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TikTok Brain Explained: Why Some Kids Seem Hooked on Social Video Feeds

The dopamine rush of endless short videos makes it hard for young viewers to switch their focus to slower-moving activities. ‘We’ve made kids live in a candy store.’

Remember the good old days when kids just watched YouTube all day? Now that they binge on 15-second TikToks, those YouTube clips seem like PBS documentaries.

Many parents tell me their kids can’t sit through feature-length films anymore because to them the movies feel painfully slow. Others have observed their kids struggling to focus on homework. And reading a book? Forget about it.


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