Question: What is  Tourette syndrome? And how does it affect the brain?

  1. People with tourettes have uncontrollable muscle and verbal ticks. Sometimes the verbal ticks are obscene words, but often this is dramatised in films and media. No one knows how it develops or why it tend to go away after childhood. Some genetics have found an overlap between the genes linked to ADHD and tourettes. An over-active brain?

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