Health specialists say subtle physical behaviours — especially involving the hands — may sometimes signal neurological ...

For some people, the mere sight of someone tapping their foot, twirling their hair or clicking a pen can trigger an intense sense of discomfort, or even rage. This reaction is known as "misokinesia," ...

Millions of Americans live with joint pain caused by everything from repetitive movements like bending and squatting to ...

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 ...

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.

Children with autism spectrum disorder (ASD) often experience social communication impairments and engage in restricted and repetitive behaviors (RRBs). Early identification of these symptoms is ...