures that children are not overly dependent on these tools.

In conclusion, while AI chatbots offer significant benefits, their potential risks to teen brain development cannot be overlooked. Regulatory actions, parental controls, and open communication are essential to mitigate these risks and ensure the healthy cognitive development of young minds.