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 ...

A neurologic disorder is any condition that affects the brain and nerves throughout the body. Common neurologic conditions in children include epilepsy, cerebral palsy, attention deficit hyperactivity ...