Tourette’s syndrome is a neurodevelopmental disorder tied to disruptions in the brain circuits that regulate movement and habit formation. The disorder starts in childhood and is characterized by ...

Obscene language tics, called coprolalia, don’t reveal what people with Tourette’s think and feel. In fact, tics often compel people to say or do precisely what they most wish to avoid.

John Davidson, the Scottish Tourette’s syndrome activist and real-life inspiration for "I Swear," was thrust into the ...

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