The research found that the brains of people who used ChatGPT to help write essays were less engaged than others.

Relying on ChatGPT significantly affects critical thinking abilities, according to a new study. Researchers from MIT Media Lab, Wellesley College, and Massachusetts College of Art and Design conducted a four-month study titled "Your Brain on ChatGPT" and found users of large language models (LLMs) like OpenAI's chatbot "consistently underperformed at neural,

Largely, the study found that those who relied solely on ChatGPT to write their essays had lower levels of brain activity and presented less original writing.