Tourette syndrome involves involuntary motor and vocal tics that are widely misunderstood. Learning what the condition looks ...

The reactions to John Davidson’s tics at the BAFTA awards make clear that Tourette syndrome remains a deeply misunderstood condition.

Tic disorders are conditions featuring sudden, non-rhythmic movements or vocalizations. A formal tic disorder diagnosis is determined by tic frequency, duration, and type. Tics are non-rhythmic ...

Functional tics are dramatic, involuntary movements or sounds usually made in response to a trigger. While similar to other tic disorders, they have different causes and treatment options. Functional ...