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 ...

Tics take the form of abnormal, repetitive, and unintentional movements or vocalizations that do not follow any rhythm or pattern. Provisional tic disorder, previously known as transient tic disorder, ...

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.

Tics are sudden, uncontrollable, spastic movements or verbal outbursts. These movements or vocalizations are repetitive, do not follow a rhythm, and are generally involuntary. Persistent motor or ...