Speech and gait in Parkinson's disease: When rhythm matters

Introduction Speech disturbances in Parkinson's disease (PD) are heterogeneous, ranging from hypokinetic to hyperkinetic types. Repetitive speech disorder has been demonstrated in more advanced disease stages and has been considered the speech equivalent of freezing of gait (FOG). We aimed to verify a possible relationship between speech and FOG in patients with PD. Methods Forty-three consecutive PD patients and 20 healthy control subjects...