Some students decided to delete TikTok during their exam period after becoming addicted and spending too much time on the popular social video app.

A psychologist said the personalised algorithm on TikTok may be leading young people to get addicted.Dr Nia Williams, of Bangor University, said TikTok becomes addictive because it releases dopamine into the brain, making you feel good.

TikTok has been asked to comment.

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https://bbc.in/3KTJ22v