Stereotypic movement disorder is a motor disorder that develops in childhood, typically before grade school, and involves repetitive, purposeless movement. Examples of stereotypic movements include ...

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 ...

Motor stereotypies are characterised by repetitive, rhythmic movements that emerge in early childhood and may persist into adolescence and adulthood. They comprise a spectrum ranging from benign ...

Tardive dyskinesia (TD) is an involuntary movement disorder caused by long-term dopamine-blocking medications. Prolonged use may create chemical imbalances in brain areas controlling movement.

A recent Channel 4 TV programme, Britain’s Tourette Mystery – Scarlett Moffatt Investigates, promised to explain why there has been an increase in the number of people, mainly teenage girls, who have ...