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Grid to glide: A simple visual cue that alleviates upper-limb freezing

Freezing of the upper limb (FoUL) is a poorly explored manifestation of Parkinson's disease. This report describes a case of a 54-year-old woman with FoUL predominantly affecting handwriting. Writing on grid paper with small squares (0.5 × 0.5 cm) markedly reduced FoUL frequency....

Two-year smartphone motor monitoring in isolated REM sleep behavior disorder and Parkinson’s disease

Abstract We aimed to assess the sensitivity of key motor smartphone tasks to detect disease progression in subjects with isolated rapid eye movement sleep behavior disorder (iRBD) and early Parkinson’s disease (PD) compared to healthy controls. Twenty-six healthy controls, 22 pat...